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Subject Views Written By Posted
Optimizer for innodb does not reduce "data_free"   2,163 Sebastian Schött 12/06/2012 03:39AM
Re: Optimizer for innodb does not reduce "data_free"   936 Rick James 12/08/2012 01:33PM
Complex query - need advise   1,489 chris boer 11/03/2012 04:16PM
Re: Complex query - need advise   737 chris boer 11/03/2012 04:24PM
Re: Complex query - need advise   722 chris boer 11/04/2012 10:05AM
Re: Complex query - need advise   1,018 Rick James 11/05/2012 11:12AM
Follow up on "Query Execution Plan"   1,388 Chris Slominski 10/24/2012 11:59AM
Re: Follow up on "Query Execution Plan"   743 Chris Slominski 10/25/2012 11:14AM
Re: Follow up on "Query Execution Plan"   683 Chris Slominski 10/25/2012 06:15AM
JOIN query too slow   1,469 N. Kovac 10/13/2012 11:52AM
Re: JOIN query too slow   701 Peter Brawley 10/14/2012 10:26AM
Re: JOIN query too slow   689 Rick James 10/16/2012 07:48PM
bulk update very slow   3,108 james che 09/25/2012 02:51PM
Re: bulk update very slow   1,144 james che 09/26/2012 02:58PM
Re: bulk update very slow   1,072 Rick James 09/27/2012 08:19PM
Re: bulk update very slow   1,199 Jørgen Løland 09/27/2012 12:01PM
Why Query Cache Actived Returns Wrong Results?   1,433 Daniel Estrada 09/22/2012 08:57PM
Re: Why Query Cache Actived Returns Wrong Results?   804 Rick James 09/23/2012 03:46PM
Re: Why Query Cache Actived Returns Wrong Results?   877 Daniel Estrada 09/23/2012 08:24PM
Re: Why Query Cache Actived Returns Wrong Results?   704 Rick James 09/24/2012 11:43PM
Join? Union? I am so lost.   1,347 Hank Reardon 09/17/2012 09:09AM
Re: Join? Union? I am so lost.   667 Rick James 09/18/2012 07:48AM
How make indexes work with group by statement   1,310 Adnan Raza 09/13/2012 12:48AM
Re: How make indexes work with group by statement   683 Rick James 09/15/2012 10:34PM
Re: How make indexes work with group by statement   710 Jørgen Løland 09/13/2012 01:50AM
Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   1,483 Dominik Bieringer 09/05/2012 02:57AM
Re: Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   709 Rick James 09/06/2012 10:42PM
Re: Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   709 Øystein Grøvlen 09/06/2012 04:32AM
optimize the query   1,324 ch srinivas 08/27/2012 10:47PM
Re: optimize the query   687 Øystein Grøvlen 08/28/2012 01:43AM
Re: optimize the query   685 ch srinivas 08/29/2012 04:15AM
Re: optimize the query   677 Øystein Grøvlen 08/29/2012 04:39AM
Re: optimize the query   624 ch srinivas 08/29/2012 05:38AM
Re: optimize the query   654 Rick James 08/30/2012 07:20AM
Query with GROUP BY not using Index   1,552 Imran Akbar 08/14/2012 01:06PM
Re: Query with GROUP BY not using Index   774 Øystein Grøvlen 08/15/2012 02:46AM
Re: Query with GROUP BY not using Index   694 Imran Akbar 08/16/2012 10:30AM
Re: Query with GROUP BY not using Index   734 Øystein Grøvlen 08/17/2012 02:58AM
Re: Query with GROUP BY not using Index   720 Rick James 08/18/2012 10:30PM
Re: Query with GROUP BY not using Index   698 Imran Akbar 08/24/2012 12:41PM
Re: Query with GROUP BY not using Index   729 Øystein Grøvlen 08/28/2012 03:11AM
Re: Query with GROUP BY not using Index   742 Imran Akbar 08/28/2012 06:21PM
Re: Query with GROUP BY not using Index   783 Øystein Grøvlen 08/29/2012 01:28AM
Re: Query with GROUP BY not using Index   695 Imran Akbar 08/29/2012 10:36AM
CONCAT and Index in where clause   4,178 Aurelien PANIZZA 08/22/2012 08:45AM
