To calculate the total available spool space for user queries, we need to subtract the amount of user data from the reserved spool space.
Given information:
- Total permanent space = 100 GB
- Reserved spool space = 50 GB
- Current user data = 30 GB
To calculate the available spool space, we subtract the current user data from the reserved spool space:
Available spool space = Reserved spool space - Current user data
Substituting the given values:
Available spool space = 50 GB - 30 GB
Available spool space = 20 GB
Therefore, the total available spool space for user queries is 20 GB.