Re: Request for Patch Feedback: Lag & Lead Window Functions Can Ignore Nulls

From: Nicholas White <n(dot)j(dot)white(at)gmail(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Troels Nielsen <bn(dot)troels(at)gmail(dot)com>, Jeff Davis <pgsql(at)j-davis(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Hitoshi Harada <umi(dot)tanuki(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Request for Patch Feedback: Lag & Lead Window Functions Can Ignore Nulls
Date: 2013-06-24 21:10:11
Message-ID: CA+=vxNafVnBXLVSYdnTKyx9WgXucuroJF3a86xgEdcdGmNsF3Q@mail.gmail.com
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OK - I've attached another iteration of the patch with Troels' grammar
changes. I think the only issue remaining is what the standard says about
lead semantics. Thanks -

Attachment Content-Type Size
lead-lag-ignore-nulls.patch application/octet-stream 25.4 KB

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