Joe Conway <[EMAIL PROTECTED]> writes: > But I wonder why it isn't at all a problem when the function is also > defined STRICT?
Because the inliner doesn't think it can safely inline in that case; the
substituted expression isn't strict and so inlining would potentially
change the semantics.
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
