sql_utils/public/simple_value.proto

//
// 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 = "proto2";

package bigquery_ml_utils;

option cc_enable_arenas = true;

// Represents an immutable simple value. SimpleValue is a light weight version
// of value class. It can be used in the type library to avoid circular
// dependency of directly using value class in the type library.
message SimpleValueProto {
  oneof value {
    int64 int64_value = 1;    // Set when SimpleValue::type_ is TYPE_INT64.
    string string_value = 2;  // Set when SimpleValue::type_ is TYPE_STRING.
    bool bool_value = 3;      // Set when SimpleValue::type_ is TYPE_BOOL.
    double double_value = 4;  // Set when SimpleValue::type_ is TYPE_DOUBLE.
    bytes bytes_value = 5;    // Set when SimpleValue::type_ is TYPE_BYTES.

    // User code that switches on this oneof enum must have a default case so
    // builds won't break when new fields are added.
    bool __SimpleValueProto__switch_must_have_a_default = 255;
  }
}