diff --git a/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java b/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java
index dd46f168c2..d232ce8582 100644
--- a/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java
+++ b/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java
@@ -223,6 +223,7 @@ public void createDatabaseTest() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -278,6 +279,7 @@ public void createDatabaseTest2() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -333,6 +335,7 @@ public void getDatabaseTest() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     mockDatabaseAdmin.addResponse(expectedResponse);
 
@@ -377,6 +380,7 @@ public void getDatabaseTest2() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     mockDatabaseAdmin.addResponse(expectedResponse);
 
@@ -1307,6 +1311,7 @@ public void restoreDatabaseTest() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -1365,6 +1370,7 @@ public void restoreDatabaseTest2() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -1423,6 +1429,7 @@ public void restoreDatabaseTest3() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -1481,6 +1488,7 @@ public void restoreDatabaseTest4() throws Exception {
             .addAllEncryptionInfo(new ArrayList<EncryptionInfo>())
             .setVersionRetentionPeriod("versionRetentionPeriod-629783929")
             .setEarliestVersionTime(Timestamp.newBuilder().build())
+            .setDefaultLeader("defaultLeader759009962")
             .build();
     Operation resultOperation =
         Operation.newBuilder()
diff --git a/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/instance/v1/InstanceAdminClientTest.java b/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/instance/v1/InstanceAdminClientTest.java
index 1b2d628b26..929de268de 100644
--- a/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/instance/v1/InstanceAdminClientTest.java
+++ b/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/instance/v1/InstanceAdminClientTest.java
@@ -205,6 +205,7 @@ public void getInstanceConfigTest() throws Exception {
             .setName(InstanceConfigName.of("[PROJECT]", "[INSTANCE_CONFIG]").toString())
             .setDisplayName("displayName1714148973")
             .addAllReplicas(new ArrayList<ReplicaInfo>())
+            .addAllLeaderOptions(new ArrayList<String>())
             .build();
     mockInstanceAdmin.addResponse(expectedResponse);
 
@@ -245,6 +246,7 @@ public void getInstanceConfigTest2() throws Exception {
             .setName(InstanceConfigName.of("[PROJECT]", "[INSTANCE_CONFIG]").toString())
             .setDisplayName("displayName1714148973")
             .addAllReplicas(new ArrayList<ReplicaInfo>())
+            .addAllLeaderOptions(new ArrayList<String>())
             .build();
     mockInstanceAdmin.addResponse(expectedResponse);
 
diff --git a/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/Database.java b/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/Database.java
index 4bd89e0856..b8ee459454 100644
--- a/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/Database.java
+++ b/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/Database.java
@@ -42,6 +42,7 @@ private Database() {
     state_ = 0;
     encryptionInfo_ = java.util.Collections.emptyList();
     versionRetentionPeriod_ = "";
+    defaultLeader_ = "";
   }
 
   @java.lang.Override
@@ -171,6 +172,13 @@ private Database(
                       extensionRegistry));
               break;
             }
+          case 74:
+            {
+              java.lang.String s = input.readStringRequireUtf8();
+
+              defaultLeader_ = s;
+              break;
+            }
           default:
             {
               if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -904,6 +912,63 @@ public com.google.protobuf.TimestampOrBuilder getEarliestVersionTimeOrBuilder()
     return getEarliestVersionTime();
   }
 
+  public static final int DEFAULT_LEADER_FIELD_NUMBER = 9;
+  private volatile java.lang.Object defaultLeader_;
+  /**
+   *
+   *
+   * <pre>
+   * Output only. The read-write region which contains the database's leader
+   * replicas.
+   * This is the same as the value of default_leader
+   * database option set using DatabaseAdmin.CreateDatabase or
+   * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+   * </pre>
+   *
+   * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+   *
+   * @return The defaultLeader.
+   */
+  @java.lang.Override
+  public java.lang.String getDefaultLeader() {
+    java.lang.Object ref = defaultLeader_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      defaultLeader_ = s;
+      return s;
+    }
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Output only. The read-write region which contains the database's leader
+   * replicas.
+   * This is the same as the value of default_leader
+   * database option set using DatabaseAdmin.CreateDatabase or
+   * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+   * </pre>
+   *
+   * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+   *
+   * @return The bytes for defaultLeader.
+   */
+  @java.lang.Override
+  public com.google.protobuf.ByteString getDefaultLeaderBytes() {
+    java.lang.Object ref = defaultLeader_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b =
+          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+      defaultLeader_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
   private byte memoizedIsInitialized = -1;
 
   @java.lang.Override
@@ -943,6 +1008,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
     for (int i = 0; i < encryptionInfo_.size(); i++) {
       output.writeMessage(8, encryptionInfo_.get(i));
     }
+    if (!getDefaultLeaderBytes().isEmpty()) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 9, defaultLeader_);
+    }
     unknownFields.writeTo(output);
   }
 
@@ -977,6 +1045,9 @@ public int getSerializedSize() {
     for (int i = 0; i < encryptionInfo_.size(); i++) {
       size += com.google.protobuf.CodedOutputStream.computeMessageSize(8, encryptionInfo_.get(i));
     }
+    if (!getDefaultLeaderBytes().isEmpty()) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(9, defaultLeader_);
+    }
     size += unknownFields.getSerializedSize();
     memoizedSize = size;
     return size;
@@ -1013,6 +1084,7 @@ public boolean equals(final java.lang.Object obj) {
     if (hasEarliestVersionTime()) {
       if (!getEarliestVersionTime().equals(other.getEarliestVersionTime())) return false;
     }
+    if (!getDefaultLeader().equals(other.getDefaultLeader())) return false;
     if (!unknownFields.equals(other.unknownFields)) return false;
     return true;
   }
@@ -1050,6 +1122,8 @@ public int hashCode() {
       hash = (37 * hash) + EARLIEST_VERSION_TIME_FIELD_NUMBER;
       hash = (53 * hash) + getEarliestVersionTime().hashCode();
     }
+    hash = (37 * hash) + DEFAULT_LEADER_FIELD_NUMBER;
+    hash = (53 * hash) + getDefaultLeader().hashCode();
     hash = (29 * hash) + unknownFields.hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -1233,6 +1307,8 @@ public Builder clear() {
         earliestVersionTime_ = null;
         earliestVersionTimeBuilder_ = null;
       }
+      defaultLeader_ = "";
+
       return this;
     }
 
@@ -1293,6 +1369,7 @@ public com.google.spanner.admin.database.v1.Database buildPartial() {
       } else {
         result.earliestVersionTime_ = earliestVersionTimeBuilder_.build();
       }
+      result.defaultLeader_ = defaultLeader_;
       onBuilt();
       return result;
     }
@@ -1392,6 +1469,10 @@ public Builder mergeFrom(com.google.spanner.admin.database.v1.Database other) {
       if (other.hasEarliestVersionTime()) {
         mergeEarliestVersionTime(other.getEarliestVersionTime());
       }
+      if (!other.getDefaultLeader().isEmpty()) {
+        defaultLeader_ = other.defaultLeader_;
+        onChanged();
+      }
       this.mergeUnknownFields(other.unknownFields);
       onChanged();
       return this;
@@ -3177,6 +3258,132 @@ public com.google.protobuf.TimestampOrBuilder getEarliestVersionTimeOrBuilder()
       return earliestVersionTimeBuilder_;
     }
 
