Konstantin Danilov <[EMAIL PROTECTED]> writes: > Do you know how many times can JOIN be used in a query? How many JOINs does > PostgreSQL support in ONE query?
The theoretical upper limit would be around 21000, I think, due to
rangetable indexes being 16 bits. Did you need more?
regards, tom lane
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TIP 9: the planner will ignore your desire to choose an index scan if your
joining column's datatypes do not match
