Perrin Harkins schrieb:
On Jan 4, 2008 5:51 PM, Eben [EMAIL PROTECTED] wrote:
The resultset is paginated on the front end using the
SQL_CALC_FOUND_ROWS functionality...
Usually a bad idea:
http://www.mysqlperformanceblog.com/2007/08/28/to-sql_calc_found_rows-or-not-to-sql_calc_found_rows/
On Jan 9, 2008 4:33 AM, Sebastian Mendel [EMAIL PROTECTED] wrote:
usually ... but i do not know of any index capable of having FULLTEXT and
'normal' fields in one index
Does that matter? It would have to be doing a full scan for
SQL_CALC_FOUND_ROWS to work out well.
- Perrin
--
MySQL
Perrin Harkins schrieb:
On Jan 9, 2008 4:33 AM, Sebastian Mendel [EMAIL PROTECTED] wrote:
usually ... but i do not know of any index capable of having FULLTEXT and
'normal' fields in one index
Does that matter?
yes, as written in the mentioned article the test is only relevant with
correct
On Jan 9, 2008 8:34 AM, Sebastian Mendel [EMAIL PROTECTED] wrote:
yes, as written in the mentioned article the test is only relevant with
correct used indexes, but MySQL does not use more than one index, so this
query cannot all be done with indexes
Well, first of all, MySQL 5 does use more
I left something out, the query looks like:
SELECT SQL_CALC_FOUND_ROWS table_1.id,table_2.*
FROM table_2
LEFT JOIN table_1 ON table_2.shared_id = table_1.shared_id
WHERE MATCH table_2.field AGAINST ('value')
AND table_2.current = 1
AND table_2.shared_id IN (SELECT shared_id FROM table_1_view)
On Jan 4, 2008 5:51 PM, Eben [EMAIL PROTECTED] wrote:
The resultset is paginated on the front end using the
SQL_CALC_FOUND_ROWS functionality...
Usually a bad idea:
http://www.mysqlperformanceblog.com/2007/08/28/to-sql_calc_found_rows-or-not-to-sql_calc_found_rows/
- Perrin
--
MySQL General
I've never used this feature before on my application.
On Jan 5, 2008 7:06 AM, Perrin Harkins [EMAIL PROTECTED] wrote:
On Jan 4, 2008 5:51 PM, Eben [EMAIL PROTECTED] wrote:
The resultset is paginated on the front end using the
SQL_CALC_FOUND_ROWS functionality...
Usually a bad idea: