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Re: HOT patch, missing things - Mailing list pgsql-hackers

From Pavan Deolasee
Subject Re: HOT patch, missing things
Date
Msg-id 2e78013d0708140044u1efe7ac7hb46df3c90262cc0d@mail.gmail.com
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In response to Re: HOT patch, missing things  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: HOT patch, missing things  (Tom Lane <tgl@sss.pgh.pa.us>)
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On 8/9/07, Tom Lane <tgl@sss.pgh.pa.us> wrote:


Yeah, we could simply insist on no change to any column that's used by
any of the expressions.  That would be cheap to test.



I am trying to figure out the best way to extract this information. Is there any
existing code to get all attributes used in the expressions ? Or do I need
to walk the tree and extract that information ?

Thanks,
Pavan

Pavan Deolasee
EnterpriseDB     http://www.enterprisedb.com

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