Re: CONCAT and Index in where clause   1,717 Øystein Grøvlen 08/23/2012 01:15AM
Re: CONCAT and Index in where clause   1,449 Rick James 08/23/2012 09:13PM
Re: CONCAT and Index in where clause   1,445 Aurelien PANIZZA 08/27/2012 09:53AM
Re: CONCAT and Index in where clause   1,647 Øystein Grøvlen 08/28/2012 02:50AM
Simple query spending too much time in 'statistics' state without reason   4,893 Vincent B. 08/21/2012 06:19AM
Re: Simple query spending too much time in 'statistics' state without reason   2,759 Jørgen Løland 08/24/2012 06:24AM
Re: Simple query spending too much time in 'statistics' state without reason   2,098 Vincent B. 08/28/2012 01:53AM
Re: Simple query spending too much time in 'statistics' state without reason   2,567 Rick James 08/22/2012 07:44PM
Order By Slows down Joins   2,015 Sami BH 08/22/2012 09:12AM
Re: Order By Slows down Joins   617 Rick James 08/23/2012 08:56PM
always uses filesort even after adding indexes   1,306 Pranav Gore 08/22/2012 02:49AM
Re: always uses filesort even after adding indexes   637 Rick James 08/22/2012 10:52PM
STRAIGHT_JOIN for OUTER JOINGS   1,546 Paul Tsui 08/19/2012 08:28PM
Re: STRAIGHT_JOIN for OUTER JOINGS   832 Øystein Grøvlen 08/20/2012 05:16AM
CPU usage 99% - and query very slow - help   2,696 irox ferenc 08/03/2012 10:49AM
Re: CPU usage 99% - and query very slow - help   1,045 Rick James 08/04/2012 01:36PM
Re: CPU usage 99% - and query very slow - help   1,450 robert eeeeee 08/06/2012 01:04PM
Re: CPU usage 99% - and query very slow - help   928 Øystein Grøvlen 08/15/2012 03:09AM
Execution plan: wrong index selected, very poor performance.   2,023 Andrej Andrejevic 07/18/2012 10:31AM
Re: Execution plan: wrong index selected, very poor performance.   895 Rick James 07/19/2012 10:07PM
Re: Execution plan: wrong index selected, very poor performance.   848 Andrej Andrejevic 07/20/2012 01:38AM
Re: Execution plan: wrong index selected, very poor performance.   727 Andrej Andrejevic 07/24/2012 04:27AM
Re: Execution plan: wrong index selected, very poor performance.   759 Rick James 07/25/2012 12:21AM
Index for Query   1,421 dileep ch 07/17/2012 12:41AM
Re: Index for Query   711 Rick James 07/17/2012 10:36PM
Re: Index for Query   735 dileep ch 07/18/2012 11:52PM
Re: Index for Query   1,192 Rick James 07/19/2012 09:49PM
best way to optimize this query   1,444 Jap bn 07/14/2012 09:54AM
Re: best way to optimize this query   1,013 Rick James 07/15/2012 10:11PM
Optimizer being overly aggressive   1,336 Adrian Cornish 07/06/2012 08:18PM
Re: Optimizer being overly aggressive   695 Rick James 07/10/2012 12:49PM
Re: Optimizer being overly aggressive   729 Adrian Cornish 07/10/2012 08:54PM
multiple-column index and order by   1,347 Raphael Hoffmann 07/06/2012 05:59PM
Re: multiple-column index and order by   747 Rick James 07/10/2012 12:55PM
From Months to Seconds with Subquery Materialization   1,072 Edwin DeSouza 07/09/2012 11:15AM
performing mysqldump corrected query issue?   1,261 Peter Sylvester 06/26/2012 01:12PM
Re: performing mysqldump corrected query issue?   736 Rick James 07/01/2012 06:43PM
Re: performing mysqldump corrected query issue?   634 Peter Sylvester 06/26/2012 02:08PM
difference between READ and SCAN   1,193 Linhai Song 06/20/2012 04:05PM
Re: difference between READ and SCAN   594 Rick James 06/20/2012 08:23PM
Re: difference between READ and SCAN   721 Linhai Song 06/21/2012 12:19PM
to optimize a self join request   1,094 Oracleuser user 06/14/2012 08:23AM