+    private java.lang.Object defaultLeader_ = "";
+    /**
+     *
+     *
+     * <pre>
+     * Output only. The read-write region which contains the database's leader
+     * replicas.
+     * This is the same as the value of default_leader
+     * database option set using DatabaseAdmin.CreateDatabase or
+     * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+     * </pre>
+     *
+     * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+     *
+     * @return The defaultLeader.
+     */
+    public java.lang.String getDefaultLeader() {
+      java.lang.Object ref = defaultLeader_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        defaultLeader_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Output only. The read-write region which contains the database's leader
+     * replicas.
+     * This is the same as the value of default_leader
+     * database option set using DatabaseAdmin.CreateDatabase or
+     * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+     * </pre>
+     *
+     * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+     *
+     * @return The bytes for defaultLeader.
+     */
+    public com.google.protobuf.ByteString getDefaultLeaderBytes() {
+      java.lang.Object ref = defaultLeader_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b =
+            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
+        defaultLeader_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Output only. The read-write region which contains the database's leader
+     * replicas.
+     * This is the same as the value of default_leader
+     * database option set using DatabaseAdmin.CreateDatabase or
+     * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+     * </pre>
+     *
+     * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+     *
+     * @param value The defaultLeader to set.
+     * @return This builder for chaining.
+     */
+    public Builder setDefaultLeader(java.lang.String value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+
+      defaultLeader_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Output only. The read-write region which contains the database's leader
+     * replicas.
+     * This is the same as the value of default_leader
+     * database option set using DatabaseAdmin.CreateDatabase or
+     * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+     * </pre>
+     *
+     * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+     *
+     * @return This builder for chaining.
+     */
+    public Builder clearDefaultLeader() {
+
+      defaultLeader_ = getDefaultInstance().getDefaultLeader();
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Output only. The read-write region which contains the database's leader
+     * replicas.
+     * This is the same as the value of default_leader
+     * database option set using DatabaseAdmin.CreateDatabase or
+     * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+     * </pre>
+     *
+     * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+     *
+     * @param value The bytes for defaultLeader to set.
+     * @return This builder for chaining.
+     */
+    public Builder setDefaultLeaderBytes(com.google.protobuf.ByteString value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      checkByteStringIsUtf8(value);
+
+      defaultLeader_ = value;
+      onChanged();
+      return this;
+    }
+
     @java.lang.Override
     public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
       return super.setUnknownFields(unknownFields);
diff --git a/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/DatabaseOrBuilder.java b/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/DatabaseOrBuilder.java
index 3451b2e4fe..0c85853079 100644
--- a/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/DatabaseOrBuilder.java
+++ b/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/DatabaseOrBuilder.java
@@ -395,4 +395,37 @@ com.google.spanner.admin.database.v1.EncryptionInfoOrBuilder getEncryptionInfoOr
    * </code>
    */
   com.google.protobuf.TimestampOrBuilder getEarliestVersionTimeOrBuilder();
+
+  /**
+   *
+   *
+   * <pre>
+   * Output only. The read-write region which contains the database's leader
+   * replicas.
+   * This is the same as the value of default_leader
+   * database option set using DatabaseAdmin.CreateDatabase or
+   * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+   * </pre>
+   *
+   * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+   *
+   * @return The defaultLeader.
+   */
+  java.lang.String getDefaultLeader();
+  /**
+   *
+   *
+   * <pre>
+   * Output only. The read-write region which contains the database's leader
+   * replicas.
+   * This is the same as the value of default_leader
+   * database option set using DatabaseAdmin.CreateDatabase or
+   * DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+   * </pre>
+   *
+   * <code>string default_leader = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
+   *
+   * @return The bytes for defaultLeader.
+   */
+  com.google.protobuf.ByteString getDefaultLeaderBytes();
 }
diff --git a/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/SpannerDatabaseAdminProto.java b/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/SpannerDatabaseAdminProto.java
index 7b60b9afc6..4396736d3c 100644
--- a/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/SpannerDatabaseAdminProto.java
+++ b/proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/SpannerDatabaseAdminProto.java
@@ -124,7 +124,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "admin.database.v1.RestoreSourceType\022C\n\013b"
           + "ackup_info\030\002 \001(\0132,.google.spanner.admin."
           + "database.v1.BackupInfoH\000B\r\n\013source_info\""
-          + "\241\005\n\010Database\022\021\n\004name\030\001 \001(\tB\003\340A\002\022D\n\005state"
+          + "\276\005\n\010Database\022\021\n\004name\030\001 \001(\tB\003\340A\002\022D\n\005state"
           + "\030\002 \001(\01620.google.spanner.admin.database.v"
           + "1.Database.StateB\003\340A\003\0224\n\013create_time\030\003 \001"
           + "(\0132\032.google.protobuf.TimestampB\003\340A\003\022H\n\014r"
@@ -136,189 +136,189 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "n.database.v1.EncryptionInfoB\003\340A\003\022%\n\030ver"
           + "sion_retention_period\030\006 \001(\tB\003\340A\003\022>\n\025earl"
           + "iest_version_time\030\007 \001(\0132\032.google.protobu"
-          + "f.TimestampB\003\340A\003\"M\n\005State\022\025\n\021STATE_UNSPE"
-          + "CIFIED\020\000\022\014\n\010CREATING\020\001\022\t\n\005READY\020\002\022\024\n\020REA"
-          + "DY_OPTIMIZING\020\003:b\352A_\n\037spanner.googleapis"
-          + ".com/Database\022<projects/{project}/instan"
-          + "ces/{instance}/databases/{database}\"v\n\024L"
-          + "istDatabasesRequest\0227\n\006parent\030\001 \001(\tB\'\340A\002"
-          + "\372A!\n\037spanner.googleapis.com/Instance\022\021\n\t"
-          + "page_size\030\003 \001(\005\022\022\n\npage_token\030\004 \001(\t\"o\n\025L"
-          + "istDatabasesResponse\022=\n\tdatabases\030\001 \003(\0132"
-          + "*.google.spanner.admin.database.v1.Datab"
-          + "ase\022\027\n\017next_page_token\030\002 \001(\t\"\342\001\n\025CreateD"
-          + "atabaseRequest\0227\n\006parent\030\001 \001(\tB\'\340A\002\372A!\n\037"
-          + "spanner.googleapis.com/Instance\022\035\n\020creat"
-          + "e_statement\030\002 \001(\tB\003\340A\002\022\035\n\020extra_statemen"
-          + "ts\030\003 \003(\tB\003\340A\001\022R\n\021encryption_config\030\004 \001(\013"
-          + "22.google.spanner.admin.database.v1.Encr"
-          + "yptionConfigB\003\340A\001\"P\n\026CreateDatabaseMetad"
-          + "ata\0226\n\010database\030\001 \001(\tB$\372A!\n\037spanner.goog"
-          + "leapis.com/Database\"K\n\022GetDatabaseReques"
-          + "t\0225\n\004name\030\001 \001(\tB\'\340A\002\372A!\n\037spanner.googlea"
-          + "pis.com/Database\"\204\001\n\030UpdateDatabaseDdlRe"
-          + "quest\0229\n\010database\030\001 \001(\tB\'\340A\002\372A!\n\037spanner"
-          + ".googleapis.com/Database\022\027\n\nstatements\030\002"
-          + " \003(\tB\003\340A\002\022\024\n\014operation_id\030\003 \001(\t\"\375\001\n\031Upda"
-          + "teDatabaseDdlMetadata\0226\n\010database\030\001 \001(\tB"
-          + "$\372A!\n\037spanner.googleapis.com/Database\022\022\n"
-          + "\nstatements\030\002 \003(\t\0225\n\021commit_timestamps\030\003"
-          + " \003(\0132\032.google.protobuf.Timestamp\022\026\n\tthro"
-          + "ttled\030\004 \001(\010B\003\340A\003\022E\n\010progress\030\005 \003(\01323.goo"
-          + "gle.spanner.admin.database.v1.OperationP"
-          + "rogress\"P\n\023DropDatabaseRequest\0229\n\010databa"
-          + "se\030\001 \001(\tB\'\340A\002\372A!\n\037spanner.googleapis.com"
-          + "/Database\"R\n\025GetDatabaseDdlRequest\0229\n\010da"
+          + "f.TimestampB\003\340A\003\022\033\n\016default_leader\030\t \001(\t"
+          + "B\003\340A\003\"M\n\005State\022\025\n\021STATE_UNSPECIFIED\020\000\022\014\n"
+          + "\010CREATING\020\001\022\t\n\005READY\020\002\022\024\n\020READY_OPTIMIZI"
+          + "NG\020\003:b\352A_\n\037spanner.googleapis.com/Databa"
+          + "se\022<projects/{project}/instances/{instan"
+          + "ce}/databases/{database}\"v\n\024ListDatabase"
+          + "sRequest\0227\n\006parent\030\001 \001(\tB\'\340A\002\372A!\n\037spanne"
+          + "r.googleapis.com/Instance\022\021\n\tpage_size\030\003"
+          + " \001(\005\022\022\n\npage_token\030\004 \001(\t\"o\n\025ListDatabase"
+          + "sResponse\022=\n\tdatabases\030\001 \003(\0132*.google.sp"
+          + "anner.admin.database.v1.Database\022\027\n\017next"
+          + "_page_token\030\002 \001(\t\"\342\001\n\025CreateDatabaseRequ"
+          + "est\0227\n\006parent\030\001 \001(\tB\'\340A\002\372A!\n\037spanner.goo"
+          + "gleapis.com/Instance\022\035\n\020create_statement"
+          + "\030\002 \001(\tB\003\340A\002\022\035\n\020extra_statements\030\003 \003(\tB\003\340"
+          + "A\001\022R\n\021encryption_config\030\004 \001(\01322.google.s"
+          + "panner.admin.database.v1.EncryptionConfi"
+          + "gB\003\340A\001\"P\n\026CreateDatabaseMetadata\0226\n\010data"
+          + "base\030\001 \001(\tB$\372A!\n\037spanner.googleapis.com/"
+          + "Database\"K\n\022GetDatabaseRequest\0225\n\004name\030\001"
+          + " \001(\tB\'\340A\002\372A!\n\037spanner.googleapis.com/Dat"
+          + "abase\"\204\001\n\030UpdateDatabaseDdlRequest\0229\n\010da"
           + "tabase\030\001 \001(\tB\'\340A\002\372A!\n\037spanner.googleapis"
-          + ".com/Database\",\n\026GetDatabaseDdlResponse\022"
-          + "\022\n\nstatements\030\001 \003(\t\"\217\001\n\035ListDatabaseOper"
-          + "ationsRequest\0227\n\006parent\030\001 \001(\tB\'\340A\002\372A!\n\037s"
-          + "panner.googleapis.com/Instance\022\016\n\006filter"
