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Subject Views Written By Posted
Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   1,403 Dominik Bieringer 09/05/2012 02:57AM
Re: Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   665 Rick James 09/06/2012 10:42PM
Re: Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   673 Øystein Grøvlen 09/06/2012 04:32AM
optimize the query   1,280 ch srinivas 08/27/2012 10:47PM
Re: optimize the query   639 Øystein Grøvlen 08/28/2012 01:43AM
Re: optimize the query   635 ch srinivas 08/29/2012 04:15AM
Re: optimize the query   638 Øystein Grøvlen 08/29/2012 04:39AM
Re: optimize the query   595 ch srinivas 08/29/2012 05:38AM
Re: optimize the query   618 Rick James 08/30/2012 07:20AM
Query with GROUP BY not using Index   1,458 Imran Akbar 08/14/2012 01:06PM
Re: Query with GROUP BY not using Index   734 Øystein Grøvlen 08/15/2012 02:46AM
Re: Query with GROUP BY not using Index   657 Imran Akbar 08/16/2012 10:30AM
Re: Query with GROUP BY not using Index   684 Øystein Grøvlen 08/17/2012 02:58AM
Re: Query with GROUP BY not using Index   679 Rick James 08/18/2012 10:30PM
Re: Query with GROUP BY not using Index   657 Imran Akbar 08/24/2012 12:41PM
Re: Query with GROUP BY not using Index   680 Øystein Grøvlen 08/28/2012 03:11AM
Re: Query with GROUP BY not using Index   696 Imran Akbar 08/28/2012 06:21PM
Re: Query with GROUP BY not using Index   724 Øystein Grøvlen 08/29/2012 01:28AM
Re: Query with GROUP BY not using Index   646 Imran Akbar 08/29/2012 10:36AM
CONCAT and Index in where clause   3,708 Aurelien PANIZZA 08/22/2012 08:45AM
Re: CONCAT and Index in where clause   1,553 Øystein Grøvlen 08/23/2012 01:15AM
Re: CONCAT and Index in where clause   1,320 Rick James 08/23/2012 09:13PM
Re: CONCAT and Index in where clause   1,320 Aurelien PANIZZA 08/27/2012 09:53AM
Re: CONCAT and Index in where clause   1,515 Øystein Grøvlen 08/28/2012 02:50AM
Simple query spending too much time in 'statistics' state without reason   4,341 Vincent B. 08/21/2012 06:19AM
Re: Simple query spending too much time in 'statistics' state without reason   2,451 Jørgen Løland 08/24/2012 06:24AM
Re: Simple query spending too much time in 'statistics' state without reason   1,886 Vincent B. 08/28/2012 01:53AM
Re: Simple query spending too much time in 'statistics' state without reason   2,224 Rick James 08/22/2012 07:44PM
Order By Slows down Joins   1,528 Sami BH 08/22/2012 09:12AM
Re: Order By Slows down Joins   581 Rick James 08/23/2012 08:56PM
always uses filesort even after adding indexes   1,239 Pranav Gore 08/22/2012 02:49AM
Re: always uses filesort even after adding indexes   617 Rick James 08/22/2012 10:52PM
STRAIGHT_JOIN for OUTER JOINGS   1,422 Paul Tsui 08/19/2012 08:28PM
Re: STRAIGHT_JOIN for OUTER JOINGS   793 Øystein Grøvlen 08/20/2012 05:16AM
CPU usage 99% - and query very slow - help   2,572 irox ferenc 08/03/2012 10:49AM
Re: CPU usage 99% - and query very slow - help   1,004 Rick James 08/04/2012 01:36PM
Re: CPU usage 99% - and query very slow - help   1,341 robert eeeeee 08/06/2012 01:04PM
Re: CPU usage 99% - and query very slow - help   895 Øystein Grøvlen 08/15/2012 03:09AM
Execution plan: wrong index selected, very poor performance.   1,881 Andrej Andrejevic 07/18/2012 10:31AM
Re: Execution plan: wrong index selected, very poor performance.   854 Rick James 07/19/2012 10:07PM
