On Mon, 15 Aug 2005, Dario Bahena Tapia wrote:
> The final result seems to be the same, I just was curious about the
> standard behavior. Does the SQl says something about this execution
> order?
I believe SQL defines the order to pay attention to parens, so A join (B
join C) style clauses result in a "table" being derived from B join C and
another from A joined with that table.
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