-          + "\030\002 \001(\t\022\021\n\tpage_size\030\003 \001(\005\022\022\n\npage_token\030"
-          + "\004 \001(\t\"l\n\036ListDatabaseOperationsResponse\022"
-          + "1\n\noperations\030\001 \003(\0132\035.google.longrunning"
-          + ".Operation\022\027\n\017next_page_token\030\002 \001(\t\"\216\002\n\026"
-          + "RestoreDatabaseRequest\0227\n\006parent\030\001 \001(\tB\'"
-          + "\340A\002\372A!\n\037spanner.googleapis.com/Instance\022"
-          + "\030\n\013database_id\030\002 \001(\tB\003\340A\002\0224\n\006backup\030\003 \001("
-          + "\tB\"\372A\037\n\035spanner.googleapis.com/BackupH\000\022"
-          + "a\n\021encryption_config\030\004 \001(\0132A.google.span"
-          + "ner.admin.database.v1.RestoreDatabaseEnc"
-          + "ryptionConfigB\003\340A\001B\010\n\006source\"\363\002\n\037Restore"
-          + "DatabaseEncryptionConfig\022n\n\017encryption_t"
-          + "ype\030\001 \001(\0162P.google.spanner.admin.databas"
-          + "e.v1.RestoreDatabaseEncryptionConfig.Enc"
-          + "ryptionTypeB\003\340A\002\022?\n\014kms_key_name\030\002 \001(\tB)"
-          + "\340A\001\372A#\n!cloudkms.googleapis.com/CryptoKe"
-          + "y\"\236\001\n\016EncryptionType\022\037\n\033ENCRYPTION_TYPE_"
-          + "UNSPECIFIED\020\000\022+\n\'USE_CONFIG_DEFAULT_OR_B"
-          + "ACKUP_ENCRYPTION\020\001\022\035\n\031GOOGLE_DEFAULT_ENC"
-          + "RYPTION\020\002\022\037\n\033CUSTOMER_MANAGED_ENCRYPTION"
-          + "\020\003\"\215\003\n\027RestoreDatabaseMetadata\0222\n\004name\030\001"
-          + " \001(\tB$\372A!\n\037spanner.googleapis.com/Databa"
-          + "se\022H\n\013source_type\030\002 \001(\01623.google.spanner"
-          + ".admin.database.v1.RestoreSourceType\022C\n\013"
-          + "backup_info\030\003 \001(\0132,.google.spanner.admin"
-          + ".database.v1.BackupInfoH\000\022E\n\010progress\030\004 "
-          + "\001(\01323.google.spanner.admin.database.v1.O"
-          + "perationProgress\022/\n\013cancel_time\030\005 \001(\0132\032."
-          + "google.protobuf.Timestamp\022(\n optimize_da"
-          + "tabase_operation_name\030\006 \001(\tB\r\n\013source_in"
-          + "fo\"\235\001\n OptimizeRestoredDatabaseMetadata\022"
-          + "2\n\004name\030\001 \001(\tB$\372A!\n\037spanner.googleapis.c"
-          + "om/Database\022E\n\010progress\030\002 \001(\01323.google.s"
-          + "panner.admin.database.v1.OperationProgre"
-          + "ss*5\n\021RestoreSourceType\022\024\n\020TYPE_UNSPECIF"
-          + "IED\020\000\022\n\n\006BACKUP\020\0012\223\037\n\rDatabaseAdmin\022\300\001\n\r"
-          + "ListDatabases\0226.google.spanner.admin.dat"
-          + "abase.v1.ListDatabasesRequest\0327.google.s"
-          + "panner.admin.database.v1.ListDatabasesRe"
-          + "sponse\">\202\323\344\223\002/\022-/v1/{parent=projects/*/i"
-          + "nstances/*}/databases\332A\006parent\022\244\002\n\016Creat"
-          + "eDatabase\0227.google.spanner.admin.databas"
-          + "e.v1.CreateDatabaseRequest\032\035.google.long"
-          + "running.Operation\"\271\001\202\323\344\223\0022\"-/v1/{parent="
-          + "projects/*/instances/*}/databases:\001*\332A\027p"
-          + "arent,create_statement\312Ad\n)google.spanne"
-          + "r.admin.database.v1.Database\0227google.spa"
-          + "nner.admin.database.v1.CreateDatabaseMet"
-          + "adata\022\255\001\n\013GetDatabase\0224.google.spanner.a"
-          + "dmin.database.v1.GetDatabaseRequest\032*.go"
-          + "ogle.spanner.admin.database.v1.Database\""
-          + "<\202\323\344\223\002/\022-/v1/{name=projects/*/instances/"
-          + "*/databases/*}\332A\004name\022\235\002\n\021UpdateDatabase"
-          + "Ddl\022:.google.spanner.admin.database.v1.U"
-          + "pdateDatabaseDdlRequest\032\035.google.longrun"
-          + "ning.Operation\"\254\001\202\323\344\223\002:25/v1/{database=p"
-          + "rojects/*/instances/*/databases/*}/ddl:\001"
-          + "*\332A\023database,statements\312AS\n\025google.proto"
-          + "buf.Empty\022:google.spanner.admin.database"
-          + ".v1.UpdateDatabaseDdlMetadata\022\243\001\n\014DropDa"
-          + "tabase\0225.google.spanner.admin.database.v"
-          + "1.DropDatabaseRequest\032\026.google.protobuf."
-          + "Empty\"D\202\323\344\223\0023*1/v1/{database=projects/*/"
-          + "instances/*/databases/*}\332A\010database\022\315\001\n\016"
-          + "GetDatabaseDdl\0227.google.spanner.admin.da"
-          + "tabase.v1.GetDatabaseDdlRequest\0328.google"
-          + ".spanner.admin.database.v1.GetDatabaseDd"
-          + "lResponse\"H\202\323\344\223\0027\0225/v1/{database=project"
-          + "s/*/instances/*/databases/*}/ddl\332A\010datab"
-          + "ase\022\353\001\n\014SetIamPolicy\022\".google.iam.v1.Set"
-          + "IamPolicyRequest\032\025.google.iam.v1.Policy\""
-          + "\237\001\202\323\344\223\002\206\001\">/v1/{resource=projects/*/inst"
-          + "ances/*/databases/*}:setIamPolicy:\001*ZA\"<"
-          + "/v1/{resource=projects/*/instances/*/bac"
-          + "kups/*}:setIamPolicy:\001*\332A\017resource,polic"
-          + "y\022\344\001\n\014GetIamPolicy\022\".google.iam.v1.GetIa"
-          + "mPolicyRequest\032\025.google.iam.v1.Policy\"\230\001"
-          + "\202\323\344\223\002\206\001\">/v1/{resource=projects/*/instan"
-          + "ces/*/databases/*}:getIamPolicy:\001*ZA\"</v"
-          + "1/{resource=projects/*/instances/*/backu"
-          + "ps/*}:getIamPolicy:\001*\332A\010resource\022\234\002\n\022Tes"
-          + "tIamPermissions\022(.google.iam.v1.TestIamP"
-          + "ermissionsRequest\032).google.iam.v1.TestIa"
-          + "mPermissionsResponse\"\260\001\202\323\344\223\002\222\001\"D/v1/{res"
-          + "ource=projects/*/instances/*/databases/*"
-          + "}:testIamPermissions:\001*ZG\"B/v1/{resource"
-          + "=projects/*/instances/*/backups/*}:testI"
-          + "amPermissions:\001*\332A\024resource,permissions\022"
-          + "\237\002\n\014CreateBackup\0225.google.spanner.admin."
-          + "database.v1.CreateBackupRequest\032\035.google"
-          + ".longrunning.Operation\"\270\001\202\323\344\223\0025\"+/v1/{pa"
-          + "rent=projects/*/instances/*}/backups:\006ba"
-          + "ckup\332A\027parent,backup,backup_id\312A`\n\'googl"
-          + "e.spanner.admin.database.v1.Backup\0225goog"
-          + "le.spanner.admin.database.v1.CreateBacku"
-          + "pMetadata\022\245\001\n\tGetBackup\0222.google.spanner"
-          + ".admin.database.v1.GetBackupRequest\032(.go"
-          + "ogle.spanner.admin.database.v1.Backup\":\202"
-          + "\323\344\223\002-\022+/v1/{name=projects/*/instances/*/"
-          + "backups/*}\332A\004name\022\310\001\n\014UpdateBackup\0225.goo"
-          + "gle.spanner.admin.database.v1.UpdateBack"
-          + "upRequest\032(.google.spanner.admin.databas"
-          + "e.v1.Backup\"W\202\323\344\223\002<22/v1/{backup.name=pr"
-          + "ojects/*/instances/*/backups/*}:\006backup\332"
-          + "A\022backup,update_mask\022\231\001\n\014DeleteBackup\0225."
-          + "google.spanner.admin.database.v1.DeleteB"
-          + "ackupRequest\032\026.google.protobuf.Empty\":\202\323"
-          + "\344\223\002-*+/v1/{name=projects/*/instances/*/b"
-          + "ackups/*}\332A\004name\022\270\001\n\013ListBackups\0224.googl"
-          + "e.spanner.admin.database.v1.ListBackupsR"
-          + "equest\0325.google.spanner.admin.database.v"
-          + "1.ListBackupsResponse\"<\202\323\344\223\002-\022+/v1/{pare"
-          + "nt=projects/*/instances/*}/backups\332A\006par"
-          + "ent\022\261\002\n\017RestoreDatabase\0228.google.spanner"
-          + ".admin.database.v1.RestoreDatabaseReques"
-          + "t\032\035.google.longrunning.Operation\"\304\001\202\323\344\223\002"
-          + ":\"5/v1/{parent=projects/*/instances/*}/d"
-          + "atabases:restore:\001*\332A\031parent,database_id"
-          + ",backup\312Ae\n)google.spanner.admin.databas"
-          + "e.v1.Database\0228google.spanner.admin.data"
-          + "base.v1.RestoreDatabaseMetadata\022\344\001\n\026List"
-          + "DatabaseOperations\022?.google.spanner.admi"
-          + "n.database.v1.ListDatabaseOperationsRequ"
-          + "est\032@.google.spanner.admin.database.v1.L"
-          + "istDatabaseOperationsResponse\"G\202\323\344\223\0028\0226/"
-          + "v1/{parent=projects/*/instances/*}/datab"
-          + "aseOperations\332A\006parent\022\334\001\n\024ListBackupOpe"
-          + "rations\022=.google.spanner.admin.database."
-          + "v1.ListBackupOperationsRequest\032>.google."
-          + "spanner.admin.database.v1.ListBackupOper"
-          + "ationsResponse\"E\202\323\344\223\0026\0224/v1/{parent=proj"
-          + "ects/*/instances/*}/backupOperations\332A\006p"
-          + "arent\032x\312A\026spanner.googleapis.com\322A\\https"
-          + "://www.googleapis.com/auth/cloud-platfor"
-          + "m,https://www.googleapis.com/auth/spanne"
-          + "r.adminB\332\002\n$com.google.spanner.admin.dat"
-          + "abase.v1B\031SpannerDatabaseAdminProtoP\001ZHg"
-          + "oogle.golang.org/genproto/googleapis/spa"
-          + "nner/admin/database/v1;database\252\002&Google"
-          + ".Cloud.Spanner.Admin.Database.V1\312\002&Googl"
-          + "e\\Cloud\\Spanner\\Admin\\Database\\V1\352\002+Goog"
-          + "le::Cloud::Spanner::Admin::Database::V1\352"
-          + "AJ\n\037spanner.googleapis.com/Instance\022\'pro"
-          + "jects/{project}/instances/{instance}b\006pr"
-          + "oto3"
+          + ".com/Database\022\027\n\nstatements\030\002 \003(\tB\003\340A\002\022\024"
+          + "\n\014operation_id\030\003 \001(\t\"\375\001\n\031UpdateDatabaseD"
+          + "dlMetadata\0226\n\010database\030\001 \001(\tB$\372A!\n\037spann"
+          + "er.googleapis.com/Database\022\022\n\nstatements"
+          + "\030\002 \003(\t\0225\n\021commit_timestamps\030\003 \003(\0132\032.goog"
+          + "le.protobuf.Timestamp\022\026\n\tthrottled\030\004 \001(\010"
+          + "B\003\340A\003\022E\n\010progress\030\005 \003(\01323.google.spanner"
+          + ".admin.database.v1.OperationProgress\"P\n\023"
+          + "DropDatabaseRequest\0229\n\010database\030\001 \001(\tB\'\340"
+          + "A\002\372A!\n\037spanner.googleapis.com/Database\"R"
+          + "\n\025GetDatabaseDdlRequest\0229\n\010database\030\001 \001("
+          + "\tB\'\340A\002\372A!\n\037spanner.googleapis.com/Databa"
+          + "se\",\n\026GetDatabaseDdlResponse\022\022\n\nstatemen"
+          + "ts\030\001 \003(\t\"\217\001\n\035ListDatabaseOperationsReque"
+          + "st\0227\n\006parent\030\001 \001(\tB\'\340A\002\372A!\n\037spanner.goog"
+          + "leapis.com/Instance\022\016\n\006filter\030\002 \001(\t\022\021\n\tp"
+          + "age_size\030\003 \001(\005\022\022\n\npage_token\030\004 \001(\t\"l\n\036Li"
+          + "stDatabaseOperationsResponse\0221\n\noperatio"
+          + "ns\030\001 \003(\0132\035.google.longrunning.Operation\022"
