On 8/13/2013 8:34 PM, Robert James wrote:
I'm confused: What's the difference between
   col LIKE  'foo%'
and
   col LIKE f1 || '%'
?
Either way, it's anchored to the beginning of the string.

the first one can be analyzed by the planner, the latter would be much harder to pre-figure.



--
john r pierce                                      37N 122W
somewhere on the middle of the left coast



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