ITAGAKI Takahiro <[EMAIL PROTECTED]> writes:
> I found LIKE operators are slower on multi-byte encoding databases
> than single-byte encoding ones. It comes from difference between
> MatchText() and MBMatchText().

> We've had an optimization for single-byte encodings using 
> pg_database_encoding_max_length() == 1 test. I'll propose to extend it
> in UTF-8 with locale-C case.

If this works for UTF8, won't it work for all the backend-legal

                        regards, tom lane

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