ColumnsToGet specifies the columns that you want to return.
Data structure
message ColumnsToGet {
optional ColumnReturnType return_type = 1;
repeated string column_names = 2;
}Parameter | Type | Required | Description |
return_type | Yes | The type of the column to return. For more information, see ColumnReturnType. | |
column_names | string | No | The names of the columns to return. This parameter is required only if you set return_type to RETURN_SPECIFIED. |