Re: Can blob be compared?

From: <ctcgag_at_hotmail.com>
Date: 07 Apr 2003 16:11:48 GMT
Message-ID: <20030407121148.628$ff@newsreader.com>

Simon Hall <Simon.Hall_at_logicacmg.com> wrote:

> Just a thought - when you create (or change) the blob create a checksum.
> Then when you want to compare blobs, compare the length and the checksum
> instead. Only if both match do you then need to compare the blobs byte
> for byte.

Would it be possible to do this in a single query? I.E, does the where logic of a query apply short-circuiting logic, and if so is the order of evaluation controllable (or even predictable)?

Xho

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Received on Mon Apr 07 2003 - 11:11:48 CDT