On Mon, 2004-03-08 at 17:41, sferriol wrote: > hello > in a 'SELECT', does postgres read the 'WHERE' condition from left to right. > > for example > 1) select ... where a and b; > 2) select ... where b and a; > > 1 and 2 will use the same cpu time or not ? > > sylvain
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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