Re: Execution plan: wrong index selected, very poor performance.   809 Andrej Andrejevic 07/20/2012 01:38AM
Re: Execution plan: wrong index selected, very poor performance.   687 Andrej Andrejevic 07/24/2012 04:27AM
Re: Execution plan: wrong index selected, very poor performance.   733 Rick James 07/25/2012 12:21AM
Index for Query   1,361 dileep ch 07/17/2012 12:41AM
Re: Index for Query   683 Rick James 07/17/2012 10:36PM
Re: Index for Query   710 dileep ch 07/18/2012 11:52PM
Re: Index for Query   1,092 Rick James 07/19/2012 09:49PM
best way to optimize this query   1,396 Jap bn 07/14/2012 09:54AM
Re: best way to optimize this query   974 Rick James 07/15/2012 10:11PM
Optimizer being overly aggressive   1,278 Adrian Cornish 07/06/2012 08:18PM
Re: Optimizer being overly aggressive   670 Rick James 07/10/2012 12:49PM
Re: Optimizer being overly aggressive   686 Adrian Cornish 07/10/2012 08:54PM
multiple-column index and order by   1,265 Raphael Hoffmann 07/06/2012 05:59PM
Re: multiple-column index and order by   720 Rick James 07/10/2012 12:55PM
From Months to Seconds with Subquery Materialization   1,038 Edwin DeSouza 07/09/2012 11:15AM
performing mysqldump corrected query issue?   1,196 Peter Sylvester 06/26/2012 01:12PM
Re: performing mysqldump corrected query issue?   706 Rick James 07/01/2012 06:43PM
Re: performing mysqldump corrected query issue?   612 Peter Sylvester 06/26/2012 02:08PM
difference between READ and SCAN   1,158 Linhai Song 06/20/2012 04:05PM
Re: difference between READ and SCAN   574 Rick James 06/20/2012 08:23PM
Re: difference between READ and SCAN   696 Linhai Song 06/21/2012 12:19PM
to optimize a self join request   1,046 Oracleuser user 06/14/2012 08:23AM
Re: to optimize a self join request   678 Rick James 06/15/2012 08:19AM
Call out for FULL JOIN - bug #18003   1,216 ted strauss 06/14/2012 10:23AM
Re: Call out for FULL JOIN - bug #18003   559 ted strauss 06/14/2012 12:13PM
index cannot be used when passing 'int' to 'varchar'   1,440 liao zhifeng 06/10/2012 11:16PM
Re: index cannot be used when passing 'int' to 'varchar'   614 Rick James 06/11/2012 11:27PM
Re: index cannot be used when passing 'int' to 'varchar'   653 liao zhifeng 06/12/2012 12:48AM
Re: index cannot be used when passing 'int' to 'varchar'   641 Rick James 06/12/2012 09:23PM
Re: index cannot be used when passing 'int' to 'varchar'   718 liao zhifeng 06/12/2012 11:16PM
Re: index cannot be used when passing 'int' to 'varchar'   608 Rick James 06/13/2012 07:15PM
Re: index cannot be used when passing 'int' to 'varchar'   576 liao zhifeng 06/13/2012 10:35PM
Table does not support optimize...   1,518 Piotr Ch 06/02/2012 12:58AM
Querying a fast subquery never returns   1,064 Eric Coll 05/22/2012 05:15PM
Re: Querying a fast subquery never returns   627 Eric Coll 05/22/2012 05:19PM
Re: Querying a fast subquery never returns   687 Rick James 05/24/2012 12:40AM
Re: Querying a fast subquery never returns   731 Eric Coll 05/25/2012 11:15AM
Re: Querying a fast subquery never returns   680 Rick James 05/26/2012 10:59AM
table index optimization   1,115 Matus Zeman 05/01/2012 10:55AM
Re: table index optimization   649 Rick James 05/02/2012 07:08PM
Re: table index optimization   674 Rick James 05/05/2012 09:07AM
