Column Name | Data Type | Description |
index_name | char(256) | The index containing column_name. This is an object name. |
index_owner | char(32) | The index owner. Must be a valid user name. |
column_name | char(256) | The name of the column. Must be a valid object name. |
key_sequence | integer | Sequence of column within the key, numbered from 1. |
sort_direction | char(1) | Defaults to A (ascending). |