"tgl@sss.pgh.pa.us (Tom Lane)" wrote in comp.databases.postgresql.sql:
> "Iain" <iain@mst.co.jp> writes:
>
>> I found this interesting and thought I'd offer it up for comment.
>
> You didn't say what PG version you are using, but I'd venture to bet
> it is pre-7.4.
This must've been one of the enhancements. =)
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