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Re: Proposal: String key space for advisory locks

From: Itagaki Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>
To: Christophe Pettus <xof(at)thebuild(dot)com>
Cc: Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Proposal: String key space for advisory locks
Date: 2009-10-26 07:12:04
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
Christophe Pettus <xof(at)thebuild(dot)com> wrote:

> Summary:    Add a string key space to the advisory lock functionality.

Why aren't you satisfied with hashtext('foo') ?

The restriction comes from LOCKTAG struct, in which
we can use only 3 * uint32 and 1 * uint16 for lock descriptor.

ITAGAKI Takahiro
NTT Open Source Software Center

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