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Re: ERROR: cache lookup failed for collation 0 on DELETE query after upgrading from 9.X to 12.3 - Mailing list pgsql-bugs

From Tom Lane
Subject Re: ERROR: cache lookup failed for collation 0 on DELETE query after upgrading from 9.X to 12.3
Date
Msg-id 2816678.1594735912@sss.pgh.pa.us
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In response to ERROR: cache lookup failed for collation 0 on DELETE query after upgrading from 9.X to 12.3  (cen <cen.is.imba@gmail.com>)
Responses Re: ERROR: cache lookup failed for collation 0 on DELETE query after upgrading from 9.X to 12.3
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cen <cen.is.imba@gmail.com> writes:
> we are upgrading to 12.3 from 9.X and encountered an error with delete 
> statements.
> 2020-07-14 15:26:20.728 CEST [67736] ERROR:  cache lookup failed for 
> collation 0

Please supply a self-contained example.  (Mostly, I'm not interested
in trying to guess at your table schema.)

            regards, tom lane

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