Hi All, I tried with employee...
SQL> select 1 from rdb$procedures where rdb$procedure_name='x'; 2.5.9.27139 PLAN (RDB$PROCEDURES INDEX (RDB$INDEX_21)) 3.0.8.33468 PLAN (RDB$PROCEDURES NATURAL) 4.0.0.2478 PLAN (RDB$PROCEDURES NATURAL) Why? :-) Gabor Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel