Adds predefined columns to a data table. Predefined columns can be used as the primary key columns or attribute columns of an index table that is created for the data table.
Usage notes
You must add predefined columns to a data table only when you want to use a secondary index that is created for the data table. You do not need to add predefined columns to a data table when you want to use a search index that is created for the data table.
You can add up to 32 predefined columns to a data table.
Request syntax
message AddDefinedColumnRequest {
required string table_name = 1;
repeated DefinedColumnSchema columns = 2;
}Parameter | Type | Required | Description |
table_name | string | Yes | The name of the data table. |
columns | Yes | The schema of predefined columns. |
Response syntax
message AddDefinedColumnResponse {
}Use Tablestore SDKs
You can use the following Tablestore SDKs to add predefined columns to a data table: