7. Embedded SQL for Pascal : The SQL Communications Area : SQLSTATE Variable Usage
 
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SQLSTATE Variable Usage
You can use the SQLSTATE variable in an ESQL/Pascal program to return status information about the last SQL statement that was executed. SQLSTATE must be declared in a declaration section. Also, it is valid across all sessions, so you only need to declare one SQLSTATE per application.
To declare this variable, use:
character 5 SQLSTATE
or :
character 5 SQLSTA