private/google/cloud/bigquery/storage/v1beta2/table.proto
// Copyright 2020 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.cloud.bigquery.storage.v1beta2;
import "google/api/field_behavior.proto";
option go_package = "google.golang.org/genproto/googleapis/cloud/bigquery/storage/v1beta2;storage";
option java_multiple_files = true;
option java_outer_classname = "TableProto";
option java_package = "com.google.cloud.bigquery.storage.v1beta2";
// Schema of a table
message TableSchema {
// Describes the fields in a table.
repeated TableFieldSchema fields = 1;
}
// A field in TableSchema
message TableFieldSchema {
enum Type {
// Illegal value
TYPE_UNSPECIFIED = 0;
// 64K, UTF8
STRING = 1;
// 64-bit signed
INT64 = 2;
// 64-bit IEEE floating point
DOUBLE = 3;
// Aggregate type
STRUCT = 4;
// 64K, Binary
BYTES = 5;
// 2-valued
BOOL = 6;
// 64-bit signed usec since UTC epoch
TIMESTAMP = 7;
// Civil date - Year, Month, Day
DATE = 8;
// Civil time - Hour, Minute, Second, Microseconds
TIME = 9;
// Combination of civil date and civil time
DATETIME = 10;
// Geography object
GEOGRAPHY = 11;
// Numeric value
NUMERIC = 12;
}
enum Mode {
// Illegal value
MODE_UNSPECIFIED = 0;
NULLABLE = 1;
REQUIRED = 2;
REPEATED = 3;
}
// Required. The field name. The name must contain only letters (a-z, A-Z),
// numbers (0-9), or underscores (_), and must start with a letter or
// underscore. The maximum length is 128 characters.
string name = 1 [(google.api.field_behavior) = REQUIRED];
// Required. The field data type.
Type type = 2 [(google.api.field_behavior) = REQUIRED];
// Optional. The field mode. The default value is NULLABLE.
Mode mode = 3 [(google.api.field_behavior) = OPTIONAL];
// Optional. Describes the nested schema fields if the type property is set to STRUCT.
repeated TableFieldSchema fields = 4 [(google.api.field_behavior) = OPTIONAL];
// Optional. The field description. The maximum length is 1,024 characters.
string description = 6 [(google.api.field_behavior) = OPTIONAL];
}