Re: to optimize a self join request   722 Rick James 06/15/2012 08:19AM
Call out for FULL JOIN - bug #18003   1,260 ted strauss 06/14/2012 10:23AM
Re: Call out for FULL JOIN - bug #18003   581 ted strauss 06/14/2012 12:13PM
index cannot be used when passing 'int' to 'varchar'   1,513 liao zhifeng 06/10/2012 11:16PM
Re: index cannot be used when passing 'int' to 'varchar'   644 Rick James 06/11/2012 11:27PM
Re: index cannot be used when passing 'int' to 'varchar'   692 liao zhifeng 06/12/2012 12:48AM
Re: index cannot be used when passing 'int' to 'varchar'   701 Rick James 06/12/2012 09:23PM
Re: index cannot be used when passing 'int' to 'varchar'   757 liao zhifeng 06/12/2012 11:16PM
Re: index cannot be used when passing 'int' to 'varchar'   638 Rick James 06/13/2012 07:15PM
Re: index cannot be used when passing 'int' to 'varchar'   621 liao zhifeng 06/13/2012 10:35PM
Table does not support optimize...   1,611 Piotr Ch 06/02/2012 12:58AM
Querying a fast subquery never returns   1,104 Eric Coll 05/22/2012 05:15PM
Re: Querying a fast subquery never returns   648 Eric Coll 05/22/2012 05:19PM
Re: Querying a fast subquery never returns   708 Rick James 05/24/2012 12:40AM
Re: Querying a fast subquery never returns   758 Eric Coll 05/25/2012 11:15AM
Re: Querying a fast subquery never returns   706 Rick James 05/26/2012 10:59AM
table index optimization   1,164 Matus Zeman 05/01/2012 10:55AM
Re: table index optimization   670 Rick James 05/02/2012 07:08PM
Re: table index optimization   697 Rick James 05/05/2012 09:07AM
Re: table index optimization   644 Matus Zeman 05/17/2012 09:25AM
Re: table index optimization   829 Matus Zeman 05/04/2012 08:20AM
Query execution plan   1,428 Chris Slominski 05/08/2012 12:38PM
Re: Query execution plan   667 Rick James 05/09/2012 09:35PM
Re: Query execution plan   786 Chris Slominski 05/10/2012 08:29AM
Re: Query execution plan   793 Rick James 05/11/2012 07:16PM
Re: Query execution plan   736 Chris Slominski 05/14/2012 05:27AM
Re: Query execution plan   673 Rick James 05/15/2012 07:22PM
Re: Query execution plan   615 Chris Slominski 05/09/2012 11:08AM
limit & scala subquery   1,204 jongse park 05/08/2012 10:33PM
Re: limit & scala subquery   579 Rick James 05/09/2012 09:21PM
Mysql slow upadte   980 krishna krishna 04/30/2012 06:09AM
1000 Columns, 1000 Tables, or what?   1,292 Fernando Oliveira 04/19/2012 08:09AM
Re: 1000 Columns, 1000 Tables, or what?   723 Rick James 04/20/2012 06:50PM
Re: 1000 Columns, 1000 Tables, or what?   599 Fernando Oliveira 04/23/2012 08:10AM
Re: 1000 Columns, 1000 Tables, or what?   815 Rick James 04/26/2012 07:59AM
Help with query/tables optimization   1,090 Oleg Ivanov 04/14/2012 05:20AM
Re: Help with query/tables optimization   677 Rick James 04/16/2012 12:05AM
Re: Help with query/tables optimization   691 Oleg Ivanov 04/16/2012 11:53AM
Re: Help with query/tables optimization   876 Oleg Ivanov 04/16/2012 12:04PM
Identical servers different plan for the same query   1,584 Eric Coll 04/07/2012 01:20AM
Re: Identical servers different plan for the same query   611 Eric Coll 04/10/2012 03:28PM
Re: Identical servers different plan for the same query   654 Rick James 04/10/2012 10:29PM
Re: Identical servers different plan for the same query   644 Eric Coll 04/11/2012 10:05AM
Re: Identical servers different plan for the same query   676 Rick James 04/12/2012 08:56AM
Re: Identical servers different plan for the same query   642 Eric Coll 04/12/2012 03:23PM
Re: Identical servers different plan for the same query   673 Rick James 04/13/2012 03:49PM