+          + "\027\n\017next_page_token\030\002 \001(\t\"\216\002\n\026RestoreData"
+          + "baseRequest\0227\n\006parent\030\001 \001(\tB\'\340A\002\372A!\n\037spa"
+          + "nner.googleapis.com/Instance\022\030\n\013database"
+          + "_id\030\002 \001(\tB\003\340A\002\0224\n\006backup\030\003 \001(\tB\"\372A\037\n\035spa"
+          + "nner.googleapis.com/BackupH\000\022a\n\021encrypti"
+          + "on_config\030\004 \001(\0132A.google.spanner.admin.d"
+          + "atabase.v1.RestoreDatabaseEncryptionConf"
+          + "igB\003\340A\001B\010\n\006source\"\363\002\n\037RestoreDatabaseEnc"
+          + "ryptionConfig\022n\n\017encryption_type\030\001 \001(\0162P"
+          + ".google.spanner.admin.database.v1.Restor"
+          + "eDatabaseEncryptionConfig.EncryptionType"
+          + "B\003\340A\002\022?\n\014kms_key_name\030\002 \001(\tB)\340A\001\372A#\n!clo"
+          + "udkms.googleapis.com/CryptoKey\"\236\001\n\016Encry"
+          + "ptionType\022\037\n\033ENCRYPTION_TYPE_UNSPECIFIED"
+          + "\020\000\022+\n\'USE_CONFIG_DEFAULT_OR_BACKUP_ENCRY"
+          + "PTION\020\001\022\035\n\031GOOGLE_DEFAULT_ENCRYPTION\020\002\022\037"
+          + "\n\033CUSTOMER_MANAGED_ENCRYPTION\020\003\"\215\003\n\027Rest"
+          + "oreDatabaseMetadata\0222\n\004name\030\001 \001(\tB$\372A!\n\037"
+          + "spanner.googleapis.com/Database\022H\n\013sourc"
+          + "e_type\030\002 \001(\01623.google.spanner.admin.data"
+          + "base.v1.RestoreSourceType\022C\n\013backup_info"
+          + "\030\003 \001(\0132,.google.spanner.admin.database.v"
+          + "1.BackupInfoH\000\022E\n\010progress\030\004 \001(\01323.googl"
+          + "e.spanner.admin.database.v1.OperationPro"
+          + "gress\022/\n\013cancel_time\030\005 \001(\0132\032.google.prot"
+          + "obuf.Timestamp\022(\n optimize_database_oper"
+          + "ation_name\030\006 \001(\tB\r\n\013source_info\"\235\001\n Opti"
+          + "mizeRestoredDatabaseMetadata\0222\n\004name\030\001 \001"
+          + "(\tB$\372A!\n\037spanner.googleapis.com/Database"
+          + "\022E\n\010progress\030\002 \001(\01323.google.spanner.admi"
+          + "n.database.v1.OperationProgress*5\n\021Resto"
+          + "reSourceType\022\024\n\020TYPE_UNSPECIFIED\020\000\022\n\n\006BA"
+          + "CKUP\020\0012\223\037\n\rDatabaseAdmin\022\300\001\n\rListDatabas"
+          + "es\0226.google.spanner.admin.database.v1.Li"
+          + "stDatabasesRequest\0327.google.spanner.admi"
+          + "n.database.v1.ListDatabasesResponse\">\202\323\344"
+          + "\223\002/\022-/v1/{parent=projects/*/instances/*}"
+          + "/databases\332A\006parent\022\244\002\n\016CreateDatabase\0227"
+          + ".google.spanner.admin.database.v1.Create"
+          + "DatabaseRequest\032\035.google.longrunning.Ope"
+          + "ration\"\271\001\202\323\344\223\0022\"-/v1/{parent=projects/*/"
+          + "instances/*}/databases:\001*\332A\027parent,creat"
+          + "e_statement\312Ad\n)google.spanner.admin.dat"
+          + "abase.v1.Database\0227google.spanner.admin."
+          + "database.v1.CreateDatabaseMetadata\022\255\001\n\013G"
+          + "etDatabase\0224.google.spanner.admin.databa"
+          + "se.v1.GetDatabaseRequest\032*.google.spanne"
+          + "r.admin.database.v1.Database\"<\202\323\344\223\002/\022-/v"
+          + "1/{name=projects/*/instances/*/databases"
+          + "/*}\332A\004name\022\235\002\n\021UpdateDatabaseDdl\022:.googl"
+          + "e.spanner.admin.database.v1.UpdateDataba"
+          + "seDdlRequest\032\035.google.longrunning.Operat"
+          + "ion\"\254\001\202\323\344\223\002:25/v1/{database=projects/*/i"
+          + "nstances/*/databases/*}/ddl:\001*\332A\023databas"
+          + "e,statements\312AS\n\025google.protobuf.Empty\022:"
+          + "google.spanner.admin.database.v1.UpdateD"
+          + "atabaseDdlMetadata\022\243\001\n\014DropDatabase\0225.go"
+          + "ogle.spanner.admin.database.v1.DropDatab"
+          + "aseRequest\032\026.google.protobuf.Empty\"D\202\323\344\223"
+          + "\0023*1/v1/{database=projects/*/instances/*"
+          + "/databases/*}\332A\010database\022\315\001\n\016GetDatabase"
+          + "Ddl\0227.google.spanner.admin.database.v1.G"
+          + "etDatabaseDdlRequest\0328.google.spanner.ad"
+          + "min.database.v1.GetDatabaseDdlResponse\"H"
+          + "\202\323\344\223\0027\0225/v1/{database=projects/*/instanc"
+          + "es/*/databases/*}/ddl\332A\010database\022\353\001\n\014Set"
+          + "IamPolicy\022\".google.iam.v1.SetIamPolicyRe"
+          + "quest\032\025.google.iam.v1.Policy\"\237\001\202\323\344\223\002\206\001\">"
+          + "/v1/{resource=projects/*/instances/*/dat"
+          + "abases/*}:setIamPolicy:\001*ZA\"</v1/{resour"
+          + "ce=projects/*/instances/*/backups/*}:set"
+          + "IamPolicy:\001*\332A\017resource,policy\022\344\001\n\014GetIa"
+          + "mPolicy\022\".google.iam.v1.GetIamPolicyRequ"
+          + "est\032\025.google.iam.v1.Policy\"\230\001\202\323\344\223\002\206\001\">/v"
+          + "1/{resource=projects/*/instances/*/datab"
+          + "ases/*}:getIamPolicy:\001*ZA\"</v1/{resource"
+          + "=projects/*/instances/*/backups/*}:getIa"
+          + "mPolicy:\001*\332A\010resource\022\234\002\n\022TestIamPermiss"
+          + "ions\022(.google.iam.v1.TestIamPermissionsR"
+          + "equest\032).google.iam.v1.TestIamPermission"
+          + "sResponse\"\260\001\202\323\344\223\002\222\001\"D/v1/{resource=proje"
+          + "cts/*/instances/*/databases/*}:testIamPe"
+          + "rmissions:\001*ZG\"B/v1/{resource=projects/*"
+          + "/instances/*/backups/*}:testIamPermissio"
+          + "ns:\001*\332A\024resource,permissions\022\237\002\n\014CreateB"
+          + "ackup\0225.google.spanner.admin.database.v1"
+          + ".CreateBackupRequest\032\035.google.longrunnin"
+          + "g.Operation\"\270\001\202\323\344\223\0025\"+/v1/{parent=projec"
+          + "ts/*/instances/*}/backups:\006backup\332A\027pare"
+          + "nt,backup,backup_id\312A`\n\'google.spanner.a"
+          + "dmin.database.v1.Backup\0225google.spanner."
+          + "admin.database.v1.CreateBackupMetadata\022\245"
+          + "\001\n\tGetBackup\0222.google.spanner.admin.data"
+          + "base.v1.GetBackupRequest\032(.google.spanne"
+          + "r.admin.database.v1.Backup\":\202\323\344\223\002-\022+/v1/"
+          + "{name=projects/*/instances/*/backups/*}\332"
+          + "A\004name\022\310\001\n\014UpdateBackup\0225.google.spanner"
+          + ".admin.database.v1.UpdateBackupRequest\032("
+          + ".google.spanner.admin.database.v1.Backup"
+          + "\"W\202\323\344\223\002<22/v1/{backup.name=projects/*/in"
+          + "stances/*/backups/*}:\006backup\332A\022backup,up"
+          + "date_mask\022\231\001\n\014DeleteBackup\0225.google.span"
+          + "ner.admin.database.v1.DeleteBackupReques"
+          + "t\032\026.google.protobuf.Empty\":\202\323\344\223\002-*+/v1/{"
+          + "name=projects/*/instances/*/backups/*}\332A"
+          + "\004name\022\270\001\n\013ListBackups\0224.google.spanner.a"
+          + "dmin.database.v1.ListBackupsRequest\0325.go"
+          + "ogle.spanner.admin.database.v1.ListBacku"
+          + "psResponse\"<\202\323\344\223\002-\022+/v1/{parent=projects"
+          + "/*/instances/*}/backups\332A\006parent\022\261\002\n\017Res"
+          + "toreDatabase\0228.google.spanner.admin.data"
+          + "base.v1.RestoreDatabaseRequest\032\035.google."
+          + "longrunning.Operation\"\304\001\202\323\344\223\002:\"5/v1/{par"
+          + "ent=projects/*/instances/*}/databases:re"
+          + "store:\001*\332A\031parent,database_id,backup\312Ae\n"
+          + ")google.spanner.admin.database.v1.Databa"
+          + "se\0228google.spanner.admin.database.v1.Res"
+          + "toreDatabaseMetadata\022\344\001\n\026ListDatabaseOpe"
+          + "rations\022?.google.spanner.admin.database."
+          + "v1.ListDatabaseOperationsRequest\032@.googl"
+          + "e.spanner.admin.database.v1.ListDatabase"
+          + "OperationsResponse\"G\202\323\344\223\0028\0226/v1/{parent="
+          + "projects/*/instances/*}/databaseOperatio"
+          + "ns\332A\006parent\022\334\001\n\024ListBackupOperations\022=.g"
+          + "oogle.spanner.admin.database.v1.ListBack"
+          + "upOperationsRequest\032>.google.spanner.adm"
+          + "in.database.v1.ListBackupOperationsRespo"
+          + "nse\"E\202\323\344\223\0026\0224/v1/{parent=projects/*/inst"
+          + "ances/*}/backupOperations\332A\006parent\032x\312A\026s"
+          + "panner.googleapis.com\322A\\https://www.goog"
+          + "leapis.com/auth/cloud-platform,https://w"
+          + "ww.googleapis.com/auth/spanner.adminB\332\002\n"
+          + "$com.google.spanner.admin.database.v1B\031S"
+          + "pannerDatabaseAdminProtoP\001ZHgoogle.golan"
+          + "g.org/genproto/googleapis/spanner/admin/"
+          + "database/v1;database\252\002&Google.Cloud.Span"
+          + "ner.Admin.Database.V1\312\002&Google\\Cloud\\Spa"
+          + "nner\\Admin\\Database\\V1\352\002+Google::Cloud::"
+          + "Spanner::Admin::Database::V1\352AJ\n\037spanner"
+          + ".googleapis.com/Instance\022\'projects/{proj"
+          + "ect}/instances/{instance}b\006proto3"
     };
     descriptor =
         com.google.protobuf.Descriptors.FileDescriptor.internalBuildGeneratedFileFrom(
@@ -358,6 +358,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "EncryptionInfo",
               "VersionRetentionPeriod",
               "EarliestVersionTime",
+              "DefaultLeader",
             });
     internal_static_google_spanner_admin_database_v1_ListDatabasesRequest_descriptor =
         getDescriptor().getMessageTypes().get(2);
diff --git a/proto-google-cloud-spanner-admin-database-v1/src/main/proto/google/spanner/admin/database/v1/spanner_database_admin.proto b/proto-google-cloud-spanner-admin-database-v1/src/main/proto/google/spanner/admin/database/v1/spanner_database_admin.proto
index 668e8a0468..002717505b 100644
--- a/proto-google-cloud-spanner-admin-database-v1/src/main/proto/google/spanner/admin/database/v1/spanner_database_admin.proto
+++ b/proto-google-cloud-spanner-admin-database-v1/src/main/proto/google/spanner/admin/database/v1/spanner_database_admin.proto
@@ -399,6 +399,14 @@ message Database {
   // sure to account for the time from the moment when the value is queried to
   // the moment when you initiate the recovery.
   google.protobuf.Timestamp earliest_version_time = 7 [(google.api.field_behavior) = OUTPUT_ONLY];
+
+  // Output only. The read-write region which contains the database's leader
+  // replicas.
+  //
+  // This is the same as the value of default_leader
+  // database option set using DatabaseAdmin.CreateDatabase or
+  // DatabaseAdmin.UpdateDatabaseDdl. If not explicitly set, this is empty.
+  string default_leader = 9 [(google.api.field_behavior) = OUTPUT_ONLY];
 }
 
