Re: how can i mark date function like iscachable - Mailing list pgsql-general

From Tom Lane
Subject Re: how can i mark date function like iscachable
Date
Msg-id 13164.1249331753@sss.pgh.pa.us
Whole thread Raw
In response to how can i mark date function like iscachable  (erobles <erobles@sensacd.com.mx>)
List pgsql-general
erobles <erobles@sensacd.com.mx> writes:
>> i tried to  create an functional index  like this:
>> create index estdistfecha on estadist (date(fecha));

>> but only get the  next message:
>> ERROR: DefineIndex: index function must be marked iscachable.

Egad, what are you running?  That message hasn't been spelled that way
since PG 7.2.  Get yourself onto a more modern PG release, before that
one eats your data.

            regards, tom lane

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