feat: [bigquery-connection] add support for Salesforce connections, w…

…hich are usable only by allowlisted partners (#4403)

* feat: add support for Salesforce connections, which are usable only by allowlisted partners

feat: add cloud spanner connection properties - use_data_boost

feat: add cloud spanner connection properties - max_parallelism
PiperOrigin-RevId: 546084599

Source-Link: googleapis/googleapis@b348970

Source-Link: googleapis/googleapis-gen@fd0c44b
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packages/google-cloud-bigquery-connection/protos/google/cloud/bigquery/connection/v1/connection.proto

@@ -263,6 +263,12 @@ message Connection {
 
     // Spark properties.
     SparkProperties spark = 23;
+
+    // Optional. Salesforce DataCloud properties. This field is intended for
+    // use only by Salesforce partner projects. This field contains properties
+    // for your Salesforce DataCloud connection.
+    SalesforceDataCloudProperties salesforce_data_cloud = 24
+        [(google.api.field_behavior) = OPTIONAL];
   }
 
   // Output only. The creation timestamp of the connection.
@@ -327,23 +333,39 @@ message CloudSpannerProperties {
   // If parallelism should be used when reading from Cloud Spanner
   bool use_parallelism = 2;
 
+  // Allows setting max parallelism per query when executing on Spanner
+  // independent compute resources. If unspecified, default values of
+  // parallelism are chosen that are dependent on the Cloud Spanner instance
+  // configuration.
+  //
+  // REQUIRES: `use_parallelism` must be set.
+  // REQUIRES: Either `use_data_boost` or `use_serverless_analytics` must be
+  // set.
+  int32 max_parallelism = 5;
+
   // If the serverless analytics service should be used to read data from Cloud
   // Spanner.
   // Note: `use_parallelism` must be set when using serverless analytics.
   bool use_serverless_analytics = 3;
 
+  // If set, the request will be executed via Spanner independent compute
+  // resources.
+  // REQUIRES: `use_parallelism` must be set.
+  //
+  // NOTE: `use_serverless_analytics` will be deprecated. Prefer
+  // `use_data_boost` over `use_serverless_analytics`.
+  bool use_data_boost = 6;
+
   // Optional. Cloud Spanner database role for fine-grained access control.
-  // A database role is a collection of fine-grained access privileges. Example:
-  // Admin predefines roles that provides user a set of permissions (SELECT,
-  // INSERT, ..). The user can then specify a predefined role on a connection to
-  // execute their Cloud Spanner query. The role is passthrough here. If the
-  // user is not authorized to use the specified role, they get an error. This
-  // validation happens on Cloud Spanner.
+  // The Cloud Spanner admin should have provisioned the database role with
+  // appropriate permissions, such as `SELECT` and `INSERT`. Other users should
+  // only use roles provided by their Cloud Spanner admins.
   //
-  // See https://cloud.google.com/spanner/docs/fgac-about for more details.
+  // For more details, see [About fine-grained access control]
+  // (https://cloud.google.com/spanner/docs/fgac-about).
   //
-  // REQUIRES: database role name must start with uppercase/lowercase letter
-  // and only contain uppercase/lowercase letters, numbers, and underscores.
+  // REQUIRES: The database role name must start with a letter, and can only
+  // contain letters, numbers, and underscores.
   string database_role = 4 [(google.api.field_behavior) = OPTIONAL];
 }
 
@@ -476,7 +498,7 @@ message SparkProperties {
   // The service account does not have any permissions associated with it when
   // it is created. After creation, customers delegate permissions to the
   // service account. When the connection is used in the context of a stored
-  // procedure for Apache Spark in BigQuery, the service account will be used to
+  // procedure for Apache Spark in BigQuery, the service account is used to
   // connect to the desired resources in Google Cloud.
   //
   // The account ID is in the form of:
@@ -491,3 +513,17 @@ message SparkProperties {
   SparkHistoryServerConfig spark_history_server_config = 4
       [(google.api.field_behavior) = OPTIONAL];
 }
+
+// Connection properties specific to Salesforce DataCloud. This is intended for
+// use only by Salesforce partner projects.
+message SalesforceDataCloudProperties {
+  // The URL to the user's Salesforce DataCloud instance.
+  string instance_uri = 1;
+
+  // Output only. A unique Google-owned and Google-generated service account
+  // identity for the connection.
+  string identity = 2 [(google.api.field_behavior) = OUTPUT_ONLY];
+
+  // The ID of the user's Salesforce tenant.
+  string tenant_id = 3;
+}