 // The request for [ListDatabases][google.spanner.admin.database.v1.DatabaseAdmin.ListDatabases].
diff --git a/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfig.java b/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfig.java
index 169fd017cb..74e56a73ba 100644
--- a/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfig.java
+++ b/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfig.java
@@ -42,6 +42,7 @@ private InstanceConfig() {
     name_ = "";
     displayName_ = "";
     replicas_ = java.util.Collections.emptyList();
+    leaderOptions_ = com.google.protobuf.LazyStringArrayList.EMPTY;
   }
 
   @java.lang.Override
@@ -101,6 +102,16 @@ private InstanceConfig(
                       extensionRegistry));
               break;
             }
+          case 34:
+            {
+              java.lang.String s = input.readStringRequireUtf8();
+              if (!((mutable_bitField0_ & 0x00000002) != 0)) {
+                leaderOptions_ = new com.google.protobuf.LazyStringArrayList();
+                mutable_bitField0_ |= 0x00000002;
+              }
+              leaderOptions_.add(s);
+              break;
+            }
           default:
             {
               if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
@@ -118,6 +129,9 @@ private InstanceConfig(
       if (((mutable_bitField0_ & 0x00000001) != 0)) {
         replicas_ = java.util.Collections.unmodifiableList(replicas_);
       }
+      if (((mutable_bitField0_ & 0x00000002) != 0)) {
+        leaderOptions_ = leaderOptions_.getUnmodifiableView();
+      }
       this.unknownFields = unknownFields.build();
       makeExtensionsImmutable();
     }
@@ -314,6 +328,71 @@ public com.google.spanner.admin.instance.v1.ReplicaInfoOrBuilder getReplicasOrBu
     return replicas_.get(index);
   }
 