Re: table index optimization   624 Matus Zeman 05/17/2012 09:25AM
Re: table index optimization   797 Matus Zeman 05/04/2012 08:20AM
Query execution plan   1,340 Chris Slominski 05/08/2012 12:38PM
Re: Query execution plan   631 Rick James 05/09/2012 09:35PM
Re: Query execution plan   747 Chris Slominski 05/10/2012 08:29AM
Re: Query execution plan   753 Rick James 05/11/2012 07:16PM
Re: Query execution plan   701 Chris Slominski 05/14/2012 05:27AM
Re: Query execution plan   637 Rick James 05/15/2012 07:22PM
Re: Query execution plan   571 Chris Slominski 05/09/2012 11:08AM
limit & scala subquery   1,171 jongse park 05/08/2012 10:33PM
Re: limit & scala subquery   555 Rick James 05/09/2012 09:21PM
Mysql slow upadte   928 krishna krishna 04/30/2012 06:09AM
1000 Columns, 1000 Tables, or what?   1,208 Fernando Oliveira 04/19/2012 08:09AM
Re: 1000 Columns, 1000 Tables, or what?   692 Rick James 04/20/2012 06:50PM
Re: 1000 Columns, 1000 Tables, or what?   560 Fernando Oliveira 04/23/2012 08:10AM
Re: 1000 Columns, 1000 Tables, or what?   780 Rick James 04/26/2012 07:59AM
Help with query/tables optimization   1,043 Oleg Ivanov 04/14/2012 05:20AM
Re: Help with query/tables optimization   653 Rick James 04/16/2012 12:05AM
Re: Help with query/tables optimization   666 Oleg Ivanov 04/16/2012 11:53AM
Re: Help with query/tables optimization   855 Oleg Ivanov 04/16/2012 12:04PM
Identical servers different plan for the same query   1,522 Eric Coll 04/07/2012 01:20AM
Re: Identical servers different plan for the same query   580 Eric Coll 04/10/2012 03:28PM
Re: Identical servers different plan for the same query   609 Rick James 04/10/2012 10:29PM
Re: Identical servers different plan for the same query   610 Eric Coll 04/11/2012 10:05AM
Re: Identical servers different plan for the same query   645 Rick James 04/12/2012 08:56AM
Re: Identical servers different plan for the same query   606 Eric Coll 04/12/2012 03:23PM
Re: Identical servers different plan for the same query   632 Rick James 04/13/2012 03:49PM
Re: Identical servers different plan for the same query   645 Eric Coll 04/07/2012 09:55AM
Re: Identical servers different plan for the same query   638 irek kordirko 04/07/2012 02:54PM
Re: Identical servers different plan for the same query   842 Rick James 04/08/2012 12:20PM
Re: Identical servers different plan for the same query   856 Eric Coll 04/09/2012 10:24AM
Re: Identical servers different plan for the same query   602 Eric Coll 04/09/2012 10:35AM
Re: Identical servers different plan for the same query   609 Eric Coll 04/09/2012 10:37AM
Re: Identical servers different plan for the same query   585 Eric Coll 04/09/2012 10:42AM
MySQL Optimizer: Improved DBT-3 Results with MySQL 5.6.5   922 Edwin DeSouza 04/10/2012 05:31PM
MySQL Optimizer: Improvements for many-table joins   928 Edwin DeSouza 04/10/2012 02:54PM
MySQL Optimizer Team Blog   967 Edwin DeSouza 04/10/2012 01:58PM
MySQL Optimizer: Index Condition Pushdown to the rescue!   804 Edwin DeSouza 04/10/2012 01:56PM
MySQL Optimizer: Semi-join in MySQL 5.6   746 Edwin DeSouza 04/10/2012 01:56PM
MySQL Optimizer: On queries with many values in the IN clause   813 Edwin DeSouza 04/10/2012 01:55PM
MySQL Optimizer: Faster subqueries with materialization   732 Edwin DeSouza 04/10/2012 01:54PM
MySQL Optimizer: Structured EXPLAIN (JSON)   1,140 Edwin DeSouza 04/10/2012 01:54PM
