DEALLOCATE is used to deallocate a previously prepared SQL statement.
Description
DEALLOCATE is used to deallocate a previously prepared SQL statement. If you do not explicitly deallocate a prepared statement, it is deallocated when the session ends.
For more information on prepared statements, see PREPARE.
Synopsis
DEALLOCATE [ PREPARE ] { name | ALL }Parameters
PREPARE: This key word is ignored.name: The name of the prepared statement to deallocate.ALL: Deallocate all prepared statements.