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Subject Views Written By Posted
[HELP] Subquery Optimization   1,628 Pinoy Central 05/28/2014 08:56PM
MySQL 5.7: Re-factoring internals of Prepared Statements   1,330 Edwin Desouza 05/15/2014 12:29PM
BETWEEN a DATE and a hard place   1,593 Gerald Bayles 04/16/2014 02:07PM
Re: BETWEEN a DATE and a hard place   792 Rick James 04/18/2014 05:19PM
Re: BETWEEN a DATE and a hard place   837 Gerald Bayles 04/21/2014 08:36AM
Re: BETWEEN a DATE and a hard place   849 Rick James 04/24/2014 08:20PM
Re: BETWEEN a DATE and a hard place   868 Gerald Bayles 04/25/2014 06:36AM
Re: BETWEEN a DATE and a hard place   772 Rick James 04/26/2014 05:46AM
Re: BETWEEN a DATE and a hard place   809 Gerald Bayles 04/28/2014 07:27AM
Re: BETWEEN a DATE and a hard place   833 Gerald Bayles 05/01/2014 09:41AM
Re: BETWEEN a DATE and a hard place   901 Rick James 05/02/2014 11:39AM
MySQL Optimizer: Features in MySQL 5.7   1,380 Edwin Desouza 04/22/2014 10:03AM
Access mysql blob data from stored procedure   1,909 Kalpesh g 04/15/2014 04:38AM
Re: Access mysql blob data from stored procedure   826 Peter Brawley 04/15/2014 11:14AM
PARTITION table ADD INDEX ERROR 1041 (HY000) Out of memory   1,998 Andre Mikulec 03/05/2014 05:38PM
Re: PARTITION table ADD INDEX ERROR 1041 (HY000) Out of memory   983 Rick James 03/06/2014 11:21PM
Re: PARTITION table ADD INDEX ERROR 1041 (HY000) Out of memory   930 Rick James 03/06/2014 11:23PM
Explain estimate completely wrong for range when partitioned by day   2,219 Blake Harps 02/13/2014 01:23PM
Re: Explain estimate completely wrong for range when partitioned by day   909 Øystein Grøvlen 02/14/2014 01:29AM
Re: Explain estimate completely wrong for range when partitioned by day   1,001 Mattias Jonsson 02/14/2014 09:44AM
Re: Explain estimate completely wrong for range when partitioned by day   920 Blake Harps 02/14/2014 03:07PM
Re: Explain estimate completely wrong for range when partitioned by day   928 Blake Harps 02/14/2014 02:58PM
Re: Explain estimate completely wrong for range when partitioned by day   924 Edwin Desouza 02/15/2014 12:39PM
Re: Explain estimate completely wrong for range when partitioned by day   958 Rick James 02/15/2014 12:42PM
Re: Explain estimate completely wrong for range when partitioned by day   926 Blake Harps 03/04/2014 12:27PM
Re: Explain estimate completely wrong for range when partitioned by day   984 Mattias Jonsson 02/17/2014 04:29PM
Subquery with range uses filesort   2,518 David Marcus 11/16/2013 02:42PM
Re: Subquery with range uses filesort   1,065 Rick James 11/17/2013 07:42PM
Re: Subquery with range uses filesort   996 David Marcus 11/17/2013 08:01PM
Re: Subquery with range uses filesort   1,008 Rick James 11/18/2013 04:33PM
Re: Subquery with range uses filesort   1,331 David Marcus 11/18/2013 07:54PM
Re: Subquery with range uses filesort   1,067 Rick James 11/19/2013 04:10PM
Re: Subquery with range uses filesort   1,100 David Marcus 11/19/2013 08:36PM
Re: Subquery with range uses filesort   1,089 Rick James 11/21/2013 02:55PM
Re: Subquery with range uses filesort   1,271 David Marcus 12/05/2013 03:46PM
Re: Subquery with range uses filesort   985 Rick James 12/07/2013 02:10PM
Re: Subquery with range uses filesort   1,015 David Marcus 12/09/2013 06:08PM
Re: Subquery with range uses filesort   1,022 David Marcus 12/14/2013 09:51PM
Re: Subquery with range uses filesort   991 David Marcus 12/14/2013 10:17PM
Re: Subquery with range uses filesort   1,023 Rick James 12/15/2013 11:29PM
Re: Subquery with range uses filesort   1,084 David Marcus 12/17/2013 06:58PM
Re: Subquery with range uses filesort   1,001 Rick James 12/18/2013 05:49PM
Re: Subquery with range uses filesort   1,018 David Marcus 12/18/2013 08:28PM
