Re: select first occurrence of a table

> I have a table that happens to have a some
> duplicate entries in it (entire rows).  I would like
> to update one row and change one thing
> about it, but it seems that I need a unique value
> to do it; otherwise, I wind up changing multiple
> rows.

If the table has OIDs (which is the default), you can use the OID as a
unique identifier for a row. But then you'll have to perform two
queries:

SELECT oid FROM table WHERE ... LIMIT 1;

UPDATE table SET ... WHERE oid = ...;

Erik

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