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> In 'Joins between classes' in Section 5 of the tutorial we have, in
> the first paragraph:
> As an example, say we wish to find all the records that
> are in the temperature range of other records. In
> effect, we need to compare the temp_lo and temp_hi
> attributes of each EMP instance to the temp_lo and
> temp_hi attributes of all other EMP instances.
> I believe that EMP should read WEATHER, as the example query that
> follows joins WEATHER to itself.
> EMP is often used in Oracle examples.
Bruce Momjian | http://candle.pha.pa.us
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+ If your life is a hard drive, | 830 Blythe Avenue
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