In Teradata, spool space is a temporary storage area used to store intermediate results during query execution. It is important to monitor spool space usage to ensure that queries have sufficient space to run efficiently. Inadequate spool space can lead to query failures or performance degradation.
There are a few different ways to check spool space usage in Teradata. One way is to use the “show session” command. This command will display information about the current session, including the amount of spool space that is being used. Another way to check spool space usage is to use the “show system” command. This command will display information about the entire system, including the total amount of spool space that is available and the amount that is being used.