LEFT JOIN WHERE GROUP BY   1,444 Daniel Flöijer 04/02/2012 02:51AM
Re: LEFT JOIN WHERE GROUP BY   808 Rick James 04/05/2012 08:01PM
Re: LEFT JOIN WHERE GROUP BY   530 irek kordirko 04/02/2012 12:04PM
Re: LEFT JOIN WHERE GROUP BY   586 Daniel Flöijer 04/02/2012 01:24PM
Re: LEFT JOIN WHERE GROUP BY   605 irek kordirko 04/02/2012 04:29PM
Re: LEFT JOIN WHERE GROUP BY   749 Daniel Flöijer 04/03/2012 12:50AM
Re: LEFT JOIN WHERE GROUP BY   591 irek kordirko 04/03/2012 05:40PM
Re: LEFT JOIN WHERE GROUP BY   679 Daniel Flöijer 04/03/2012 11:22PM
Re: LEFT JOIN WHERE GROUP BY   581 irek kordirko 04/04/2012 05:12PM
Re: LEFT JOIN WHERE GROUP BY   472 Daniel Flöijer 04/04/2012 11:10PM
Explain the order of query   1,174 jongse park 03/19/2012 01:49AM
Re: Explain the order of query   548 Rick James 03/19/2012 10:38PM
Re: Explain the order of query   569 jongse park 03/21/2012 07:06PM
Re: Explain the order of query   656 Jørgen Løland 03/28/2012 05:06AM
Re: Explain the order of query   481 Rick James 03/22/2012 06:01PM
Re: Explain the order of query   472 jongse park 03/22/2012 08:13PM
Re: Explain the order of query   476 Rick James 03/23/2012 07:57PM
Queries using JOIN and ORDER BY LIMIT   2,362 Nikita Dubrovsky 03/10/2012 01:11PM
Re: Queries using JOIN and ORDER BY LIMIT   760 irek kordirko 03/12/2012 06:18PM
Re: Queries using JOIN and ORDER BY LIMIT   754 Rick James 03/13/2012 11:07PM
Re: Queries using JOIN and ORDER BY LIMIT   711 Nikita Dubrovsky 03/14/2012 08:45AM
Re: Queries using JOIN and ORDER BY LIMIT   875 Rick James 03/15/2012 10:50AM
Obfuscate Functions and Procedures   909 Tremal Naik 03/12/2012 05:00AM
Re: Obfuscate Functions and Procedures   707 Rick James 03/13/2012 10:46PM
Group by not using index   1,274 Matthew Moles 03/02/2012 10:06AM
Re: Group by not using index   662 Rick James 03/04/2012 10:59PM
Re: Group by not using index   581 Matthew Moles 03/05/2012 03:57AM
Re: Group by not using index   539 irek kordirko 03/03/2012 05:22PM
Optimizing query   1,053 Marko Kupusic 02/24/2012 06:07AM
Re: Optimizing query   499 Rick James 02/25/2012 05:54PM
Re: Optimizing query   487 Marko Kupusic 02/27/2012 06:04AM
Re: Optimizing query   501 Rick James 02/28/2012 07:57PM
Re: Optimizing query   482 Ole John Aske 02/25/2012 03:49AM
Re: Optimizing query   726 Marko Kupusic 02/27/2012 05:57AM
Re: Optimizing query   557 Scott Nemes 02/24/2012 01:16PM
how to optimise query for 10+ millions records   1,498 Azhar Rahi 02/09/2012 03:30AM
Re: how to optimise query for 10+ millions records   886 irek kordirko 02/09/2012 05:31AM
Re: how to optimise query for 10+ millions records   637 Azhar Rahi 02/09/2012 05:38AM
Re: how to optimise query for 10+ millions records   579 irek kordirko 02/09/2012 05:58PM
Re: how to optimise query for 10+ millions records   596 Rick James 02/11/2012 11:26PM
Re: how to optimise query for 10+ millions records   563 Azhar Rahi 02/12/2012 10:12PM
Re: how to optimise query for 10+ millions records   549 irek kordirko 02/13/2012 02:18PM
Re: how to optimise query for 10+ millions records   621 Azhar Rahi 02/14/2012 02:33AM
Re: how to optimise query for 10+ millions records   533 irek kordirko 02/14/2012 07:24AM
Re: how to optimise query for 10+ millions records   563 Rick James 02/15/2012 07:30AM