Re: Subquery with range uses filesort   1,091 Rick James 12/19/2013 10:13PM
Re: Subquery with range uses filesort   1,033 David Marcus 12/19/2013 10:28PM
Re: Subquery with range uses filesort   952 Rick James 12/20/2013 07:06PM
Re: Subquery with range uses filesort   1,024 David Marcus 12/21/2013 07:36AM
Re: Subquery with range uses filesort   1,052 Rick James 12/22/2013 10:01AM
Re: Subquery with range uses filesort   1,110 David Marcus 12/22/2013 10:45AM
Re: Subquery with range uses filesort   978 David Marcus 12/25/2013 09:30PM
Optimizer executes inperformant subquery first   2,229 Martin Kirchner 12/06/2013 07:12AM
Re: Optimizer executes inperformant subquery first   941 Rick James 12/07/2013 02:30PM
Re: Optimizer executes inperformant subquery first   1,196 Martin Kirchner 12/07/2013 03:49PM
Re: Optimizer executes inperformant subquery first   1,238 Øystein Grøvlen 12/09/2013 09:48AM
Re: Optimizer executes inperformant subquery first   1,033 Martin Kirchner 12/18/2013 03:04AM
Re: Optimizer executes inperformant subquery first   970 Øystein Grøvlen 12/19/2013 02:45AM
Re: Optimizer executes inperformant subquery first   934 Martin Kirchner 12/20/2013 02:24AM
Re: Optimizer executes inperformant subquery first   912 Øystein Grøvlen 12/23/2013 08:07AM
Re: Optimizer executes inperformant subquery first   947 Rick James 12/23/2013 01:11PM
Re: Optimizer executes inperformant subquery first   1,058 Martin Kirchner 12/18/2013 05:16AM
Re: Optimizer executes inperformant subquery first   1,052 Rick James 12/18/2013 06:49PM
Re: Optimizer executes inperformant subquery first   989 Øystein Grøvlen 12/19/2013 02:49AM
my.cnf   1,774 Juan Medina 10/27/2013 02:08PM
Re: my.cnf   902 Rick James 10/29/2013 07:12PM
my.cnf optimization please help   2,479 Ivan Kratunkov 10/28/2013 03:39AM
Re: my.cnf optimization please help   999 Rick James 10/29/2013 07:10PM
MySQL Optimizer: Features in MySQL 5.7   1,483 Edwin Desouza 10/18/2013 09:33AM
I need help in optimzing a order by clause in a join query   1,666 George Maharis 10/08/2013 12:09PM
Re: I need help in optimzing a order by clause in a join query   933 Rick James 10/10/2013 09:34PM
Re: I need help in optimzing a order by clause in a join query   915 George Maharis 10/12/2013 02:07PM
Re: I need help in optimzing a order by clause in a join query   880 Rick James 10/16/2013 08:36PM
MySQL My.cnf Config Help   1,793 Mathieu Louis 10/03/2013 09:32PM
Very slow dependent subquery   1,962 patrick canarelli 09/18/2013 03:06AM
Re: Very slow dependent subquery   1,051 Øystein Grøvlen 09/18/2013 07:06AM
Re: Very slow dependent subquery   1,017 patrick canarelli 09/18/2013 07:51AM
Re: Very slow dependent subquery   1,033 Øystein Grøvlen 09/18/2013 02:57PM
Re: Very slow dependent subquery   941 Peter Brawley 09/18/2013 02:13PM
Re: Very slow dependent subquery   980 patrick canarelli 09/18/2013 03:10PM
Re: Very slow dependent subquery   973 Rick James 09/24/2013 10:04PM
Re: Very slow dependent subquery   1,085 patrick canarelli 09/25/2013 12:53AM
big database +1 million rows/days   2,050 khaoula el hammoumi 09/11/2013 04:06AM
Re: big database +1 million rows/days   970 khaoula el hammoumi 09/12/2013 01:37AM
Re: big database +1 million rows/days   959 Rick James 09/13/2013 10:59PM
Optimize query join with 25,000 records   1,693 Andrea Presazzi 08/26/2013 02:27AM
Re: Optimize query join with 25,000 records   895 Rick James 08/31/2013 04:19PM
Index not used for JOIN on compound key plus WHERE range filter   2,543 Chad B 08/15/2013 09:24AM
Re: Index not used for JOIN on compound key plus WHERE range filter   1,193 Chad B 08/15/2013 10:44AM
Re: Index not used for JOIN on compound key plus WHERE range filter   1,029 Rick James 08/31/2013 04:13PM
