From: | Raymond O'Donnell <rod(at)iol(dot)ie> |
---|---|
To: | Jennifer Trey <jennifer(dot)trey(at)gmail(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Create table if not exists ... how ?? |
Date: | 2010-07-19 16:39:12 |
Message-ID: | 4C447FB0.20902@iol.ie |
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Lists: | pgsql-general |
On 19/07/2010 17:33, Jennifer Trey wrote:
> I can't figure out the correct syntax...
>
> I have this, but it just keeps complaining about the IF
>
> IF NOT EXISTS (SELECT table_name FROM information_schema.tables where
> table_name = 'post_codes')
>
> THEN
>
> CREATE TABLE post_codes
> (
> area character varying(10) NOT NULL,
> district character varying(10) NOT NULL,
> sector character varying(10) NOT NULL,
> CONSTRAINT post_codes_pkey PRIMARY KEY (area, district, sector)
> )
> WITH (
> OIDS=FALSE
> );
> ALTER TABLE post_codes OWNER TO postgres;
>
> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
> - - - - - - - - - - - -
>
> ERROR: syntax error at or near "IF"
> LINE 1: IF NOT EXISTS (SELECT table_name FROM information_schema.tab...
> ^
> How should this be written ?
I don't think you can use the "IF" like this in a normal query. You
could write a pl/pgsql function instead to do this..
Ray.
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