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WORKLOG TASK
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TASK...: Add mysqlcheck option to directly repair
CREATION DATE..: Sun, 10 Oct 2010, 12:58
SUPERVISOR...
Paul McCullagh writes:
>> In particular this, flushing the data log (is this flush to disk?):
>>if (!thread->st_dlog_buf.dlb_flush_log(TRUE, thread)) {
>>ok = FALSE;
>>status = XT_LOG_ENT_ABORT;
>>}
>
> Yes, this is a flush to disk.
>
> This could be done in the
Hi!
I was asked about this performance problem: consider a query
select * from tbl where tbl.key like '%foo%'
Table records are big, much larger than the length of the key. LIKE condition
is very selective, however its pattern starts with '%', so we can't construct
range access (and they ar
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