Re: Where and Case sensitivity
Posted by:
Rick James
Date: August 02, 2014 01:11PM
> Word is stored as case sensitive
Sez who? Please provide SHOW CREATE TABLE for each of the tables; the COLLATION on `Word` is the definitive answer.
UPPER() takes an insignificant amount of time. But hiding an indexed field inside a function call prevents use of that index, hence leading to a huge inefficiency.
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Re: Where and Case sensitivity
August 02, 2014 01:11PM
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