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• MySQL Workbench 6.0: BETA 1 released 06/13/2013 07:45PM
• MySQL Community Server 5.1.70 has been released 06/06/2013 08:19AM
• MySQL Community Server 5.5.32 has been released 06/06/2013 07:58AM
• MySQL Community Server 5.6.12 has been released 06/06/2013 07:36AM
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Sticky:  MySQL 5.6: Detailed Profiling of SQL Activity (1 Posts)   164 Edwin Desouza 05/20/2013 10:02AM
Sticky:  MySQL 5.6: Performance Benchmarks (1 Posts)   659 Edwin Desouza 02/12/2013 06:11PM
Sticky:  FREE! MySQL Health Check (1 Posts)   579 Edwin Desouza 02/07/2013 10:16PM
Sticky:  MySQL 5.6: Server Default Config changes - my.cnf and my.ini (1 Posts)   1,092 Edwin DeSouza 12/12/2012 08:19PM
Sticky:  Finding/killing long running InnoDB transactions (1 Posts)   3,491 Edwin DeSouza 08/04/2011 09:09AM
Sticky:  Using MySQL as a NoSQL - A story for exceeding 750,000 qps on a commodity server (1 Posts)   5,302 Edwin DeSouza 10/21/2010 11:13AM
Sticky:  MySQL Performance Schema: A Big Bag of Epic Awesomeness (1 Posts)   8,535 Edwin DeSouza 02/05/2009 07:25PM
Sticky:  MySQL Performance Tuning: Best Practices, FAQs, How-To, Articles, Blogs (1 Posts)   149,663 Edwin DeSouza 05/25/2006 10:50AM
How to read slow.txt?   19 Gaurav Khanna 06/19/2013 02:46AM
Very slow query   46 Aram Mirzadeh 06/15/2013 07:31PM
Re: Very slow query   15 Rick James 06/16/2013 10:09PM
Re: Very slow query   14 Aram Mirzadeh 06/17/2013 05:40AM
Re: Very slow query   5 Rick James 06/18/2013 08:59PM
1 row Update query long for short duration   64 karl lauritzen 06/11/2013 10:14AM
Re: 1 row Update query long for short duration   19 karl lauritzen 06/11/2013 11:32AM
Re: 1 row Update query long for short duration   18 Rick James 06/13/2013 09:11AM
Re: 1 row Update query long for short duration   20 karl lauritzen 06/13/2013 09:53AM
Re: 1 row Update query long for short duration   14 Rick James 06/14/2013 11:17PM
how mysqlslap support utf8 encoding   86 Edward Zeng 06/05/2013 10:04AM
Re: how mysqlslap support utf8 encoding   30 Rick James 06/08/2013 06:03AM
Question on slow queries   147 Michele Quaini 05/30/2013 04:18AM
Re: Question on slow queries   53 Rick James 05/31/2013 05:14AM
Re: Question on slow queries   48 Michele Quaini 05/31/2013 06:09AM
Re: Question on slow queries   44 Rick James 06/01/2013 02:45PM
Re: Question on slow queries   43 Michele Quaini 06/04/2013 02:35AM
Re: Question on slow queries   34 Rick James 06/05/2013 11:27PM
Re: Question on slow queries   31 Michele Quaini 06/06/2013 02:02AM
Static, 120GB, InnoDB table is unusuable   122 Nicholas Hans 06/01/2013 09:24AM
Re: Static, 120GB, InnoDB table is unusuable   45 Rick James 06/01/2013 09:49PM
Re: Static, 120GB, InnoDB table is unusuable   48 Rick James 06/01/2013 10:51PM
Re: Static, 120GB, InnoDB table is unusuable   47 Nicholas Hans 06/01/2013 11:29PM
Re: Static, 120GB, InnoDB table is unusuable   41 Rick James 06/02/2013 08:33PM
Slow performance over network   132 Will Duckworth 05/30/2013 03:45AM
The mysql vs mysqli db driver for a php app - any clear cut winner?   152 Thomas Kazarian 05/23/2013 09:48AM
Re: The mysql vs mysqli db driver for a php app - any clear cut winner?   63 Rick James 05/25/2013 03:55PM
MySQL database drop insanely slow   369 Stephane Eybert 04/15/2013 01:31PM
