Creating explain snapshots for static SQL or XQuery statements
A number of steps are required create explain snapshots for static SQL or XQuery statements
Procedure
To create an explain snapshot for a static SQL or XQuery statement:
- If the database manager has not already been started, issue the db2start command.
- Ensure that explain tables exist in your database.
To do this, follow the instructions in Creating the explain tables. - From the CLP prompt, connect to the database that you want
to use.
For example, to connect to the SAMPLE database, issue theconnect to sample
command. - Create an explain snapshot for a static SQL or XQuery statement
by using the EXPLSNAP option when binding or
preparing your application.
For example, issue theBIND your_file EXPLSNAP YES
command.
What to do next
For information about using the EXPLSNAP option see the CURRENT EXPLAIN SNAPSHOT special register, the BIND and REBIND commands, and the EXPLAIN statement.