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101 lines
4.1 KiB
101 lines
4.1 KiB
// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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syntax = "proto3";
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package google.spanner.v1;
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import "google/api/annotations.proto";
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import "google/protobuf/struct.proto";
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import "google/spanner/v1/keys.proto";
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option csharp_namespace = "Google.Cloud.Spanner.V1";
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option go_package = "google.golang.org/genproto/googleapis/spanner/v1;spanner";
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option java_multiple_files = true;
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option java_outer_classname = "MutationProto";
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option java_package = "com.google.spanner.v1";
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option php_namespace = "Google\\Cloud\\Spanner\\V1";
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// A modification to one or more Cloud Spanner rows. Mutations can be
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// applied to a Cloud Spanner database by sending them in a
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// [Commit][google.spanner.v1.Spanner.Commit] call.
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message Mutation {
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// Arguments to [insert][google.spanner.v1.Mutation.insert],
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// [update][google.spanner.v1.Mutation.update],
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// [insert_or_update][google.spanner.v1.Mutation.insert_or_update], and
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// [replace][google.spanner.v1.Mutation.replace] operations.
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message Write {
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// Required. The table whose rows will be written.
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string table = 1;
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// The names of the columns in
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// [table][google.spanner.v1.Mutation.Write.table] to be written.
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//
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// The list of columns must contain enough columns to allow
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// Cloud Spanner to derive values for all primary key columns in the
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// row(s) to be modified.
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repeated string columns = 2;
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// The values to be written. `values` can contain more than one
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// list of values. If it does, then multiple rows are written, one
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// for each entry in `values`. Each list in `values` must have
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// exactly as many entries as there are entries in
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// [columns][google.spanner.v1.Mutation.Write.columns] above. Sending
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// multiple lists is equivalent to sending multiple `Mutation`s, each
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// containing one `values` entry and repeating
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// [table][google.spanner.v1.Mutation.Write.table] and
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// [columns][google.spanner.v1.Mutation.Write.columns]. Individual values in
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// each list are encoded as described [here][google.spanner.v1.TypeCode].
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repeated google.protobuf.ListValue values = 3;
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}
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// Arguments to [delete][google.spanner.v1.Mutation.delete] operations.
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message Delete {
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// Required. The table whose rows will be deleted.
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string table = 1;
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// Required. The primary keys of the rows within
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// [table][google.spanner.v1.Mutation.Delete.table] to delete. Delete is
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// idempotent. The transaction will succeed even if some or all rows do not
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// exist.
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KeySet key_set = 2;
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}
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// Required. The operation to perform.
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oneof operation {
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// Insert new rows in a table. If any of the rows already exist,
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// the write or transaction fails with error `ALREADY_EXISTS`.
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Write insert = 1;
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// Update existing rows in a table. If any of the rows does not
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// already exist, the transaction fails with error `NOT_FOUND`.
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Write update = 2;
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// Like [insert][google.spanner.v1.Mutation.insert], except that if the row
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// already exists, then its column values are overwritten with the ones
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// provided. Any column values not explicitly written are preserved.
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Write insert_or_update = 3;
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// Like [insert][google.spanner.v1.Mutation.insert], except that if the row
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// already exists, it is deleted, and the column values provided are
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// inserted instead. Unlike
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// [insert_or_update][google.spanner.v1.Mutation.insert_or_update], this
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// means any values not explicitly written become `NULL`.
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Write replace = 4;
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// Delete rows from a table. Succeeds whether or not the named
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// rows were present.
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Delete delete = 5;
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}
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}
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