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MySQL 8.0: Optimizer: What's New  
418
Edwin Desouza
04/27/2017 11:31AM
MySQL 8.0 Optimizer Guide  
464
Edwin Desouza
04/27/2017 11:30AM
MySQL 8.0.1: Using SKIP LOCKED and NOWAIT to handle hot rows  
444
Edwin Desouza
04/12/2017 11:57AM
MySQL 8.0: Improved performance with CTE  
389
Edwin Desouza
04/12/2017 11:57AM
MySQL 5.7: What to Do When the Optimizer Overestimates the Condition Filtering Effect  
394
Edwin Desouza
03/24/2017 11:30AM
prepare don't work for optimize statement  
505
Long WU
03/22/2017 12:30AM
Re: prepare don't work for optimize statement  
221
Øystein Grøvlen
03/22/2017 01:34AM
MySQL 5.7: Improved JOIN Order by Taking Condition Filter Effect into Account  
465
Edwin Desouza
03/17/2017 02:49PM
Improve search when using IN() ORDER BY PRIMARY and LIMIT  
701
jon sans
02/11/2017 07:17AM
Re: Improve search when using IN() ORDER BY PRIMARY and LIMIT  
230
jon sans
02/11/2017 07:29AM
Re: Improve search when using IN() ORDER BY PRIMARY and LIMIT  
270
Øystein Grøvlen
02/13/2017 05:58AM
MySQL Performance Tuning: Optimizer Hints  
401
Edwin Desouza
02/04/2017 09:09PM
Hiw to fast delete rows from table in relation?  
558
Andrzej Borucki
01/22/2017 02:21AM
Re: Hiw to fast delete rows from table in relation?  
286
Andrzej Borucki
01/22/2017 03:39AM
Re: Hiw to fast delete rows from table in relation?  
298
Andrzej Borucki
01/22/2017 04:03AM
Query not always using indexes  
905
K DBA
01/06/2017 05:48AM
Re: Query not always using indexes  
354
Peter Brawley
01/06/2017 12:28PM
Re: Query not always using indexes  
434
K DBA
01/09/2017 05:18AM
Re: Query not always using indexes  
404
Øystein Grøvlen
01/09/2017 02:30AM
Optimize subquery, replace IN() with JOIN  
943
Miron jajtic
11/15/2016 02:37PM
Re: Optimize subquery, replace IN() with JOIN  
417
Peter Brawley
11/15/2016 03:34PM
Re: Optimize subquery, replace IN() with JOIN  
472
Miron jajtic
11/15/2016 04:25PM
Re: Optimize subquery, replace IN() with JOIN  
491
Rick James
11/17/2016 08:11PM
Re: Optimize subquery, replace IN() with JOIN  
439
Peter Brawley
11/22/2016 02:44PM
Re: Optimize subquery, replace IN() with JOIN  
483
Miron jajtic
11/16/2016 04:03AM
Re: Optimize subquery, replace IN() with JOIN  
428
Peter Brawley
11/16/2016 12:51PM
Re: Optimize subquery, replace IN() with JOIN  
507
Miron jajtic
11/16/2016 03:22PM
Re: Optimize subquery, replace IN() with JOIN  
451
Peter Brawley
11/16/2016 04:44PM
Re: Optimize subquery, replace IN() with JOIN  
355
sahar gull
12/27/2016 05:32AM
Re: Optimize subquery, replace IN() with JOIN  
404
Øystein Grøvlen
11/16/2016 01:50AM
Re: Optimize subquery, replace IN() with JOIN  
421
Miron jajtic
11/16/2016 04:01AM
Re: Optimize subquery, replace IN() with JOIN  
455
Øystein Grøvlen
11/16/2016 06:23AM
Improved Query Performance by Using Derived Table instead of IN-subquery  
563
Edwin Desouza
12/23/2016 08:50AM
primary key vs covered index  
801
marcin kot
11/30/2016 09:55AM
Re: primary key vs covered index  
417
Øystein Grøvlen
12/01/2016 01:39AM
Re: primary key vs covered index  
432
marcin kot
12/01/2016 03:38AM
Re: primary key vs covered index  
438
Øystein Grøvlen
12/01/2016 03:57AM
Re: primary key vs covered index  
417
marcin kot
12/01/2016 04:16AM