Re: how to optimise query for 10+ millions records   825 Azhar Rahi 02/16/2012 03:54AM
Re: how to optimise query for 10+ millions records   558 Rick James 02/17/2012 01:20AM
Re: how to optimise query for 10+ millions records   477 Azhar Rahi 02/17/2012 03:57PM
Re: how to optimise query for 10+ millions records   688 irek kordirko 02/17/2012 05:12PM
Re: how to optimise query for 10+ millions records   516 Azhar Rahi 02/20/2012 02:21AM
Re: how to optimise query for 10+ millions records   544 Rick James 02/18/2012 07:18AM
Re: how to optimise query for 10+ millions records   528 Azhar Rahi 02/21/2012 03:25AM
Re: how to optimise query for 10+ millions records   618 Rick James 02/24/2012 10:45AM
Join   1,031 johne doe 02/01/2012 06:51AM
Re: Join Query Performance Problme   501 Rick James 02/03/2012 10:18AM
Re: Join Query Performance Problme   471 irek kordirko 02/01/2012 11:14AM
Re: Join Query Performance Problme   551 johne doe 02/02/2012 12:39AM
Re: Join Query Performance Problme   517 johne doe 02/02/2012 06:47AM
Re: Join Query Performance Problme   480 irek kordirko 02/02/2012 07:02PM
Re: Join Query Performance Problme   496 johne doe 02/03/2012 12:29AM
Re: Join Query Performance Problme   677 irek kordirko 02/03/2012 11:27AM
Re: Join Query Performance Problme   525 Rick James 02/04/2012 10:39AM
Re: Join Query Performance Problme   733 johne doe 02/14/2012 06:08PM
Re: Join Query Performance Problme   542 johne doe 02/06/2012 06:13AM
query cost calculations   1,973 Silpa Majeti 02/11/2012 04:01AM
Re: query cost calculations   705 Øystein Grøvlen 02/13/2012 07:13PM
Re: query cost calculations   809 Rick James 02/12/2012 01:03PM
Strange performance results with JOIN/COUNT   1,203 Tomas Pluskal 02/08/2012 06:25PM
Re: Strange performance results with JOIN/COUNT   558 Øystein Grøvlen 02/09/2012 03:01AM
Re: Strange performance results with JOIN/COUNT   771 Tomas Pluskal 02/09/2012 03:13AM
Re: Strange performance results with JOIN/COUNT   730 irek kordirko 02/11/2012 02:53AM
Re: Strange performance results with JOIN/COUNT   530 Tomas Pluskal 02/12/2012 06:44PM
Strange performance with JOIN/COUNT   917 Tomas Pluskal 02/09/2012 12:30AM
Re: Strange performance with JOIN/COUNT   567 Rick James 02/11/2012 11:11PM
Why MySQL does not use an index?   1,364 Panayotis Matsinopoulos 01/16/2012 02:50AM
Re: Why MySQL does not use an index?   589 Rick James 01/19/2012 12:25AM
Re: Why MySQL does not use an index?   619 Panayotis Matsinopoulos 02/10/2012 01:21AM
Re: Why MySQL does not use an index?   629 Rick James 02/11/2012 10:48PM
Re: Why MySQL does not use an index?   499 irek kordirko 02/10/2012 09:50AM
MySQL 5.5 Query Optimizer - Massive Regression (vs 5.0)   1,487 Chris Ricks 02/02/2012 01:17AM
Re: MySQL 5.5 Query Optimizer - Massive Regression (vs 5.0)   521 Chris Ricks 02/01/2012 07:33PM
Re: MySQL 5.5 Query Optimizer - Massive Regression (vs 5.0)   571 Øystein Grøvlen 02/02/2012 03:58AM
Re: MySQL 5.5 Query Optimizer - Massive Regression (vs 5.0)   519 Chris Ricks 02/02/2012 04:43AM
Re: MySQL 5.5 Query Optimizer - Massive Regression (vs 5.0)   489 Rick James 02/03/2012 11:57PM
Re: MySQL 5.5 Query Optimizer - Massive Regression (vs 5.0)   582 Chris Ricks 02/02/2012 03:06AM
This topic has been moved.:  difference between READ and SCAN   0 Linhai Song 06/20/2012 05:47PM
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