query index not used   1,457 Adrian Petre 08/15/2013 05:23AM
Re: query index not used   832 Rick James 08/31/2013 03:41PM
optimize request with order by and limit   1,995 yassine laouija 07/18/2013 05:26AM
Re: optimize request with order by and limit   1,019 Rick James 07/20/2013 10:25PM
Re: optimize request with order by and limit   934 yassine laouija 07/22/2013 09:46AM
Re: optimize request with order by and limit   822 Rick James 07/23/2013 08:58AM
Re: optimize request with order by and limit   905 yassine laouija 07/26/2013 04:07AM
Re: optimize request with order by and limit   937 Rick James 07/26/2013 11:53PM
Re: optimize request with order by and limit   932 yassine laouija 07/29/2013 04:40AM
Re: optimize request with order by and limit   926 Rick James 08/01/2013 10:39PM
providing a single line for multiple records from a table   1,631 raja chacham 07/23/2013 09:56AM
Re: providing a single line for multiple records from a table   809 Rick James 07/24/2013 09:08AM
Optimize Inner Join With WHERE BETWEEN dates   2,612 Anthony Galano 05/21/2013 07:32PM
Re: Optimize Inner Join With WHERE BETWEEN dates   1,208 Rick James 05/22/2013 06:41PM
Re: Optimize Inner Join With WHERE BETWEEN dates   1,127 Anthony Galano 05/24/2013 12:40PM
Re: Optimize Inner Join With WHERE BETWEEN dates   1,112 Rick James 05/25/2013 11:43AM
Re: Optimize Inner Join With WHERE BETWEEN dates   1,001 Anthony Galano 05/30/2013 05:30PM
Re: Optimize Inner Join With WHERE BETWEEN dates   1,049 Rick James 06/02/2013 01:15PM
Re: Optimize Inner Join With WHERE BETWEEN dates   1,053 Anthony Galano 06/03/2013 05:02PM
Re: Optimize Inner Join With WHERE BETWEEN dates   1,920 Rick James 06/04/2013 11:49PM
Query optimization   2,052 Jan Kowalski 05/10/2013 05:35AM
Re: Query optimization   1,037 Rick James 05/12/2013 08:42PM
Re: Query optimization   997 Jan Kowalski 05/15/2013 06:45AM
Re: Query optimization   964 Jan Kowalski 05/15/2013 08:35AM
Re: Query optimization   966 Rick James 05/16/2013 08:18AM
Re: Query optimization   960 Jan Kowalski 05/17/2013 03:52AM
Re: Query optimization   974 Rick James 05/17/2013 11:47PM
Re: Query optimization   898 Jan Kowalski 05/21/2013 08:51AM
Re: Query optimization   979 Jan Kowalski 05/22/2013 08:08AM
MySQL Optimizer: When is a Subquery Executed?   1,514 Edwin Desouza 05/02/2013 10:05AM
Index optimized left join with group by   2,401 Michal Kurgan 03/11/2013 05:41PM
Re: Index optimized left join with group by   996 Øystein Grøvlen 03/12/2013 04:16AM
Select last row that is less than or equal to a date   5,051 David Marcus 01/23/2013 06:35PM
Re: Select last row that is less than or equal to a date   1,373 Rick James 01/24/2013 10:27PM
Re: Select last row that is less than or equal to a date   1,350 David Marcus 01/26/2013 09:35AM
Re: Select last row that is less than or equal to a date   1,211 Rick James 01/27/2013 10:19AM
Re: Select last row that is less than or equal to a date   1,200 David Marcus 01/27/2013 12:00PM
Re: Select last row that is less than or equal to a date   1,117 Rick James 01/29/2013 12:51AM
Re: Select last row that is less than or equal to a date   1,098 David Marcus 01/29/2013 06:28PM
Re: Select last row that is less than or equal to a date   1,416 Øystein Grøvlen 01/30/2013 04:50AM
Re: Select last row that is less than or equal to a date   1,209 David Marcus 01/30/2013 05:50PM
Re: Select last row that is less than or equal to a date   1,131 Øystein Grøvlen 02/01/2013 06:03AM
Re: Select last row that is less than or equal to a date   1,181 David Marcus 02/02/2013 07:14AM
Re: Select last row that is less than or equal to a date   1,155 Øystein Grøvlen 02/02/2013 01:49PM
