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Re: Disallow unique index on system columns - Mailing list pgsql-hackers

From David Rowley
Subject Re: Disallow unique index on system columns
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Msg-id CAKJS1f8H+nEDa+wDPKbxSzOwcJU-TngQ9swpTKt6u4f=df60Yw@mail.gmail.com
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In response to Re: Disallow unique index on system columns  (David Rowley <david.rowley@2ndquadrant.com>)
Responses Re: Disallow unique index on system columns  (Tom Lane <tgl@sss.pgh.pa.us>)
Re: Disallow unique index on system columns  (Tom Lane <tgl@sss.pgh.pa.us>)
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On 15 April 2016 at 13:43, David Rowley <david.rowley@2ndquadrant.com> wrote:
> The attached patch just disallows any index containing a system
> column, apart from OID.

Seems I only did half the job as I forgot to think to check for system
columns that are hidden away inside expressions or predicates.

The attached fixes that.

--
 David Rowley                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services
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