feat: Add WriteDisposition to BigQuery Export API

protos/google/cloud/contactcenterinsights/v1/contact_center_insights.proto

@@ -607,6 +607,19 @@ message ExportInsightsDataRequest {
     string table = 2;
   }
 
+  // Specifies the action that occurs if the destination table already exists.
+  enum WriteDisposition {
+    // Write disposition is not specified. Defaults to WRITE_TRUNCATE.
+    WRITE_DISPOSITION_UNSPECIFIED = 0;
+
+    // If the table already exists, BigQuery will overwrite the table data and
+    // use the schema from the load.
+    WRITE_TRUNCATE = 1;
+
+    // If the table already exists, BigQuery will append data to the table.
+    WRITE_APPEND = 2;
+  }
+
   // Exporter destination.
   oneof destination {
     // Specified if sink is a BigQuery table.
@@ -629,6 +642,9 @@ message ExportInsightsDataRequest {
   // Format:
   // projects/{project}/locations/{location}/keyRings/{keyring}/cryptoKeys/{key}/cryptoKeyVersions/{version}
   string kms_key = 4;
+
+  // Options for what to do if the destination table already exists.
+  WriteDisposition write_disposition = 5;
 }
 
 // Metadata for an export insights operation.

samples/generated/v1/contact_center_insights.export_insights_data.js

@@ -38,6 +38,10 @@ function main(parent) {
    *  projects/{project}/locations/{location}/keyRings/{keyring}/cryptoKeys/{key}/cryptoKeyVersions/{version}
    */
   // const kmsKey = 'abc123'
+  /**
+   *  Options for what to do if the destination table already exists.
+   */
+  // const writeDisposition = {}
 
   // Imports the Contactcenterinsights library
   const {ContactCenterInsightsClient} =

src/v1/contact_center_insights_client.ts

@@ -2586,6 +2586,8 @@ export class ContactCenterInsightsClient {
    *   A fully qualified KMS key name for BigQuery tables protected by CMEK.
    *   Format:
    *   projects/{project}/locations/{location}/keyRings/{keyring}/cryptoKeys/{key}/cryptoKeyVersions/{version}
+   * @param {google.cloud.contactcenterinsights.v1.ExportInsightsDataRequest.WriteDisposition} request.writeDisposition
+   *   Options for what to do if the destination table already exists.
    * @param {object} [options]
    *   Call options. See {@link https://googleapis.dev/nodejs/google-gax/latest/interfaces/CallOptions.html|CallOptions} for more details.
    * @returns {Promise} - The promise which resolves to an array.