Re: [HACKERS] Backend crashes on select ... union

> 
> Hi there!
> 
> I played around with subselects and union and noticed that issuing strange
> statements can make the backend crash.  The problem is that other clients
> connected to the same db get disconnected as well.
> 
> I issued the following statement by mistake. (x1 is a table consisting only
> of one int4 value):
> select * from x1 union select * from pg_user;
> 

My fault.  I never went back to make sure all union columns have the same
types.  I will work on that.

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