This tip was at the end of a message (from Szűcs Gábor).
TIP 9: the planner will ignore your desire to choose an index scan if your
joining column's datatypes do not match
it looks very important, but I cannot understand it. Sound as a small and easy mistake that can make things go sour...
Can someone explain it please?
thanks,
Alain
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TIP 5: Have you checked our extensive FAQ?
http://www.postgresql.org/docs/faq