Re: Identical servers different plan for the same query   676 Eric Coll 04/07/2012 09:55AM
Re: Identical servers different plan for the same query   675 irek kordirko 04/07/2012 02:54PM
Re: Identical servers different plan for the same query   885 Rick James 04/08/2012 12:20PM
Re: Identical servers different plan for the same query   905 Eric Coll 04/09/2012 10:24AM
Re: Identical servers different plan for the same query   626 Eric Coll 04/09/2012 10:35AM
Re: Identical servers different plan for the same query   638 Eric Coll 04/09/2012 10:37AM
Re: Identical servers different plan for the same query   620 Eric Coll 04/09/2012 10:42AM
MySQL Optimizer: Improved DBT-3 Results with MySQL 5.6.5   957 Edwin DeSouza 04/10/2012 05:31PM
MySQL Optimizer: Improvements for many-table joins   962 Edwin DeSouza 04/10/2012 02:54PM
MySQL Optimizer Team Blog   994 Edwin DeSouza 04/10/2012 01:58PM
MySQL Optimizer: Index Condition Pushdown to the rescue!   834 Edwin DeSouza 04/10/2012 01:56PM
MySQL Optimizer: Semi-join in MySQL 5.6   775 Edwin DeSouza 04/10/2012 01:56PM
MySQL Optimizer: On queries with many values in the IN clause   842 Edwin DeSouza 04/10/2012 01:55PM
MySQL Optimizer: Faster subqueries with materialization   778 Edwin DeSouza 04/10/2012 01:54PM
MySQL Optimizer: Structured EXPLAIN (JSON)   1,170 Edwin DeSouza 04/10/2012 01:54PM
LEFT JOIN WHERE GROUP BY   1,519 Daniel Flöijer 04/02/2012 02:51AM
Re: LEFT JOIN WHERE GROUP BY   837 Rick James 04/05/2012 08:01PM
Re: LEFT JOIN WHERE GROUP BY   560 irek kordirko 04/02/2012 12:04PM
Re: LEFT JOIN WHERE GROUP BY   620 Daniel Flöijer 04/02/2012 01:24PM
Re: LEFT JOIN WHERE GROUP BY   631 irek kordirko 04/02/2012 04:29PM
Re: LEFT JOIN WHERE GROUP BY   778 Daniel Flöijer 04/03/2012 12:50AM
Re: LEFT JOIN WHERE GROUP BY   621 irek kordirko 04/03/2012 05:40PM
Re: LEFT JOIN WHERE GROUP BY   710 Daniel Flöijer 04/03/2012 11:22PM
Re: LEFT JOIN WHERE GROUP BY   603 irek kordirko 04/04/2012 05:12PM
Re: LEFT JOIN WHERE GROUP BY   492 Daniel Flöijer 04/04/2012 11:10PM
Explain the order of query   1,216 jongse park 03/19/2012 01:49AM
Re: Explain the order of query   583 Rick James 03/19/2012 10:38PM
Re: Explain the order of query   612 jongse park 03/21/2012 07:06PM
Re: Explain the order of query   706 Jørgen Løland 03/28/2012 05:06AM
Re: Explain the order of query   506 Rick James 03/22/2012 06:01PM
Re: Explain the order of query   517 jongse park 03/22/2012 08:13PM
Re: Explain the order of query   506 Rick James 03/23/2012 07:57PM
Queries using JOIN and ORDER BY LIMIT   2,679 Nikita Dubrovsky 03/10/2012 01:11PM
Re: Queries using JOIN and ORDER BY LIMIT   824 irek kordirko 03/12/2012 06:18PM
Re: Queries using JOIN and ORDER BY LIMIT   808 Rick James 03/13/2012 11:07PM
Re: Queries using JOIN and ORDER BY LIMIT   753 Nikita Dubrovsky 03/14/2012 08:45AM
Re: Queries using JOIN and ORDER BY LIMIT   943 Rick James 03/15/2012 10:50AM
Obfuscate Functions and Procedures   970 Tremal Naik 03/12/2012 05:00AM
Re: Obfuscate Functions and Procedures   770 Rick James 03/13/2012 10:46PM
Group by not using index   1,365 Matthew Moles 03/02/2012 10:06AM
Re: Group by not using index   700 Rick James 03/04/2012 10:59PM
Re: Group by not using index   618 Matthew Moles 03/05/2012 03:57AM
Re: Group by not using index   572 irek kordirko 03/03/2012 05:22PM
This topic has been moved.:  difference between READ and SCAN   0 Linhai Song 06/20/2012 05:47PM
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