Re: MySQL database drop insanely slow   128 Stephane Eybert 04/15/2013 04:01PM
Re: MySQL database drop insanely slow   134 Stephane Eybert 04/15/2013 04:04PM
Re: MySQL database drop insanely slow   134 Rick James 04/15/2013 10:11PM
Re: MySQL database drop insanely slow   116 Stephane Eybert 04/17/2013 10:10AM
Re: MySQL database drop insanely slow   113 Stephane Eybert 04/22/2013 05:44AM
Re: MySQL database drop insanely slow   113 Stephane Eybert 04/22/2013 06:32AM
Re: MySQL database drop insanely slow   112 Stephane Eybert 04/22/2013 05:57AM
Re: MySQL database drop insanely slow   126 Rick James 04/23/2013 08:30AM
Re: MySQL database drop insanely slow   52 Stephane Eybert 05/25/2013 11:01AM
Re: MySQL database drop insanely slow   123 Stephane Eybert 04/22/2013 06:25AM
Re: MySQL database drop insanely slow   116 Stephane Eybert 04/22/2013 06:46AM
High CPU usage in %user   377 Marco Ramirez 05/14/2013 12:31PM
Re: High CPU usage in %user   99 Rick James 05/15/2013 08:00PM
Re: High CPU usage in %user   109 Marco Ramirez 05/16/2013 02:22AM
Re: High CPU usage in %user   98 Rick James 05/16/2013 09:46PM
Queries locking up   202 Thomas Kazarian 05/07/2013 01:13PM
Re: Queries locking up   89 Rick James 05/08/2013 08:50PM
Re: Queries locking up   71 Thomas Kazarian 05/09/2013 10:09PM
Re: Queries locking up   69 Rick James 05/11/2013 11:29PM
Re: Queries locking up   59 Thomas Kazarian 05/15/2013 09:33PM
Composite index - selecting components and order   198 Rick Ingram 05/04/2013 10:54AM
Re: Composite index - selecting components and order   83 Rick James 05/06/2013 07:47PM
Re: Composite index - selecting components and order   85 Rick Ingram 05/06/2013 10:47PM
Re: Composite index - selecting components and order   79 Rick James 05/07/2013 08:05PM
Re: Composite index - selecting components and order   72 Rick Ingram 05/07/2013 08:40PM
Re: Composite index - selecting components and order   77 Rick Ingram 05/08/2013 06:55AM
Re: Composite index - selecting components and order   77 Rick James 05/08/2013 08:45PM
Re: Composite index - selecting components and order   75 Rick Ingram 05/08/2013 09:54PM
Re: Composite index - selecting components and order   77 Rick James 05/09/2013 10:46PM
Re: Composite index - selecting components and order   70 Rick Ingram 05/09/2013 10:56PM
How MySQL Uses Indexes   217 Mola Ji 05/04/2013 08:28AM
Re: How MySQL Uses Indexes   92 Øystein Grøvlen 05/06/2013 03:46AM
Re: How MySQL Uses Indexes   99 Mola Ji 05/06/2013 10:31AM
Re: How MySQL Uses Indexes   80 Rick James 05/06/2013 07:57PM
Re: How MySQL Uses Indexes   73 Mola Ji 05/07/2013 12:24PM
Re: How MySQL Uses Indexes   71 Rick James 05/07/2013 07:47PM
Re: How MySQL Uses Indexes   75 Mola Ji 05/08/2013 05:33AM
Re: How MySQL Uses Indexes   72 Rick James 05/08/2013 09:04PM
This topic has been moved.:  jdbc "Communications link failure" / Logging myql   13 Stefan Scheffler 05/07/2013 09:50AM
Hardware sizing tools   252 James Marcus 05/01/2013 11:32AM
Re: Hardware sizing tools   120 Rick James 05/02/2013 07:38AM
Re: Hardware sizing tools   121 James Marcus 05/03/2013 11:24AM
Re: Hardware sizing tools   107 Rick James 05/04/2013 01:34PM
cache not used with restricted privileges ?   237 brocu lus 04/30/2013 02:44AM
Re: cache not used with restricted privileges ?   96 Rick James 05/01/2013 11:57PM
