"Rajesh Kumar Mallah" <[EMAIL PROTECTED]> writes:
> I have an index on upper(general.cat_url(category_id)) on a table.
> when i add a column *with* default value , a query that previously
> used to give result does not give results anymore. REINDEX'ing the
> table produces correct result.

Can you provide a self-contained example of this?  What PG version are
you using?  What is that nonstandard function you're using in the index?

                        regards, tom lane

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