Re: primary key vs covered index  
377
Øystein Grøvlen
12/01/2016 04:25AM
MySQL 8.0: Refactoring and Improving the Parser  
631
Edwin Desouza
11/22/2016 10:58AM
MySQL subquery  
723
harry sheng
10/27/2016 02:51PM
Re: MySQL subquery  
391
Øystein Grøvlen
10/28/2016 01:03AM
Re: MySQL subquery  
429
harry sheng
11/06/2016 08:50PM
Re: MySQL subquery  
450
Øystein Grøvlen
11/07/2016 01:39AM
How to Analyze and Tune MySQL Queries for Better Performance  
603
Edwin Desouza
10/21/2016 09:58AM
Index on timestamp  
3,672
Adeline M
10/14/2016 08:47AM
Re: Index on timestamp  
1,613
Rick James
10/16/2016 04:40PM
MySQL 8.0: Descending Indexes  
818
Edwin Desouza
10/12/2016 10:00AM
Pivot table with dynamic columns  
2,963
Aram Mirzadeh
09/30/2016 06:03PM
Re: Pivot table with dynamic columns  
1,087
Rick James
10/03/2016 03:40PM
inner join vs left join - huge performance difference  
4,512
michael cook
07/06/2016 09:32AM
Re: inner join vs left join - huge performance difference  
1,253
Peter Brawley
07/06/2016 12:00PM
Re: inner join vs left join - huge performance difference  
801
michael cook
07/06/2016 12:18PM
Re: inner join vs left join - huge performance difference  
666
michael cook
07/06/2016 12:29PM
Re: inner join vs left join - huge performance difference  
613
Peter Brawley
07/06/2016 12:36PM
Re: inner join vs left join - huge performance difference  
698
michael cook
07/06/2016 12:44PM
Re: inner join vs left join - huge performance difference  
645
michael cook
07/06/2016 01:51PM
Re: inner join vs left join - huge performance difference  
643
Peter Brawley
07/06/2016 02:32PM
Re: inner join vs left join - huge performance difference  
501
michael cook
07/06/2016 02:41PM
Re: inner join vs left join - huge performance difference  
550
Rick James
07/08/2016 11:58PM
Re: inner join vs left join - huge performance difference  
650
Peter Brawley
07/09/2016 09:54AM
Re: inner join vs left join - huge performance difference  
707
Isabella Swan
09/27/2016 07:13AM
This topic has been moved.:  INSERT AfTER LEFT JOIN creates duplicate records  
10
Brad Liu
09/20/2016 02:09PM
MySQL 8.0: Invisible Indexes  
568
Edwin Desouza
09/20/2016 09:21AM
Preparse Query Rewrite Plugin DLL  
1,220
Francois Haddad
08/12/2016 05:16PM
Re: Preparse Query Rewrite Plugin DLL  
447
Georgi Kodinov
09/08/2016 02:23AM
Re: Preparse Query Rewrite Plugin DLL  
564
Francois Haddad
09/14/2016 07:04PM
Re: Preparse Query Rewrite Plugin DLL  
461
Tor Didriksen
09/15/2016 01:40AM
Re: Preparse Query Rewrite Plugin DLL  
513
Francois Haddad
09/15/2016 11:34AM
Preparse Query Rewrite Plugin DLL  
1,145
Francois Haddad
06/03/2016 12:41PM
Re: Preparse Query Rewrite Plugin DLL  
512
Francois Haddad
06/03/2016 03:13PM
Re: Preparse Query Rewrite Plugin DLL  
487
Georgi Kodinov
06/28/2016 02:12AM
Re: Preparse Query Rewrite Plugin DLL  
472
Francois Haddad
08/12/2016 05:13PM
why the two query has a different execute plan?  
1,055
h h
08/22/2016 02:55AM
Re: why the two query has a different execute plan?  
484
Øystein Grøvlen
08/22/2016 05:08AM
Re: why the two query has a different execute plan?  
402
Rick James
08/26/2016 02:29PM
This topic has been moved.:  Preparse Query Rewrite Plugin DLL  
383
Francois Haddad
08/15/2016 09:28AM
how to optimize this sql?  