Re: Select last row that is less than or equal to a date   1,120 David Marcus 02/02/2013 02:25PM
Re: Select last row that is less than or equal to a date   1,082 Øystein Grøvlen 02/03/2013 05:58AM
Re: Select last row that is less than or equal to a date   1,124 David Marcus 02/03/2013 10:04AM
Re: Select last row that is less than or equal to a date   1,194 Rick James 02/03/2013 10:43AM
Re: Select last row that is less than or equal to a date   1,607 David Marcus 02/03/2013 12:33PM
Re: Select last row that is less than or equal to a date   1,184 Rick James 02/03/2013 02:59PM
Re: Select last row that is less than or equal to a date   1,190 David Marcus 02/03/2013 03:35PM
Re: Select last row that is less than or equal to a date   1,209 Rick James 02/03/2013 04:02PM
Re: Select last row that is less than or equal to a date   1,244 David Marcus 02/03/2013 04:15PM
Very slow query, help please   1,938 Jaume Roca 01/29/2013 10:18AM
Re: Very slow query, help please   1,103 Øystein Grøvlen 01/30/2013 05:12AM
Re: Very slow query, help please   1,097 Rick James 01/30/2013 08:38AM
Re: Very slow query, help please   1,171 Jaume Roca 01/30/2013 09:05AM
MySQL 5.6: IN Subqueries Are Optimized away   1,595 Edwin Desouza 01/29/2013 01:08PM
CPU load very very high !!!!, Please assist !!   6,037 Sayed Ali 01/22/2013 06:49AM
Re: CPU load very very high !!!!, Please assist !!   2,169 Rick James 01/22/2013 11:32PM
New EXPLAIN Features in MySQL 5.6 – FORMAT=JSON actually adds more information!   1,702 Edwin Desouza 01/22/2013 05:58PM
Can we expect an enhancement for derived table merge optimization?   2,738 Michael Hogue 01/04/2013 12:04PM
Re: Can we expect an enhancement for derived table merge optimization?   1,147 Rick James 01/07/2013 10:50PM
Re: Can we expect an enhancement for derived table merge optimization?   1,415 Roy Lyseng 01/11/2013 09:18AM
Re: Can we expect an enhancement for derived table merge optimization?   1,039 Rick James 01/13/2013 12:24PM
Re: Can we expect an enhancement for derived table merge optimization?   1,116 Roy Lyseng 01/14/2013 08:43AM
Re: Can we expect an enhancement for derived table merge optimization?   960 Rick James 01/14/2013 09:54AM
Re: Can we expect an enhancement for derived table merge optimization?   1,069 Roy Lyseng 01/15/2013 06:15AM
Re: Can we expect an enhancement for derived table merge optimization?   1,036 Roy Lyseng 01/11/2013 08:51AM
How to best optimize MYSQL Database   1,941 Muhammad Usman 12/10/2012 03:45AM
Re: How to best optimize MYSQL Database   1,000 Rick James 12/21/2012 12:49PM
mysql subquery query optimization question   2,060 Yong Yim 01/12/2013 09:24AM
Re: mysql subquery query optimization question   969 Rick James 01/13/2013 11:30AM
Create a New Datatype   1,840 Andy Gurzynski 01/06/2013 01:00AM
Re: Create a New Datatype   920 Rick James 01/07/2013 11:01PM
MySQL Optimizer: InnoDB extended secondary keys   1,760 Edwin Desouza 12/21/2012 12:12PM
Optimizer for innodb does not reduce "data_free"   3,157 Sebastian Schött 12/06/2012 03:39AM
Re: Optimizer for innodb does not reduce "data_free"   1,285 Rick James 12/08/2012 01:33PM
Complex query - need advise   2,066 chris boer 11/03/2012 04:16PM
Re: Complex query - need advise   1,075 chris boer 11/03/2012 04:24PM
Re: Complex query - need advise   1,005 chris boer 11/04/2012 10:05AM
Re: Complex query - need advise   1,350 Rick James 11/05/2012 11:12AM
Follow up on "Query Execution Plan"   1,828 Chris Slominski 10/24/2012 11:59AM
Re: Follow up on "Query Execution Plan"   962 Chris Slominski 10/25/2012 11:14AM
Re: Follow up on "Query Execution Plan"   835 Chris Slominski 10/25/2012 06:15AM
JOIN query too slow   1,862 N. Kovac 10/13/2012 11:52AM
Re: JOIN query too slow   887 Peter Brawley 10/14/2012 10:26AM
