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Re: Adding a field in Path Structure and Plan Structure

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Zichen Xu <xzckiller(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Adding a field in Path Structure and Plan Structure
Date: 2009-02-23 21:29:50
Message-ID: 27198.1235424590@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Zichen Xu <xzckiller(at)gmail(dot)com> writes:
> Also, I have modified the funscopy.c and every related place where the
> other field total_cost appears.

Sounds like it should work.  Did you recompile everything?

> Right now, the compile is fine and
> build is fine. However, everytime the server is running and I send a
> query to the server, it crashed. as

Crashed where?  If you're not reasonably handy with gdb or some other
favorite debugger, stop what you're doing and go learn one.  The
investment of time will be repaid very quickly if you're doing any
nontrivial C programming.

			regards, tom lane

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Subject: Re: Adding a field in Path Structure and Plan Structure
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