fix!: remove VertexAISearch.engine option

Google APIs · copybara-github · commit 73bb1ed1e76c · 2025-03-03T12:55:32.000-08:00
PiperOrigin-RevId: 733027838
diff --git a/google/cloud/aiplatform/v1/tool.proto b/google/cloud/aiplatform/v1/tool.proto
@@ -261,19 +261,13 @@ message VertexRagStore {
       [(google.api.field_behavior) = OPTIONAL];
 }
 
-// Retrieve from Vertex AI Search datastore or engine for grounding.
-// datastore and engine are mutually exclusive.
+// Retrieve from Vertex AI Search datastore for grounding.
 // See https://cloud.google.com/products/agent-builder
 message VertexAISearch {
-  // Optional. Fully-qualified Vertex AI Search data store resource ID.
+  // Required. Fully-qualified Vertex AI Search data store resource ID.
   // Format:
   // `projects/{project}/locations/{location}/collections/{collection}/dataStores/{dataStore}`
-  string datastore = 1 [(google.api.field_behavior) = OPTIONAL];
-
-  // Optional. Fully-qualified Vertex AI Search engine resource ID.
-  // Format:
-  // `projects/{project}/locations/{location}/collections/{collection}/engines/{engine}`
-  string engine = 2 [(google.api.field_behavior) = OPTIONAL];
+  string datastore = 1 [(google.api.field_behavior) = REQUIRED];
 }
 
 // Tool to retrieve public web data for grounding, powered by Google.
diff --git a/google/cloud/aiplatform/v1beta1/tool.proto b/google/cloud/aiplatform/v1beta1/tool.proto
@@ -309,19 +309,13 @@ message VertexRagStore {
       [(google.api.field_behavior) = OPTIONAL];
 }
 
-// Retrieve from Vertex AI Search datastore or engine for grounding.
-// datastore and engine are mutually exclusive.
+// Retrieve from Vertex AI Search datastore for grounding.
 // See https://cloud.google.com/products/agent-builder
 message VertexAISearch {
-  // Optional. Fully-qualified Vertex AI Search data store resource ID.
+  // Required. Fully-qualified Vertex AI Search data store resource ID.
   // Format:
   // `projects/{project}/locations/{location}/collections/{collection}/dataStores/{dataStore}`
-  string datastore = 1 [(google.api.field_behavior) = OPTIONAL];
-
-  // Optional. Fully-qualified Vertex AI Search engine resource ID.
-  // Format:
-  // `projects/{project}/locations/{location}/collections/{collection}/engines/{engine}`
-  string engine = 2 [(google.api.field_behavior) = OPTIONAL];
+  string datastore = 1 [(google.api.field_behavior) = REQUIRED];
 }
 
 // Tool to retrieve public web data for grounding, powered by Google.
