diff --git a/CHANGELOG.md b/CHANGELOG.md
index c38fde7c..41382f81 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [1.2.0](https://www.github.com/googleapis/java-bigqueryconnection/compare/v1.1.5...v1.2.0) (2021-07-15)
+
+
+### Features
+
+* add cloud spanner connection support ([#467](https://www.github.com/googleapis/java-bigqueryconnection/issues/467)) ([d672411](https://www.github.com/googleapis/java-bigqueryconnection/commit/d6724112199b9d02bc3fcc20f9c750e1268d3898))
+
+
+### Bug Fixes
+
+* owlbot post-processor should generate README ([#1154](https://www.github.com/googleapis/java-bigqueryconnection/issues/1154)) ([#469](https://www.github.com/googleapis/java-bigqueryconnection/issues/469)) ([2f71119](https://www.github.com/googleapis/java-bigqueryconnection/commit/2f71119442912103a174b222760d10bb0a4eaa43)), closes [#1146](https://www.github.com/googleapis/java-bigqueryconnection/issues/1146) [#1147](https://www.github.com/googleapis/java-bigqueryconnection/issues/1147)
+
 ### [1.1.5](https://www.github.com/googleapis/java-bigqueryconnection/compare/v1.1.4...v1.1.5) (2021-07-07)
 
 
diff --git a/google-cloud-bigqueryconnection-bom/pom.xml b/google-cloud-bigqueryconnection-bom/pom.xml
index 1dd86b8f..e620882f 100644
--- a/google-cloud-bigqueryconnection-bom/pom.xml
+++ b/google-cloud-bigqueryconnection-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigqueryconnection-bom</artifactId>
-  <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+  <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,27 +52,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-bigqueryconnection</artifactId>
-        <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+        <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigqueryconnection-v1</artifactId>
-        <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1:current} -->
+        <version>1.2.0</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigqueryconnection-v1beta1</artifactId>
-        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1beta1:current} -->
+        <version>0.7.0</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigqueryconnection-v1</artifactId>
-        <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1:current} -->
+        <version>1.2.0</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigqueryconnection-v1beta1</artifactId>
-        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1beta1:current} -->
+        <version>0.7.0</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1beta1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-bigqueryconnection/pom.xml b/google-cloud-bigqueryconnection/pom.xml
index 7b569c49..4bee5ec8 100644
--- a/google-cloud-bigqueryconnection/pom.xml
+++ b/google-cloud-bigqueryconnection/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigqueryconnection</artifactId>
-  <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+  <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud BigQuery Connections</name>
   <url>https://github.com/googleapis/java-bigqueryconnection</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigqueryconnection-parent</artifactId>
-    <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+    <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-bigqueryconnection</site.installationModule>
diff --git a/grpc-google-cloud-bigqueryconnection-v1/pom.xml b/grpc-google-cloud-bigqueryconnection-v1/pom.xml
index a76f9655..2fcd58cd 100644
--- a/grpc-google-cloud-bigqueryconnection-v1/pom.xml
+++ b/grpc-google-cloud-bigqueryconnection-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-bigqueryconnection-v1</artifactId>
-  <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1:current} -->
+  <version>1.2.0</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1:current} -->
   <name>grpc-google-cloud-bigqueryconnection-v1</name>
   <description>GRPC library for grpc-google-cloud-bigqueryconnection-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigqueryconnection-parent</artifactId>
-    <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+    <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-bigqueryconnection-v1beta1/pom.xml b/grpc-google-cloud-bigqueryconnection-v1beta1/pom.xml
index 48bc62a3..b4925a01 100644
--- a/grpc-google-cloud-bigqueryconnection-v1beta1/pom.xml
+++ b/grpc-google-cloud-bigqueryconnection-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-bigqueryconnection-v1beta1</artifactId>
-  <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1beta1:current} -->
+  <version>0.7.0</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1beta1:current} -->
   <name>grpc-google-cloud-bigqueryconnection-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-bigqueryconnection-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigqueryconnection-parent</artifactId>
-    <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+    <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 49efa867..a3a23a53 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigqueryconnection-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+  <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   <name>Google Cloud BigQuery Connections Parent</name>
   <url>https://github.com/googleapis/java-bigqueryconnection</url>
   <description>
@@ -62,27 +62,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-bigqueryconnection</artifactId>
-        <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+        <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigqueryconnection-v1</artifactId>
-        <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1:current} -->
+        <version>1.2.0</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigqueryconnection-v1</artifactId>
-        <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1:current} -->
+        <version>1.2.0</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigqueryconnection-v1beta1</artifactId>
-        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1beta1:current} -->
+        <version>0.7.0</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigqueryconnection-v1beta1</artifactId>
-        <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1beta1:current} -->
+        <version>0.7.0</version><!-- {x-version-update:grpc-google-cloud-bigqueryconnection-v1beta1:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-bigqueryconnection-v1/pom.xml b/proto-google-cloud-bigqueryconnection-v1/pom.xml
index f9dc628f..d5382146 100644
--- a/proto-google-cloud-bigqueryconnection-v1/pom.xml
+++ b/proto-google-cloud-bigqueryconnection-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-bigqueryconnection-v1</artifactId>
-  <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1:current} -->
+  <version>1.2.0</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1:current} -->
   <name>proto-google-cloud-bigqueryconnection-v1</name>
   <description>PROTO library for proto-google-cloud-bigqueryconnection-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigqueryconnection-parent</artifactId>
-    <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+    <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-bigqueryconnection-v1beta1/pom.xml b/proto-google-cloud-bigqueryconnection-v1beta1/pom.xml
index 35613a1c..42a35c5e 100644
--- a/proto-google-cloud-bigqueryconnection-v1beta1/pom.xml
+++ b/proto-google-cloud-bigqueryconnection-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-bigqueryconnection-v1beta1</artifactId>
-  <version>0.6.6-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1beta1:current} -->
+  <version>0.7.0</version><!-- {x-version-update:proto-google-cloud-bigqueryconnection-v1beta1:current} -->
   <name>proto-google-cloud-bigqueryconnection-v1beta1</name>
   <description>PROTO library for proto-google-cloud-bigqueryconnection-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigqueryconnection-parent</artifactId>
-    <version>1.1.6-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
+    <version>1.2.0</version><!-- {x-version-update:google-cloud-bigqueryconnection:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 6979b9c2..802a4e14 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigqueryconnection</artifactId>
-      <version>1.1.6-SNAPSHOT</version>
+      <version>1.2.0</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 8f8097c0..5114486f 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-bigqueryconnection:1.1.5:1.1.6-SNAPSHOT
-grpc-google-cloud-bigqueryconnection-v1:1.1.5:1.1.6-SNAPSHOT
-grpc-google-cloud-bigqueryconnection-v1beta1:0.6.5:0.6.6-SNAPSHOT
-proto-google-cloud-bigqueryconnection-v1:1.1.5:1.1.6-SNAPSHOT
-proto-google-cloud-bigqueryconnection-v1beta1:0.6.5:0.6.6-SNAPSHOT
+google-cloud-bigqueryconnection:1.2.0:1.2.0
+grpc-google-cloud-bigqueryconnection-v1:1.2.0:1.2.0
+grpc-google-cloud-bigqueryconnection-v1beta1:0.7.0:0.7.0
+proto-google-cloud-bigqueryconnection-v1:1.2.0:1.2.0
+proto-google-cloud-bigqueryconnection-v1beta1:0.7.0:0.7.0