SQL Join question

Mark Smith Mark_Smith at cpe.umanitoba.ca
Mon Jun 23 00:17:25 CEST 2014


Perfect, thank you.


Peter Haworth wrote
> but if there are three tables, the SELECT becomes:
> 
> SELECT tableA.*, tableB.*, tableC.* FROM tableA JOIN tableB ON
> tableB.
> <keycolumn>
> =tableA.
> <keycolumn>
>  JOIN tableC ON
> tableC.
> <keycolumn>
> =tableA.
> <keycolumn>
> But the keycolumn must have the same value for all three tables.





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