performance - Is timestamp in mysql cached when retrieved in different timezones? -

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in mysql 5.6 manual, says:

mysql converts timestamp values current time zone utc storage, , utc current time zone retrieval.

but if have different connections different timezones, timestamp value cached?

according oz_ here:

another 1 difference: queries "native" datetime not cached, queries timestamp - be. – oz_ apr 28 '11 @ 17:37

but cannot find confirmation of googling, , doesn't provide link.


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