This function computes the current database signature value.

Syntax

APEX_INSTANCE_ADMIN.DB_SIGNATURE
    RETURN VARCHAR2;

Example

The following example sets the DB_SIGNATURE instance parameter to the current database signature.

BEGIN
     apex_instance_admin.set_parameter (
         p_parameter => 'DB_SIGNATURE',
         p_value     => apex_instance_admin.db_signature );
END;