Re: Cast null string '' to integer 0 - Mailing list pgsql-general

From Guy Rouillier
Subject Re: Cast null string '' to integer 0
Date
Msg-id D4D1632DC736E74AB95FE78CD609007923B03A@mtxexch01.add0.masergy.com
Whole thread Raw
In response to Cast null string '' to integer 0  ("Dwight Emmons" <demmons@instantbenefits.com>)
Responses Re: Cast null string '' to integer 0  (Berend Tober <btober@seaworthysys.com>)
List pgsql-general
Dwight Emmons wrote:
> I am upgrading from Postgres 7.2 to 8.1.  We have multiple systems
> already in place that took advantage of the implicit cast of a null
> '' string to an integer of '0'.  It is not financially feasible for
> us to modify all the instances.  Does anyone know of a fix?

Well, if you want all your clients to interpret a null value in that
column as zero, can't you just update the column to actually contain a
zero for those rows?

--
Guy Rouillier

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