Re: column name with plpgsql

On 07/02/2009 14:26, Alain Roger wrote:

> i have a table which can be altered with several additional column. How can
> i test under plpgsql if a particular column already exists ?

select 1 from information_schema.columns
 where table_name = 'your_table_name_here'
 and column_name = 'your_column_name_here';

HTH,

Ray.

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Raymond O'Donnell, Director of Music, Galway Cathedral, Ireland
rod@iol.ie
Galway Cathedral Recitals: http://www.galwaycathedral.org/recitals
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