+  public static final int LEADER_OPTIONS_FIELD_NUMBER = 4;
+  private com.google.protobuf.LazyStringList leaderOptions_;
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @return A list containing the leaderOptions.
+   */
+  public com.google.protobuf.ProtocolStringList getLeaderOptionsList() {
+    return leaderOptions_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @return The count of leaderOptions.
+   */
+  public int getLeaderOptionsCount() {
+    return leaderOptions_.size();
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @param index The index of the element to return.
+   * @return The leaderOptions at the given index.
+   */
+  public java.lang.String getLeaderOptions(int index) {
+    return leaderOptions_.get(index);
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @param index The index of the value to return.
+   * @return The bytes of the leaderOptions at the given index.
+   */
+  public com.google.protobuf.ByteString getLeaderOptionsBytes(int index) {
+    return leaderOptions_.getByteString(index);
+  }
+
   private byte memoizedIsInitialized = -1;
 
   @java.lang.Override
@@ -337,6 +416,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
     for (int i = 0; i < replicas_.size(); i++) {
       output.writeMessage(3, replicas_.get(i));
     }
+    for (int i = 0; i < leaderOptions_.size(); i++) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 4, leaderOptions_.getRaw(i));
+    }
     unknownFields.writeTo(output);
   }
 
@@ -355,6 +437,14 @@ public int getSerializedSize() {
     for (int i = 0; i < replicas_.size(); i++) {
       size += com.google.protobuf.CodedOutputStream.computeMessageSize(3, replicas_.get(i));
     }
+    {
+      int dataSize = 0;
+      for (int i = 0; i < leaderOptions_.size(); i++) {
+        dataSize += computeStringSizeNoTag(leaderOptions_.getRaw(i));
+      }
+      size += dataSize;
+      size += 1 * getLeaderOptionsList().size();
+    }
     size += unknownFields.getSerializedSize();
     memoizedSize = size;
     return size;
@@ -374,6 +464,7 @@ public boolean equals(final java.lang.Object obj) {
     if (!getName().equals(other.getName())) return false;
     if (!getDisplayName().equals(other.getDisplayName())) return false;
     if (!getReplicasList().equals(other.getReplicasList())) return false;
+    if (!getLeaderOptionsList().equals(other.getLeaderOptionsList())) return false;
     if (!unknownFields.equals(other.unknownFields)) return false;
     return true;
   }
@@ -393,6 +484,10 @@ public int hashCode() {
       hash = (37 * hash) + REPLICAS_FIELD_NUMBER;
       hash = (53 * hash) + getReplicasList().hashCode();
     }
+    if (getLeaderOptionsCount() > 0) {
+      hash = (37 * hash) + LEADER_OPTIONS_FIELD_NUMBER;
+      hash = (53 * hash) + getLeaderOptionsList().hashCode();
+    }
     hash = (29 * hash) + unknownFields.hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -551,6 +646,8 @@ public Builder clear() {
       } else {
         replicasBuilder_.clear();
       }
+      leaderOptions_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000002);
       return this;
     }
 