Re: cache not used with restricted privileges ?   87 brocu lus 05/02/2013 08:35AM
Re: QUERY cache not used with restricted privileges ?   86 Rick James 05/03/2013 09:32AM
partitioning every year data   286 mohamed bashid s 04/13/2013 07:20PM
Re: partitioning every year data   106 Mikael Ronström 04/24/2013 12:30PM
Re: partitioning every year data   95 mohamed bashid s 04/29/2013 04:53AM
Re: partitioning every year data   95 Rick James 05/02/2013 12:00AM
Re: partitioning every year data   93 mohamed bashid s 05/02/2013 02:59AM
Re: partitioning every year data   81 Rick James 05/02/2013 07:57AM
In-memory dB on Embedded system   265 Sandhya Srinivas 04/24/2013 03:58AM
Re: In-memory dB on Embedded system   121 Rick James 04/24/2013 10:51PM
mysql have lots of ' sleep null' process, and caused php takes up 100% cpu   360 Meteor SY 04/22/2013 09:03AM
Re: mysql have lots of ' sleep null' process, and caused php takes up 100% cpu   148 Meteor SY 04/22/2013 07:31PM
Re: mysql have lots of ' sleep null' process, and caused php takes up 100% cpu   149 Rick James 04/23/2013 11:22PM
pattern matching with LIKE or REGEXP   231 Oka Putra 04/21/2013 10:05AM
Re: pattern matching with LIKE or REGEXP   104 Rick James 04/23/2013 08:33AM
Simple join taking longer than it should   286 Kenneth Mitchner 04/16/2013 02:02PM
Re: Simple join taking longer than it should   112 Rick James 04/17/2013 09:04PM
Sortable columns dilemma   277 Patrick Clas 04/13/2013 11:28AM
Re: Sortable columns dilemma   113 Rick James 04/14/2013 01:09PM
Insertion performance degrade with large index   283 holy holy 04/11/2013 02:36AM
Re: Insertion performance degrade with large index   145 Rick James 04/11/2013 10:08PM
Re: Insertion performance degrade with large index   140 holy holy 04/12/2013 12:51AM
Re: Insertion performance degrade with large index   126 Rick James 04/12/2013 08:23PM
handle multiple years data   389 mohamed bashid s 02/27/2013 12:50AM
Re: handle multiple years data   205 Rick James 02/27/2013 11:23PM
Re: handle multiple years data   128 mohamed bashid s 04/12/2013 06:38AM
MySQL 5.6 update doubled IOs   531 Christian Meisinger 03/18/2013 08:33AM
Re: MySQL 5.6 update doubled IOs   228 Christian Meisinger 03/19/2013 08:58AM
Re: MySQL 5.6 update doubled IOs   205 Rick James 03/20/2013 08:52AM
Re: MySQL 5.6 update doubled IOs   219 Dimitri Kravtchuk 03/21/2013 09:51AM
Re: MySQL 5.6 update doubled IOs   254 Christian Meisinger 03/26/2013 08:29AM
Re: MySQL 5.6 update doubled IOs   199 Dimitri Kravtchuk 03/27/2013 11:11AM
Re: MySQL 5.6 update doubled IOs   179 Rick James 03/27/2013 11:44PM
Re: MySQL 5.6 update doubled IOs   202 Christian Meisinger 03/28/2013 02:17AM
Re: MySQL 5.6 update doubled IOs   191 Dimitri Kravtchuk 03/28/2013 09:55AM
Re: MySQL 5.6 update doubled IOs   224 Christian Meisinger 03/29/2013 02:20AM
Re: MySQL 5.6 update doubled IOs   185 Dimitri Kravtchuk 03/29/2013 06:30AM
Re: MySQL 5.6 update doubled IOs   184 Christian Meisinger 03/29/2013 06:56AM
Re: MySQL 5.6 update doubled IOs   162 Dimitri Kravtchuk 03/29/2013 07:18AM
Re: MySQL 5.6 update doubled IOs   182 Christian Meisinger 03/29/2013 07:49AM
Re: MySQL 5.6 update doubled IOs   166 Dimitri Kravtchuk 03/29/2013 08:08AM
Re: MySQL 5.6 update doubled IOs   178 Christian Meisinger 03/29/2013 10:07AM
Re: MySQL 5.6 update doubled IOs   176 Rick James 03/28/2013 07:49PM
