Since you're using PostgreSQL, you can ask it directly if a table exists, with something like this:
SELECT relhasindex, relkind, relchecks, reltriggers, relhasrules FROM pg_class WHERE relname='day_20030218';
I also have to suggest that separate tables for each day is a poor use of the power of a database unless you are running into per-table capacity issues (unlikely with PostgreSQL.) There's a good set of pages from the University of Texas about database design that I point people to all the time.

--
Spring: Forces, Coiled Again!

In reply to Re: Ignore Relation already exists error from DBI by paulbort
in thread Ignore Relation already exists error from DBI by global

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