Re: JOIN query too slow   908 Rick James 10/16/2012 07:48PM
bulk update very slow   3,984 james che 09/25/2012 02:51PM
Re: bulk update very slow   1,455 james che 09/26/2012 02:58PM
Re: bulk update very slow   1,366 Rick James 09/27/2012 08:19PM
Re: bulk update very slow   1,491 Jørgen Løland 09/27/2012 12:01PM
Why Query Cache Actived Returns Wrong Results?   1,960 Daniel Estrada 09/22/2012 08:57PM
Re: Why Query Cache Actived Returns Wrong Results?   1,079 Rick James 09/23/2012 03:46PM
Re: Why Query Cache Actived Returns Wrong Results?   1,157 Daniel Estrada 09/23/2012 08:24PM
Re: Why Query Cache Actived Returns Wrong Results?   927 Rick James 09/24/2012 11:43PM
Join? Union? I am so lost.   1,807 Hank Reardon 09/17/2012 09:09AM
Re: Join? Union? I am so lost.   887 Rick James 09/18/2012 07:48AM
How make indexes work with group by statement   1,718 Adnan Raza 09/13/2012 12:48AM
Re: How make indexes work with group by statement   915 Rick James 09/15/2012 10:34PM
Re: How make indexes work with group by statement   973 Jørgen Løland 09/13/2012 01:50AM
Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   1,989 Dominik Bieringer 09/05/2012 02:57AM
Re: Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   905 Rick James 09/06/2012 10:42PM
Re: Query Optimizer Problem - OrderBy - 5.0.51 to 5.5.27   932 Øystein Grøvlen 09/06/2012 04:32AM
optimize the query   1,858 ch srinivas 08/27/2012 10:47PM
Re: optimize the query   970 Øystein Grøvlen 08/28/2012 01:43AM
Re: optimize the query   858 ch srinivas 08/29/2012 04:15AM
Re: optimize the query   850 Øystein Grøvlen 08/29/2012 04:39AM
Re: optimize the query   830 ch srinivas 08/29/2012 05:38AM
Re: optimize the query   902 Rick James 08/30/2012 07:20AM
Query with GROUP BY not using Index   2,149 Imran Akbar 08/14/2012 01:06PM
Re: Query with GROUP BY not using Index   1,005 Øystein Grøvlen 08/15/2012 02:46AM
Re: Query with GROUP BY not using Index   974 Imran Akbar 08/16/2012 10:30AM
Re: Query with GROUP BY not using Index   1,015 Øystein Grøvlen 08/17/2012 02:58AM
Re: Query with GROUP BY not using Index   959 Rick James 08/18/2012 10:30PM
Re: Query with GROUP BY not using Index   904 Imran Akbar 08/24/2012 12:41PM
Re: Query with GROUP BY not using Index   987 Øystein Grøvlen 08/28/2012 03:11AM
Re: Query with GROUP BY not using Index   957 Imran Akbar 08/28/2012 06:21PM
Re: Query with GROUP BY not using Index   1,170 Øystein Grøvlen 08/29/2012 01:28AM
Re: Query with GROUP BY not using Index   925 Imran Akbar 08/29/2012 10:36AM
CONCAT and Index in where clause   7,394 Aurelien PANIZZA 08/22/2012 08:45AM
Re: CONCAT and Index in where clause   2,875 Øystein Grøvlen 08/23/2012 01:15AM
Re: CONCAT and Index in where clause   2,342 Rick James 08/23/2012 09:13PM
Re: CONCAT and Index in where clause   2,309 Aurelien PANIZZA 08/27/2012 09:53AM
Re: CONCAT and Index in where clause   2,456 Øystein Grøvlen 08/28/2012 02:50AM
Simple query spending too much time in 'statistics' state without reason   8,548 Vincent B. 08/21/2012 06:19AM
Re: Simple query spending too much time in 'statistics' state without reason   4,961 Jørgen Løland 08/24/2012 06:24AM
Re: Simple query spending too much time in 'statistics' state without reason   3,588 Vincent B. 08/28/2012 01:53AM
Re: Simple query spending too much time in 'statistics' state without reason   4,628 Rick James 08/22/2012 07:44PM
Order By Slows down Joins   2,783 Sami BH 08/22/2012 09:12AM
Re: Order By Slows down Joins   810 Rick James 08/23/2012 08:56PM
always uses filesort even after adding indexes   1,788 Pranav Gore 08/22/2012 02:49AM
Re: always uses filesort even after adding indexes   906 Rick James 08/22/2012 10:52PM
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