A secondary index is similar to an index of a traditional relational database. Data in a secondary index is presorted based on the value of one or more columns to accelerate data retrieval based on the columns. This topic describes the API operations that you can call to perform operations on secondary indexes.
API operations
The following table describes the API operations that you can call to perform operations on secondary indexes.
Item | API | Description |
Create a secondary index | You can create a secondary index for a data table. | |
Delete a secondary index | You can delete a secondary index for a data table. |