Re: MySQL 5.6 update doubled IOs   185 Christian Meisinger 03/29/2013 01:23AM
Re: MySQL 5.6 update doubled IOs   164 Olav Sandstå 04/02/2013 12:20AM
Re: MySQL 5.6 update doubled IOs   184 Øystein Grøvlen 04/02/2013 12:30AM
Re: MySQL 5.6 update doubled IOs   165 Øystein Grøvlen 04/02/2013 12:44AM
Re: MySQL 5.6 update doubled IOs   164 Christian Meisinger 04/02/2013 02:23AM
Re: MySQL 5.6 update doubled IOs   179 Rick James 04/02/2013 09:57PM
Re: MySQL 5.6 update doubled IOs   168 Øystein Grøvlen 04/03/2013 12:46AM
Re: MySQL 5.6 update doubled IOs   167 Dimitri Kravtchuk 04/03/2013 03:29AM
Re: MySQL 5.6 update doubled IOs   154 Christian Meisinger 04/05/2013 01:57AM
Re: MySQL 5.6 update doubled IOs   162 Dimitri Kravtchuk 04/05/2013 06:24AM
Re: MySQL 5.6 update doubled IOs   129 Christian Meisinger 04/10/2013 08:12AM
Re: MySQL 5.6 update doubled IOs   168 Olav Sandstå 04/10/2013 08:31AM
out of memory error   324 Christine Ross 04/08/2013 12:26PM
Re: out of memory error   151 Rick James 04/09/2013 09:23AM
Mysql DB server hits 400% CPU   345 Mannoj Kumar 04/04/2013 05:16AM
Re: Mysql DB server hits 400% CPU   158 Rick James 04/05/2013 09:41AM
4 GB RAM and runs so low the PC screams   377 Mike Jonsson 03/31/2013 12:36AM
Re: 4 GB RAM and runs so low the PC screams   190 Rick James 03/31/2013 09:51PM
Re: 4 GB RAM and runs so low the PC screams   176 Mike Jonsson 04/01/2013 03:12AM
Re: 4 GB RAM and runs so low the PC screams   164 Mike Jonsson 04/01/2013 12:48PM
Re: 4 GB RAM and runs so low the PC screams   160 Mike Jonsson 04/01/2013 04:56PM
Re: 4 GB RAM and runs so low the PC screams   155 Rick James 04/01/2013 10:53PM
Re: 4 GB RAM and runs so low the PC screams   192 Mike Jonsson 04/02/2013 01:38AM
Re: 4 GB RAM and runs so low the PC screams - resolved   161 Mike Jonsson 04/02/2013 04:00PM
Re: 4 GB RAM and runs so low the PC screams - resolved   164 Rick James 04/02/2013 07:54PM
Re: 4 GB RAM and runs so low the PC screams - resolved   149 Rick James 04/02/2013 08:45PM
Mysql is very slow but using CPU <10%   405 Percy Xu 03/22/2013 08:47AM
Re: Mysql is very slow but using CPU <10%   216 Rick James 03/23/2013 12:59PM
Re: Mysql is very slow but using CPU <10%   166 Mike Jonsson 03/31/2013 01:25AM
Performance over Leased Line 10 Mbit   368 Peter Konrady 03/27/2013 06:54AM
Re: Performance over Leased Line 10 Mbit   168 Rick James 03/28/2013 08:49AM
Re: Performance over Leased Line 10 Mbit   152 Dimitri Kravtchuk 03/28/2013 10:51AM
AUTO_INCREMENT PK best practices   297 Venkatesh Iyer 03/26/2013 11:14AM
Re: AUTO_INCREMENT PK best practices   153 Rick James 03/27/2013 11:23PM
Load Data Infile takes a long time   446 Venkatesh Iyer 03/15/2013 04:44PM
Re: Load Data Infile takes a long time   216 Rick James 03/16/2013 06:15PM
Re: Load Data Infile takes a long time   208 Venkatesh Iyer 03/17/2013 11:39PM
Re: Load Data Infile takes a long time   227 addision philip 03/17/2013 11:05PM
Re: Load Data Infile takes a long time   215 Øystein Grøvlen 03/18/2013 03:04AM
Re: Load Data Infile takes a long time   202 Rick James 03/19/2013 08:28PM
Re: Load Data Infile takes a long time   184 Venkatesh Iyer 03/20/2013 12:25PM
Re: Load Data Infile takes a long time   210 Rick James 03/20/2013 05:03PM
Re: Load Data Infile takes a long time   183 Venkatesh Iyer 03/26/2013 11:06AM
