Keys

The Keys tab of the SQL Metadata Tool allows you to add one or more columns as keys to the SQL table.

Current schema
The schema containing the keys. The schema is selected in the Schemas tab.
Current table
The table containing the keys. The table is selected in the Tables tab.
Primary keys
The column(s) that contain primary keys, and are displayed with a green background. Click Remove to remove the column(s).
Keys
The column(s) that contain keys, and are displayed with a blue background. Click Remove to remove the key or Make primary to promote the key to a primary key.
Add key
A drop-down list containing the columns in the table. Click Add key to add one or more, or all columns as keys.