Mikhail, >Is it possible or makes sense to key a field that is a part of Unique >Index already? MySQL won't stop you, but it's a waste of space & cpu cycles unless there's a high-priority query performance need for it. PB ----- Mikhail Berman wrote: Hello everyone, Is it possible or makes sense to key a field that is a part of Unique Index already? Regards and thank you Mikhail Berman |
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