@@ -590,6 +687,11 @@ public com.google.spanner.admin.instance.v1.InstanceConfig buildPartial() {
       } else {
         result.replicas_ = replicasBuilder_.build();
       }
+      if (((bitField0_ & 0x00000002) != 0)) {
+        leaderOptions_ = leaderOptions_.getUnmodifiableView();
+        bitField0_ = (bitField0_ & ~0x00000002);
+      }
+      result.leaderOptions_ = leaderOptions_;
       onBuilt();
       return result;
     }
@@ -675,6 +777,16 @@ public Builder mergeFrom(com.google.spanner.admin.instance.v1.InstanceConfig oth
           }
         }
       }
+      if (!other.leaderOptions_.isEmpty()) {
+        if (leaderOptions_.isEmpty()) {
+          leaderOptions_ = other.leaderOptions_;
+          bitField0_ = (bitField0_ & ~0x00000002);
+        } else {
+          ensureLeaderOptionsIsMutable();
+          leaderOptions_.addAll(other.leaderOptions_);
+        }
+        onChanged();
+      }
       this.mergeUnknownFields(other.unknownFields);
       onChanged();
       return this;
@@ -1299,6 +1411,183 @@ public com.google.spanner.admin.instance.v1.ReplicaInfo.Builder addReplicasBuild
       return replicasBuilder_;
     }
 
