Re: arrays as pl/perl input arguments [PATCH] - Mailing list pgsql-hackers

From Andrew Dunstan
Subject Re: arrays as pl/perl input arguments [PATCH]
Date
Msg-id 4D2CEB75.8010207@dunslane.net
Whole thread Raw
In response to Re: arrays as pl/perl input arguments [PATCH]  ("David E. Wheeler" <david@kineticode.com>)
Responses Re: arrays as pl/perl input arguments [PATCH]  ("David E. Wheeler" <david@kineticode.com>)
List pgsql-hackers

On 01/11/2011 06:07 PM, David E. Wheeler wrote:
>
>> To maintain
>> compatibility with existing pl/perl code a new variable,
>> plperl.convert_array_arguments (better name?), is introduced. Its default
>> value is false, when set to true it triggers the new behavior, i.e.
> Have you considered instead passing an array-based object with is string overloading designed to return the pg array
stringformat? That would make for nice, transparent compatibility without the need for a GUC.
 
>
> Not my idea, BTW, but suggested by Tim Bunce.
>
>

I think there's at least a danger of breaking legacy code doing that. 
Say you have some code that does a ref test on the argument, for 
example. The behavior would now be changed.

cheers

andrew




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