Problems encountered when testing with mysqlslap   346 Zhipan Wang 03/25/2013 12:50PM
mysql order by limit too slow, faster when making select a sub query   421 Mathew V 03/20/2013 01:54AM
Re: mysql order by limit too slow, faster when making select a sub query   202 Øystein Grøvlen 03/20/2013 05:39AM
Re: mysql order by limit too slow, faster when making select a sub query   204 Rick James 03/20/2013 09:07AM
Re: mysql order by limit too slow, faster when making select a sub query   234 Mathew V 03/20/2013 10:37PM
Re: mysql order by limit too slow, faster when making select a sub query   218 Rick James 03/21/2013 09:16AM
Re: mysql order by limit too slow, faster when making select a sub query   215 Øystein Grøvlen 03/22/2013 04:03AM
Re: mysql order by limit too slow, faster when making select a sub query   197 Rick James 03/23/2013 12:17AM
Strange behavior with queries using "limit"   388 Jagat P 03/21/2013 03:18PM
Re: Strange behavior with queries using "limit"   179 Jørgen Løland 03/22/2013 09:14AM
Re: Strange behavior with queries using "limit"   165 Rick James 03/23/2013 12:09AM
Optimizing a query with UNION   411 Matthew Devine 03/14/2013 03:28PM
Re: Optimizing a query with UNION   183 Peter Brawley 03/14/2013 09:08PM
Re: Optimizing a query with UNION   195 Rick James 03/14/2013 10:41PM
Re: Optimizing a query with UNION   190 Matthew Devine 03/15/2013 09:13AM
Re: Optimizing a query with UNION   190 Rick James 03/15/2013 11:32PM
Re: Optimizing a query with UNION   173 Matthew Devine 03/16/2013 05:29AM
Mad 5.5 performance on identical servers   388 Peter Konrady 03/12/2013 10:10AM
Re: Mad 5.5 performance on identical servers   173 Rick James 03/13/2013 11:43PM
Re: Mad 5.5 performance on identical servers   186 Peter Konrady 03/14/2013 09:47AM
Re: Mad 5.5 performance on identical servers   176 Rick James 03/15/2013 08:08AM
Explain   391 Alex Singh 03/06/2013 07:20AM
Re: Explain   198 Jeremy Smyth 03/06/2013 11:59AM
Re: Explain   186 Jørgen Løland 03/11/2013 01:43AM
Mysql : Completely strange performance behavior   431 dominique papin 02/28/2013 10:35AM
Re: Mysql : Completely strange performance behavior   231 dominique papin 02/28/2013 03:27PM
Re: Mysql : Completely strange performance behavior   218 Jørgen Løland 03/01/2013 07:13AM
Re: Mysql : Completely strange performance behavior   232 dominique papin 03/01/2013 08:03AM
Re: Mysql : Completely strange performance behavior   214 Jørgen Løland 03/01/2013 08:28AM
Re: Mysql : Completely strange performance behavior   269 Rick James 03/01/2013 08:41PM
Re: Mysql : Completely strange performance behavior   237 Jørgen Løland 03/04/2013 02:00AM
Re: Mysql : Completely strange performance behavior   214 Rick James 03/04/2013 11:55PM
Re: Mysql : Completely strange performance behavior   209 Øystein Grøvlen 03/04/2013 03:27AM
Case sensitive vs non case sensitive performance   433 Kjeld Flarup 02/27/2013 03:29AM
Re: Case sensitive vs non case sensitive performance   226 Rick James 02/28/2013 09:04AM
MySQL 5.6 disk requirements   393 justin edmands 02/25/2013 11:49AM
Re: MySQL 5.6 disk requirements   232 Rick James 02/26/2013 09:17AM
Re: MySQL 5.6 disk requirements   245 justin edmands 02/26/2013 01:44PM
Re: MySQL 5.6 disk requirements   205 Rick James 02/27/2013 11:17PM
INNODB large database performance   592 Paul Smith 02/16/2013 03:11AM
Re: INNODB large database performance   271 Rick James 02/20/2013 05:31PM