+    private com.google.protobuf.LazyStringList leaderOptions_ =
+        com.google.protobuf.LazyStringArrayList.EMPTY;
+
+    private void ensureLeaderOptionsIsMutable() {
+      if (!((bitField0_ & 0x00000002) != 0)) {
+        leaderOptions_ = new com.google.protobuf.LazyStringArrayList(leaderOptions_);
+        bitField0_ |= 0x00000002;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @return A list containing the leaderOptions.
+     */
+    public com.google.protobuf.ProtocolStringList getLeaderOptionsList() {
+      return leaderOptions_.getUnmodifiableView();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @return The count of leaderOptions.
+     */
+    public int getLeaderOptionsCount() {
+      return leaderOptions_.size();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @param index The index of the element to return.
+     * @return The leaderOptions at the given index.
+     */
+    public java.lang.String getLeaderOptions(int index) {
+      return leaderOptions_.get(index);
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @param index The index of the value to return.
+     * @return The bytes of the leaderOptions at the given index.
+     */
+    public com.google.protobuf.ByteString getLeaderOptionsBytes(int index) {
+      return leaderOptions_.getByteString(index);
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @param index The index to set the value at.
+     * @param value The leaderOptions to set.
+     * @return This builder for chaining.
+     */
+    public Builder setLeaderOptions(int index, java.lang.String value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      ensureLeaderOptionsIsMutable();
+      leaderOptions_.set(index, value);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @param value The leaderOptions to add.
+     * @return This builder for chaining.
+     */
+    public Builder addLeaderOptions(java.lang.String value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      ensureLeaderOptionsIsMutable();
+      leaderOptions_.add(value);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @param values The leaderOptions to add.
+     * @return This builder for chaining.
+     */
+    public Builder addAllLeaderOptions(java.lang.Iterable<java.lang.String> values) {
+      ensureLeaderOptionsIsMutable();
+      com.google.protobuf.AbstractMessageLite.Builder.addAll(values, leaderOptions_);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @return This builder for chaining.
+     */
+    public Builder clearLeaderOptions() {
+      leaderOptions_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000002);
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Allowed values of the “default_leader” schema option for databases in
+     * instances that use this instance configuration.
+     * </pre>
+     *
+     * <code>repeated string leader_options = 4;</code>
+     *
+     * @param value The bytes of the leaderOptions to add.
+     * @return This builder for chaining.
+     */
+    public Builder addLeaderOptionsBytes(com.google.protobuf.ByteString value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      checkByteStringIsUtf8(value);
+      ensureLeaderOptionsIsMutable();
+      leaderOptions_.add(value);
+      onChanged();
+      return this;
+    }
+
     @java.lang.Override
     public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
       return super.setUnknownFields(unknownFields);
diff --git a/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfigOrBuilder.java b/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfigOrBuilder.java
index 3bb482161d..8e786e7161 100644
--- a/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfigOrBuilder.java
+++ b/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceConfigOrBuilder.java
@@ -133,4 +133,59 @@ public interface InstanceConfigOrBuilder
    * <code>repeated .google.spanner.admin.instance.v1.ReplicaInfo replicas = 3;</code>
    */
   com.google.spanner.admin.instance.v1.ReplicaInfoOrBuilder getReplicasOrBuilder(int index);
+
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @return A list containing the leaderOptions.
+   */
+  java.util.List<java.lang.String> getLeaderOptionsList();
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @return The count of leaderOptions.
+   */
+  int getLeaderOptionsCount();
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @param index The index of the element to return.
+   * @return The leaderOptions at the given index.
+   */
+  java.lang.String getLeaderOptions(int index);
+  /**
+   *
+   *
+   * <pre>
+   * Allowed values of the “default_leader” schema option for databases in
+   * instances that use this instance configuration.
+   * </pre>
+   *
+   * <code>repeated string leader_options = 4;</code>
+   *
+   * @param index The index of the value to return.
+   * @return The bytes of the leaderOptions at the given index.
+   */
+  com.google.protobuf.ByteString getLeaderOptionsBytes(int index);
 }
diff --git a/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/SpannerInstanceAdminProto.java b/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/SpannerInstanceAdminProto.java
index e0aca3251e..d0134d0cda 100644
--- a/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/SpannerInstanceAdminProto.java
+++ b/proto-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/SpannerInstanceAdminProto.java
@@ -111,126 +111,126 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "tance.v1.ReplicaInfo.ReplicaType\022\037\n\027defa"
           + "ult_leader_location\030\003 \001(\010\"O\n\013ReplicaType"
           + "\022\024\n\020TYPE_UNSPECIFIED\020\000\022\016\n\nREAD_WRITE\020\001\022\r"
-          + "\n\tREAD_ONLY\020\002\022\013\n\007WITNESS\020\003\"\327\001\n\016InstanceC"
+          + "\n\tREAD_ONLY\020\002\022\013\n\007WITNESS\020\003\"\357\001\n\016InstanceC"
           + "onfig\022\014\n\004name\030\001 \001(\t\022\024\n\014display_name\030\002 \001("
           + "\t\022?\n\010replicas\030\003 \003(\0132-.google.spanner.adm"
-          + "in.instance.v1.ReplicaInfo:`\352A]\n%spanner"
-          + ".googleapis.com/InstanceConfig\0224projects"
-          + "/{project}/instanceConfigs/{instance_con"
-          + "fig}\"\364\003\n\010Instance\022\014\n\004name\030\001 \001(\t\022:\n\006confi"
-          + "g\030\002 \001(\tB*\372A\'\n%spanner.googleapis.com/Ins"
-          + "tanceConfig\022\024\n\014display_name\030\003 \001(\t\022\022\n\nnod"
-          + "e_count\030\005 \001(\005\022\030\n\020processing_units\030\t \001(\005\022"
-          + "D\n\005state\030\006 \001(\01620.google.spanner.admin.in"
-          + "stance.v1.Instance.StateB\003\340A\003\022F\n\006labels\030"
-          + "\007 \003(\01326.google.spanner.admin.instance.v1"
-          + ".Instance.LabelsEntry\022\025\n\rendpoint_uris\030\010"
-          + " \003(\t\032-\n\013LabelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005valu"
-          + "e\030\002 \001(\t:\0028\001\"7\n\005State\022\025\n\021STATE_UNSPECIFIE"
-          + "D\020\000\022\014\n\010CREATING\020\001\022\t\n\005READY\020\002:M\352AJ\n\037spann"
-          + "er.googleapis.com/Instance\022\'projects/{pr"
-          + "oject}/instances/{instance}\"\210\001\n\032ListInst"
-          + "anceConfigsRequest\022C\n\006parent\030\001 \001(\tB3\340A\002\372"
-          + "A-\n+cloudresourcemanager.googleapis.com/"
-          + "Project\022\021\n\tpage_size\030\002 \001(\005\022\022\n\npage_token"
-          + "\030\003 \001(\t\"\202\001\n\033ListInstanceConfigsResponse\022J"
-          + "\n\020instance_configs\030\001 \003(\01320.google.spanne"
-          + "r.admin.instance.v1.InstanceConfig\022\027\n\017ne"
-          + "xt_page_token\030\002 \001(\t\"W\n\030GetInstanceConfig"
-          + "Request\022;\n\004name\030\001 \001(\tB-\340A\002\372A\'\n%spanner.g"
-          + "oogleapis.com/InstanceConfig\"{\n\022GetInsta"
-          + "nceRequest\0225\n\004name\030\001 \001(\tB\'\340A\002\372A!\n\037spanne"
-          + "r.googleapis.com/Instance\022.\n\nfield_mask\030"
-          + "\002 \001(\0132\032.google.protobuf.FieldMask\"\271\001\n\025Cr"
-          + "eateInstanceRequest\022C\n\006parent\030\001 \001(\tB3\340A\002"
-          + "\372A-\n+cloudresourcemanager.googleapis.com"
-          + "/Project\022\030\n\013instance_id\030\002 \001(\tB\003\340A\002\022A\n\010in"
-          + "stance\030\003 \001(\0132*.google.spanner.admin.inst"
-          + "ance.v1.InstanceB\003\340A\002\"\222\001\n\024ListInstancesR"
-          + "equest\022C\n\006parent\030\001 \001(\tB3\340A\002\372A-\n+cloudres"
-          + "ourcemanager.googleapis.com/Project\022\021\n\tp"
-          + "age_size\030\002 \001(\005\022\022\n\npage_token\030\003 \001(\t\022\016\n\006fi"
-          + "lter\030\004 \001(\t\"o\n\025ListInstancesResponse\022=\n\ti"
-          + "nstances\030\001 \003(\0132*.google.spanner.admin.in"
-          + "stance.v1.Instance\022\027\n\017next_page_token\030\002 "
-          + "\001(\t\"\217\001\n\025UpdateInstanceRequest\022A\n\010instanc"
-          + "e\030\001 \001(\0132*.google.spanner.admin.instance."
-          + "v1.InstanceB\003\340A\002\0223\n\nfield_mask\030\002 \001(\0132\032.g"
-          + "oogle.protobuf.FieldMaskB\003\340A\002\"N\n\025DeleteI"
-          + "nstanceRequest\0225\n\004name\030\001 \001(\tB\'\340A\002\372A!\n\037sp"
-          + "anner.googleapis.com/Instance\"\345\001\n\026Create"
-          + "InstanceMetadata\022<\n\010instance\030\001 \001(\0132*.goo"
-          + "gle.spanner.admin.instance.v1.Instance\022."
-          + "\n\nstart_time\030\002 \001(\0132\032.google.protobuf.Tim"
-          + "estamp\022/\n\013cancel_time\030\003 \001(\0132\032.google.pro"
-          + "tobuf.Timestamp\022,\n\010end_time\030\004 \001(\0132\032.goog"
-          + "le.protobuf.Timestamp\"\345\001\n\026UpdateInstance"
-          + "Metadata\022<\n\010instance\030\001 \001(\0132*.google.span"
-          + "ner.admin.instance.v1.Instance\022.\n\nstart_"
-          + "time\030\002 \001(\0132\032.google.protobuf.Timestamp\022/"
-          + "\n\013cancel_time\030\003 \001(\0132\032.google.protobuf.Ti"
-          + "mestamp\022,\n\010end_time\030\004 \001(\0132\032.google.proto"
-          + "buf.Timestamp2\277\020\n\rInstanceAdmin\022\314\001\n\023List"
-          + "InstanceConfigs\022<.google.spanner.admin.i"
-          + "nstance.v1.ListInstanceConfigsRequest\032=."
-          + "google.spanner.admin.instance.v1.ListIns"
-          + "tanceConfigsResponse\"8\202\323\344\223\002)\022\'/v1/{paren"
-          + "t=projects/*}/instanceConfigs\332A\006parent\022\271"
-          + "\001\n\021GetInstanceConfig\022:.google.spanner.ad"
-          + "min.instance.v1.GetInstanceConfigRequest"
-          + "\0320.google.spanner.admin.instance.v1.Inst"
-          + "anceConfig\"6\202\323\344\223\002)\022\'/v1/{name=projects/*"
-          + "/instanceConfigs/*}\332A\004name\022\264\001\n\rListInsta"
-          + "nces\0226.google.spanner.admin.instance.v1."
-          + "ListInstancesRequest\0327.google.spanner.ad"
-          + "min.instance.v1.ListInstancesResponse\"2\202"
-          + "\323\344\223\002#\022!/v1/{parent=projects/*}/instances"
-          + "\332A\006parent\022\241\001\n\013GetInstance\0224.google.spann"
-          + "er.admin.instance.v1.GetInstanceRequest\032"
-          + "*.google.spanner.admin.instance.v1.Insta"
-          + "nce\"0\202\323\344\223\002#\022!/v1/{name=projects/*/instan"
-          + "ces/*}\332A\004name\022\234\002\n\016CreateInstance\0227.googl"
-          + "e.spanner.admin.instance.v1.CreateInstan"
-          + "ceRequest\032\035.google.longrunning.Operation"
-          + "\"\261\001\202\323\344\223\002&\"!/v1/{parent=projects/*}/insta"
-          + "nces:\001*\332A\033parent,instance_id,instance\312Ad"
-          + "\n)google.spanner.admin.instance.v1.Insta"
-          + "nce\0227google.spanner.admin.instance.v1.Cr"
-          + "eateInstanceMetadata\022\235\002\n\016UpdateInstance\022"
-          + "7.google.spanner.admin.instance.v1.Updat"
-          + "eInstanceRequest\032\035.google.longrunning.Op"
-          + "eration\"\262\001\202\323\344\223\002/2*/v1/{instance.name=pro"
-          + "jects/*/instances/*}:\001*\332A\023instance,field"
-          + "_mask\312Ad\n)google.spanner.admin.instance."
-          + "v1.Instance\0227google.spanner.admin.instan"
-          + "ce.v1.UpdateInstanceMetadata\022\223\001\n\016DeleteI"
-          + "nstance\0227.google.spanner.admin.instance."
-          + "v1.DeleteInstanceRequest\032\026.google.protob"
-          + "uf.Empty\"0\202\323\344\223\002#*!/v1/{name=projects/*/i"
-          + "nstances/*}\332A\004name\022\232\001\n\014SetIamPolicy\022\".go"
-          + "ogle.iam.v1.SetIamPolicyRequest\032\025.google"
-          + ".iam.v1.Policy\"O\202\323\344\223\0027\"2/v1/{resource=pr"
-          + "ojects/*/instances/*}:setIamPolicy:\001*\332A\017"
-          + "resource,policy\022\223\001\n\014GetIamPolicy\022\".googl"
-          + "e.iam.v1.GetIamPolicyRequest\032\025.google.ia"
-          + "m.v1.Policy\"H\202\323\344\223\0027\"2/v1/{resource=proje"
-          + "cts/*/instances/*}:getIamPolicy:\001*\332A\010res"
-          + "ource\022\305\001\n\022TestIamPermissions\022(.google.ia"
-          + "m.v1.TestIamPermissionsRequest\032).google."
-          + "iam.v1.TestIamPermissionsResponse\"Z\202\323\344\223\002"
-          + "=\"8/v1/{resource=projects/*/instances/*}"
-          + ":testIamPermissions:\001*\332A\024resource,permis"
-          + "sions\032x\312A\026spanner.googleapis.com\322A\\https"
-          + "://www.googleapis.com/auth/cloud-platfor"
-          + "m,https://www.googleapis.com/auth/spanne"
-          + "r.adminB\215\002\n$com.google.spanner.admin.ins"
-          + "tance.v1B\031SpannerInstanceAdminProtoP\001ZHg"
-          + "oogle.golang.org/genproto/googleapis/spa"
-          + "nner/admin/instance/v1;instance\252\002&Google"
-          + ".Cloud.Spanner.Admin.Instance.V1\312\002&Googl"
-          + "e\\Cloud\\Spanner\\Admin\\Instance\\V1\352\002+Goog"
-          + "le::Cloud::Spanner::Admin::Instance::V1b"
-          + "\006proto3"
+          + "in.instance.v1.ReplicaInfo\022\026\n\016leader_opt"
+          + "ions\030\004 \003(\t:`\352A]\n%spanner.googleapis.com/"
+          + "InstanceConfig\0224projects/{project}/insta"
+          + "nceConfigs/{instance_config}\"\364\003\n\010Instanc"
+          + "e\022\014\n\004name\030\001 \001(\t\022:\n\006config\030\002 \001(\tB*\372A\'\n%sp"
+          + "anner.googleapis.com/InstanceConfig\022\024\n\014d"
+          + "isplay_name\030\003 \001(\t\022\022\n\nnode_count\030\005 \001(\005\022\030\n"
+          + "\020processing_units\030\t \001(\005\022D\n\005state\030\006 \001(\01620"
+          + ".google.spanner.admin.instance.v1.Instan"
+          + "ce.StateB\003\340A\003\022F\n\006labels\030\007 \003(\01326.google.s"
+          + "panner.admin.instance.v1.Instance.Labels"
+          + "Entry\022\025\n\rendpoint_uris\030\010 \003(\t\032-\n\013LabelsEn"
+          + "try\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"7\n\005S"
+          + "tate\022\025\n\021STATE_UNSPECIFIED\020\000\022\014\n\010CREATING\020"
+          + "\001\022\t\n\005READY\020\002:M\352AJ\n\037spanner.googleapis.co"
+          + "m/Instance\022\'projects/{project}/instances"
+          + "/{instance}\"\210\001\n\032ListInstanceConfigsReque"
+          + "st\022C\n\006parent\030\001 \001(\tB3\340A\002\372A-\n+cloudresourc"
+          + "emanager.googleapis.com/Project\022\021\n\tpage_"
+          + "size\030\002 \001(\005\022\022\n\npage_token\030\003 \001(\t\"\202\001\n\033ListI"
+          + "nstanceConfigsResponse\022J\n\020instance_confi"
+          + "gs\030\001 \003(\01320.google.spanner.admin.instance"
+          + ".v1.InstanceConfig\022\027\n\017next_page_token\030\002 "
+          + "\001(\t\"W\n\030GetInstanceConfigRequest\022;\n\004name\030"
+          + "\001 \001(\tB-\340A\002\372A\'\n%spanner.googleapis.com/In"
+          + "stanceConfig\"{\n\022GetInstanceRequest\0225\n\004na"
+          + "me\030\001 \001(\tB\'\340A\002\372A!\n\037spanner.googleapis.com"
+          + "/Instance\022.\n\nfield_mask\030\002 \001(\0132\032.google.p"
+          + "rotobuf.FieldMask\"\271\001\n\025CreateInstanceRequ"
+          + "est\022C\n\006parent\030\001 \001(\tB3\340A\002\372A-\n+cloudresour"
+          + "cemanager.googleapis.com/Project\022\030\n\013inst"
+          + "ance_id\030\002 \001(\tB\003\340A\002\022A\n\010instance\030\003 \001(\0132*.g"
+          + "oogle.spanner.admin.instance.v1.Instance"
+          + "B\003\340A\002\"\222\001\n\024ListInstancesRequest\022C\n\006parent"
+          + "\030\001 \001(\tB3\340A\002\372A-\n+cloudresourcemanager.goo"
+          + "gleapis.com/Project\022\021\n\tpage_size\030\002 \001(\005\022\022"
+          + "\n\npage_token\030\003 \001(\t\022\016\n\006filter\030\004 \001(\t\"o\n\025Li"
+          + "stInstancesResponse\022=\n\tinstances\030\001 \003(\0132*"
+          + ".google.spanner.admin.instance.v1.Instan"
+          + "ce\022\027\n\017next_page_token\030\002 \001(\t\"\217\001\n\025UpdateIn"
+          + "stanceRequest\022A\n\010instance\030\001 \001(\0132*.google"
+          + ".spanner.admin.instance.v1.InstanceB\003\340A\002"
+          + "\0223\n\nfield_mask\030\002 \001(\0132\032.google.protobuf.F"
+          + "ieldMaskB\003\340A\002\"N\n\025DeleteInstanceRequest\0225"
+          + "\n\004name\030\001 \001(\tB\'\340A\002\372A!\n\037spanner.googleapis"
+          + ".com/Instance\"\345\001\n\026CreateInstanceMetadata"
+          + "\022<\n\010instance\030\001 \001(\0132*.google.spanner.admi"
+          + "n.instance.v1.Instance\022.\n\nstart_time\030\002 \001"
+          + "(\0132\032.google.protobuf.Timestamp\022/\n\013cancel"
+          + "_time\030\003 \001(\0132\032.google.protobuf.Timestamp\022"
+          + ",\n\010end_time\030\004 \001(\0132\032.google.protobuf.Time"
+          + "stamp\"\345\001\n\026UpdateInstanceMetadata\022<\n\010inst"
+          + "ance\030\001 \001(\0132*.google.spanner.admin.instan"
+          + "ce.v1.Instance\022.\n\nstart_time\030\002 \001(\0132\032.goo"
+          + "gle.protobuf.Timestamp\022/\n\013cancel_time\030\003 "
+          + "\001(\0132\032.google.protobuf.Timestamp\022,\n\010end_t"
+          + "ime\030\004 \001(\0132\032.google.protobuf.Timestamp2\277\020"
+          + "\n\rInstanceAdmin\022\314\001\n\023ListInstanceConfigs\022"
+          + "<.google.spanner.admin.instance.v1.ListI"
+          + "nstanceConfigsRequest\032=.google.spanner.a"
+          + "dmin.instance.v1.ListInstanceConfigsResp"
+          + "onse\"8\202\323\344\223\002)\022\'/v1/{parent=projects/*}/in"
+          + "stanceConfigs\332A\006parent\022\271\001\n\021GetInstanceCo"
+          + "nfig\022:.google.spanner.admin.instance.v1."
+          + "GetInstanceConfigRequest\0320.google.spanne"
+          + "r.admin.instance.v1.InstanceConfig\"6\202\323\344\223"
+          + "\002)\022\'/v1/{name=projects/*/instanceConfigs"
+          + "/*}\332A\004name\022\264\001\n\rListInstances\0226.google.sp"
+          + "anner.admin.instance.v1.ListInstancesReq"
+          + "uest\0327.google.spanner.admin.instance.v1."
+          + "ListInstancesResponse\"2\202\323\344\223\002#\022!/v1/{pare"
+          + "nt=projects/*}/instances\332A\006parent\022\241\001\n\013Ge"
+          + "tInstance\0224.google.spanner.admin.instanc"
+          + "e.v1.GetInstanceRequest\032*.google.spanner"
+          + ".admin.instance.v1.Instance\"0\202\323\344\223\002#\022!/v1"
+          + "/{name=projects/*/instances/*}\332A\004name\022\234\002"
+          + "\n\016CreateInstance\0227.google.spanner.admin."
+          + "instance.v1.CreateInstanceRequest\032\035.goog"
+          + "le.longrunning.Operation\"\261\001\202\323\344\223\002&\"!/v1/{"
+          + "parent=projects/*}/instances:\001*\332A\033parent"
+          + ",instance_id,instance\312Ad\n)google.spanner"
+          + ".admin.instance.v1.Instance\0227google.span"
+          + "ner.admin.instance.v1.CreateInstanceMeta"
+          + "data\022\235\002\n\016UpdateInstance\0227.google.spanner"
+          + ".admin.instance.v1.UpdateInstanceRequest"
+          + "\032\035.google.longrunning.Operation\"\262\001\202\323\344\223\002/"
+          + "2*/v1/{instance.name=projects/*/instance"
+          + "s/*}:\001*\332A\023instance,field_mask\312Ad\n)google"
+          + ".spanner.admin.instance.v1.Instance\0227goo"
+          + "gle.spanner.admin.instance.v1.UpdateInst"
+          + "anceMetadata\022\223\001\n\016DeleteInstance\0227.google"
+          + ".spanner.admin.instance.v1.DeleteInstanc"
+          + "eRequest\032\026.google.protobuf.Empty\"0\202\323\344\223\002#"
+          + "*!/v1/{name=projects/*/instances/*}\332A\004na"
+          + "me\022\232\001\n\014SetIamPolicy\022\".google.iam.v1.SetI"
+          + "amPolicyRequest\032\025.google.iam.v1.Policy\"O"
+          + "\202\323\344\223\0027\"2/v1/{resource=projects/*/instanc"
+          + "es/*}:setIamPolicy:\001*\332A\017resource,policy\022"
+          + "\223\001\n\014GetIamPolicy\022\".google.iam.v1.GetIamP"
+          + "olicyRequest\032\025.google.iam.v1.Policy\"H\202\323\344"
+          + "\223\0027\"2/v1/{resource=projects/*/instances/"
+          + "*}:getIamPolicy:\001*\332A\010resource\022\305\001\n\022TestIa"
+          + "mPermissions\022(.google.iam.v1.TestIamPerm"
+          + "issionsRequest\032).google.iam.v1.TestIamPe"
+          + "rmissionsResponse\"Z\202\323\344\223\002=\"8/v1/{resource"
+          + "=projects/*/instances/*}:testIamPermissi"
+          + "ons:\001*\332A\024resource,permissions\032x\312A\026spanne"
+          + "r.googleapis.com\322A\\https://www.googleapi"
+          + "s.com/auth/cloud-platform,https://www.go"
+          + "ogleapis.com/auth/spanner.adminB\215\002\n$com."
+          + "google.spanner.admin.instance.v1B\031Spanne"
+          + "rInstanceAdminProtoP\001ZHgoogle.golang.org"
+          + "/genproto/googleapis/spanner/admin/insta"
+          + "nce/v1;instance\252\002&Google.Cloud.Spanner.A"
+          + "dmin.Instance.V1\312\002&Google\\Cloud\\Spanner\\"
+          + "Admin\\Instance\\V1\352\002+Google::Cloud::Spann"
+          + "er::Admin::Instance::V1b\006proto3"
     };
     descriptor =
         com.google.protobuf.Descriptors.FileDescriptor.internalBuildGeneratedFileFrom(
@@ -261,7 +261,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
         new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
             internal_static_google_spanner_admin_instance_v1_InstanceConfig_descriptor,
             new java.lang.String[] {
-              "Name", "DisplayName", "Replicas",
+              "Name", "DisplayName", "Replicas", "LeaderOptions",
             });
     internal_static_google_spanner_admin_instance_v1_Instance_descriptor =
         getDescriptor().getMessageTypes().get(2);
diff --git a/proto-google-cloud-spanner-admin-instance-v1/src/main/proto/google/spanner/admin/instance/v1/spanner_instance_admin.proto b/proto-google-cloud-spanner-admin-instance-v1/src/main/proto/google/spanner/admin/instance/v1/spanner_instance_admin.proto
index 5630d65327..de86f26865 100644
--- a/proto-google-cloud-spanner-admin-instance-v1/src/main/proto/google/spanner/admin/instance/v1/spanner_instance_admin.proto
+++ b/proto-google-cloud-spanner-admin-instance-v1/src/main/proto/google/spanner/admin/instance/v1/spanner_instance_admin.proto
@@ -318,6 +318,10 @@ message InstanceConfig {
   // The geographic placement of nodes in this instance configuration and their
   // replication properties.
   repeated ReplicaInfo replicas = 3;
+
+  // Allowed values of the “default_leader” schema option for databases in
+  // instances that use this instance configuration.
+  repeated string leader_options = 4;
 }
 
 // An isolated set of Cloud Spanner resources on which databases can be hosted.
diff --git a/synth.metadata b/synth.metadata
index 70f5babb14..8961714973 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,15 +4,15 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-spanner.git",
-        "sha": "b2a56c68695b6209e20f9f86d83d7c5a0f39c7a8"
+        "sha": "ffc190ca55c57cee675515ca364d1b1f116c7b29"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "fb5c4fbc1ded09e6958d6be7ca36a9221dc7e52f",
-        "internalRef": "381156241"
+        "sha": "2c6e4dd22260e34403b468cc6d19aa43a9c684ed",
+        "internalRef": "382409094"
       }
     },
     {