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Re: [HACKERS] What's left?
- From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
- To: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
- Cc: PostgreSQL-development <pgsql-hackers(at)postgreSQL(dot)org>, Claudio Natoli <claudio(dot)natoli(at)memetrics(dot)com>, "''Merlin Moncure' '" <merlin(dot)moncure(at)rcsonline(dot)com>, "'pgsql-hackers-win32 '" <pgsql-hackers-win32(at)postgreSQL(dot)org>
- Subject: Re: [HACKERS] What's left?
- Date: Mon, 26 Jan 2004 20:26:23 -0500
- Message-id: <7829.1075166783@sss.pgh.pa.us> <text/plain>
Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes: > In this way, no one ever has the rename file open while we are holding > the locks, and we can loop without holding an exclusive lock on > pg_shadow, and file writes remain in order. You're doing this where exactly, and are certain that you are holding no locks why exactly? And if you aren't holding a lock, what prevents concurrency bugs? regards, tom lane
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