Re: INNODB large database performance   247 Paul Smith 02/21/2013 02:51AM
Re: INNODB large database performance   248 Rick James 02/21/2013 11:12PM
Re: INNODB large database performance   246 Paul Smith 02/22/2013 03:38AM
Re: INNODB large database performance   220 Rick James 02/23/2013 12:04AM
Re: INNODB large database performance   228 Paul Smith 02/23/2013 03:28PM
Re: INNODB large database performance   211 Rick James 02/24/2013 02:10PM
Re: INNODB large database performance   225 Paul Smith 02/24/2013 03:02PM
Re: INNODB large database performance   235 Rick James 02/25/2013 10:39PM
Problematic ALTER (empty) TABLE performance   410 Haron Media 02/20/2013 05:50AM
Re: Problematic ALTER (empty) TABLE performance   202 Rick James 02/21/2013 11:17PM
Re: Problematic ALTER (empty) TABLE performance   224 Haron Media 02/22/2013 02:58AM
Re: Problematic ALTER (empty) TABLE performance   201 Rick James 02/23/2013 12:16AM
Re: Problematic ALTER (empty) TABLE performance   215 Haron Media 02/23/2013 03:15AM
Re: Problematic ALTER (empty) TABLE performance   202 Rick James 02/23/2013 11:47PM
Help tunning MySQL 5.5 (query_cache_size, table_cache, ...)   1,077 Dimas Streich 02/18/2013 06:46AM
Re: Help tunning MySQL 5.5 (query_cache_size, table_cache, ...)   506 Rick James 02/20/2013 10:35PM
Adding limit clause takes query from 2 seconds to 42 minutes   862 Josh Higham 12/12/2012 03:53PM
Re: Adding limit clause takes query from 2 seconds to 42 minutes   362 Øystein Grøvlen 12/19/2012 04:15AM
Re: Adding limit clause takes query from 2 seconds to 42 minutes   351 Rick James 12/22/2012 03:44PM
Re: Adding limit clause takes query from 2 seconds to 42 minutes   285 Josh H 02/11/2013 11:22AM
Re: Adding limit clause takes query from 2 seconds to 42 minutes   338 aftab khan 12/24/2012 03:31AM
Re: Adding limit clause takes query from 2 seconds to 42 minutes   278 Josh H 02/11/2013 11:17AM
UPDATE with two table join is very slow   611 Meen Sathish 02/08/2013 10:45AM
Re: UPDATE with two table join is very slow   327 Rick James 02/09/2013 01:24PM
Slow query_time with heavy locking   498 Matthias Siebler 02/07/2013 04:29AM
Re: Slow query_time with heavy locking   297 Rick James 02/08/2013 10:11AM
Index and date functions   526 Aurelien PANIZZA 01/30/2013 10:30AM
Re: Index and date functions   290 Rick James 01/31/2013 10:22PM
Re: Index and date functions   287 Aurelien PANIZZA 02/04/2013 03:33AM
Re: Index and date functions   272 Aurelien PANIZZA 02/04/2013 10:45AM
Performance tuning - comparing two computers   702 Francis Mariani 01/23/2013 07:23PM
Re: Performance tuning - comparing two computers   301 Øystein Grøvlen 01/24/2013 03:15AM
Re: Performance tuning - comparing two computers   281 Francis Mariani 01/24/2013 09:27PM
Re: Performance tuning - comparing two computers   310 Rick James 01/24/2013 10:38PM
Re: Performance tuning - comparing two computers   320 Francis Mariani 01/25/2013 07:59PM
Re: Performance tuning - comparing two computers   294 Francis Mariani 01/25/2013 08:36PM
Re: Performance tuning - comparing two computers   327 Rick James 01/26/2013 12:11AM
Connections Sleeping not disconnecting   628 Nick Arnone 01/24/2013 02:32PM
Re: Connections Sleeping not disconnecting   305 Rick James 01/25/2013 08:14PM
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