[TYPO3-dev] How standard compliant is "truncate"?
Peter Kuehn [wmdb]
peter.kuehn at wmdb.de
Thu Feb 5 16:39:37 CET 2009
> Indexes
me, pointing up to the topic:
which indexes need to remain/be rebuilt on "clear all cache" in
4.1.x/4.2.x ?
did I miss something?
gRTz
pekue
Marcus Krause schrieb:
> Steffen Kamper schrieb am 02/05/2009 12:35 PM Uhr:
>> Hi,
>>
>> Martin Kutschker schrieb:
>>> Is truncate really faster? I assumed that a DELETE without a WHERE
>>> clause will work internally the same as a TRUNCATE.
>>>
>> for sure. We had some clients where clear cache lead to server crash.
>> Truncate does the job in less a minute there. (MySQL)
>
> The reason why:
>
> Indexes
>
> AFAIK, truncate doesn't care about indexes, it removes all rows in an
> "atomic operation". A delete will rebuild indexes after each removed row.
>
>
>
> Marcus.
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