feat: add ChangeStreamConfig to CreateTable and UpdateTable (googleap…

…is#1269)

* feat: publish RateLimitInfo and FeatureFlag protos

PiperOrigin-RevId: 527878708

Source-Link: googleapis/googleapis@f129f48

Source-Link: https://github.com/googleapis/googleapis-gen/commit/e02c87d9d0c9a77f2b17268a86f462b5a1d66bbd
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* 🦉 Updates from OwlBot post-processor

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* fix: Add feature flag proto to BUILD file

PiperOrigin-RevId: 528468347

Source-Link: googleapis/googleapis@38247e8

Source-Link: https://github.com/googleapis/googleapis-gen/commit/17e62a1ab5f22d7d537675a659157207e406e63d
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* feat: add ChangeStreamConfig to CreateTable and UpdateTable

PiperOrigin-RevId: 534836567

Source-Link: googleapis/googleapis@eb2d1f1

Source-Link: https://github.com/googleapis/googleapis-gen/commit/64cebcfc2765bff5afb19c140d4b1600dfdaebad
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---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: sofisl <[email protected]>
Co-authored-by: danieljbruce <[email protected]>

protos/google/bigtable/admin/v2/bigtable_table_admin.proto

@@ -600,11 +600,15 @@ message UpdateTableRequest {
   Table table = 1 [(google.api.field_behavior) = REQUIRED];
 
   // Required. The list of fields to update.
-  // A mask specifying which fields (e.g. `deletion_protection`) in the `table`
+  // A mask specifying which fields (e.g. `change_stream_config`) in the `table`
   // field should be updated. This mask is relative to the `table` field, not to
   // the request message. The wildcard (*) path is currently not supported.
-  // Currently UpdateTable is only supported for the following field:
-  //  * `deletion_protection`
+  // Currently UpdateTable is only supported for the following fields:
+  //
+  // * `change_stream_config`
+  // * `change_stream_config.retention_period`
+  // * `deletion_protection`
+  //
   // If `column_families` is set in `update_mask`, it will return an
   // UNIMPLEMENTED error.
   google.protobuf.FieldMask update_mask = 2

protos/google/bigtable/admin/v2/table.proto

@@ -48,6 +48,16 @@ message RestoreInfo {
   }
 }
 
+// Change stream configuration.
+message ChangeStreamConfig {
+  // How long the change stream should be retained. Change stream data older
+  // than the retention period will not be returned when reading the change
+  // stream from the table.
+  // Values must be at least 1 day and at most 7 days, and will be truncated to
+  // microsecond granularity.
+  google.protobuf.Duration retention_period = 1;
+}
+
 // A collection of user data indexed by row, column, and timestamp.
 // Each table is served using the resources of its parent cluster.
 message Table {
@@ -157,6 +167,11 @@ message Table {
   // field will be populated with information about the restore.
   RestoreInfo restore_info = 6 [(google.api.field_behavior) = OUTPUT_ONLY];
 
+  // If specified, enable the change stream on this table.
+  // Otherwise, the change stream is disabled and the change stream is not
+  // retained.
+  ChangeStreamConfig change_stream_config = 8;
+
   // Set to true to make the table protected against data loss. i.e. deleting
   // the following resources through Admin APIs are prohibited:
   //   - The table.

protos/google/bigtable/v2/bigtable.proto

@@ -1,4 +1,4 @@
-// Copyright 2022 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -227,7 +227,6 @@ service Bigtable {
 
 // Request message for Bigtable.ReadRows.
 message ReadRowsRequest {
-  //
   // The desired view into RequestStats that should be returned in the response.
   //
   // See also: RequestStats message.
@@ -254,8 +253,8 @@ message ReadRowsRequest {
     }
   ];
 
-  // This value specifies routing for replication. This API only accepts the
-  // empty value of app_profile_id.
+  // This value specifies routing for replication. If not specified, the
+  // "default" application profile will be used.
   string app_profile_id = 5;
 
   // The row keys and/or ranges to read sequentially. If not specified, reads
@@ -489,6 +488,33 @@ message MutateRowsResponse {
 
   // One or more results for Entries from the batch request.
   repeated Entry entries = 1;
+
+  // Information about how client should limit the rate (QPS). Primirily used by
+  // supported official Cloud Bigtable clients. If unset, the rate limit info is
+  // not provided by the server.
+  optional RateLimitInfo rate_limit_info = 3;
+}
+
+// Information about how client should adjust the load to Bigtable.
+message RateLimitInfo {
+  // Time that clients should wait before adjusting the target rate again.
+  // If clients adjust rate too frequently, the impact of the previous
+  // adjustment may not have been taken into account and may
+  // over-throttle or under-throttle. If clients adjust rate too slowly, they
+  // will not be responsive to load changes on server side, and may
+  // over-throttle or under-throttle.
+  google.protobuf.Duration period = 1;
+
+  // If it has been at least one `period` since the last load adjustment, the
+  // client should multiply the current load by this value to get the new target
+  // load. For example, if the current load is 100 and `factor` is 0.8, the new
+  // target load should be 80. After adjusting, the client should ignore
+  // `factor` until another `period` has passed.
+  //
+  // The client can measure its load using any unit that's comparable over time
+  // For example, QPS can be used as long as each request involves a similar
+  // amount of work.
+  double factor = 2;
 }
 
 // Request message for Bigtable.CheckAndMutateRow.

protos/google/bigtable/v2/feature_flags.proto

@@ -0,0 +1,39 @@
+// Copyright 2023 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+syntax = "proto3";
+
+package google.bigtable.v2;
+
+option csharp_namespace = "Google.Cloud.Bigtable.V2";
+option go_package = "google.golang.org/genproto/googleapis/bigtable/v2;bigtable";
+option java_multiple_files = true;
+option java_outer_classname = "FeatureFlagsProto";
+option java_package = "com.google.bigtable.v2";
+option php_namespace = "Google\\Cloud\\Bigtable\\V2";
+option ruby_package = "Google::Cloud::Bigtable::V2";
+
+// Feature flags supported by a client.
+// This is intended to be sent as part of request metadata to assure the server
+// that certain behaviors are safe to enable. This proto is meant to be
+// serialized and websafe-base64 encoded under the `bigtable-features` metadata
+// key. The value will remain constant for the lifetime of a client and due to
+// HTTP2's HPACK compression, the request overhead will be tiny.
+// This is an internal implementation detail and should not be used by endusers
+// directly.
+message FeatureFlags {
+  // Notify the server that the client enables batch write flow control by
+  // requesting RateLimitInfo from MutateRowsResponse.
+  bool mutate_rows_rate_limit = 3;
+}