SQL1024N A database connection does not exist.
Explanation:
There is no connection to a database. Other SQL statements
cannot be processed unless an SQL CONNECT was previously
executed.
The command cannot be processed.
User Response:
If the error occurred when disconnecting from the database,
continue processing. If the error occurred on another SQL
statement, issue an SQL CONNECT statement and resubmit the
command or statement.
sqlcode : -1024
sqlstate : 08003