763
h h
07/07/2016 07:38PM
Re: how to optimize this sql?  
510
Peter Brawley
07/08/2016 10:59AM
Re: how to optimize this sql?  
443
h h
07/12/2016 09:01PM
Re: how to optimize this sql?  
484
Rick James
07/09/2016 11:04PM
Re: how to optimize this sql?  
458
h h
07/12/2016 09:08PM
Re: how to optimize this sql?  
564
Rick James
07/14/2016 12:52PM
Indexing for date column for range query  
819
duc minh
07/05/2016 11:04PM
Re: Indexing for date column for range query  
497
Rick James
07/09/2016 10:47PM
Help with partially unique index  
934
El T
06/22/2016 04:44AM
Re: Help with partially unique index  
495
Rick James
06/25/2016 10:45PM
Re: Help with partially unique index  
513
El T
07/02/2016 03:33PM
Re: Help with partially unique index  
433
Rick James
07/04/2016 12:50PM
Explain plans for InnoDB and Memory Engines  
905
Jagan Kumar
05/02/2016 03:15PM
Re: Explain plans for InnoDB and Memory Engines  
428
Peter Brawley
05/02/2016 09:23PM
Re: Explain plans for InnoDB and Memory Engines  
551
Øystein Grøvlen
05/04/2016 05:17AM
Re: Explain plans for InnoDB and Memory Engines  
516
Rick James
05/05/2016 10:18PM
MySQL Query Rewrite Plugins  
903
Edwin Desouza
02/02/2016 09:48PM
why left join can not use unique index?  
1,629
h h
12/07/2015 08:30PM
Re: why left join can not use unique index?  
662
Rick James
12/08/2015 08:46PM
Re: why left join can not use unique index?  
614
h h
12/11/2015 03:20AM
Re: why left join can not use unique index?  
619
Rick James
12/15/2015 11:08AM
This topic has been moved.:  A stored function to remove diacritics and other chars  
20
Marc Elbet
12/11/2015 03:50AM
prepared statement query takes 3s for a few hundred lines - query issue  
1,068
Michael W.
11/16/2015 11:14AM
Re: prepared statement query takes 3s for a few hundred lines - query issue  
608
Rick James
11/30/2015 08:09PM
Re: prepared statement query takes 3s for a few hundred lines - query issue  
680
Michael W.
12/01/2015 07:10AM
Re: prepared statement query takes 3s for a few hundred lines - query issue  
607
Rick James
12/07/2015 01:17AM
Why not use index  
1,187
zhang peng
11/08/2015 11:14PM
Re: Why not use index  
584
Peter Brawley
11/09/2015 11:42AM
Re: Why not use index  
609
zhang peng
11/11/2015 12:17AM
Re: Why not use index  
606
Øystein Grøvlen
11/10/2015 10:35AM
Re: Why not use index  
714
zhang peng
11/11/2015 12:15AM
Re: Why not use index  
584
Øystein Grøvlen
11/11/2015 03:40AM
Re: Why not use index  
812
zhang peng
11/11/2015 07:29PM
Re: Why not use index  
597
Peter Brawley
11/11/2015 11:00PM
Re: Why not use index  
598
Øystein Grøvlen
11/12/2015 01:48AM
Re: Why not use index  
635
zhang peng
11/16/2015 12:17AM
Google Update Optimizer system  
1,103
Anik Bhowmik
11/09/2015 09:35PM
Re: Google Update Optimizer system  
597
Peter Brawley
11/09/2015 10:12PM
Re: Google Update Optimizer system  
604
Jonathan Stephens
11/10/2015 01:02AM
Normalize dump table  
1,634
Jose Valle
10/11/2015 08:37PM
Re: Normalize dump table  
577
Jose Valle
10/11/2015 08:42PM
Re: Normalize dump table  
653
Antonio Valle
10/13/2015 01:41PM
Re: Normalize dump table  
643
Rick James
10/17/2015 07:15PM
optimize query for index using between and group by  
1,691
Raghavendra raghu
08/28/2015 03:21AM
Re: optimize query for index using between and group by  
998
Rick James
08/29/2015 09:56AM
Re: optimize query for index using between and group by  
655
Raghavendra raghu
08/31/2015 02:34AM
Parsing in MySQL Workbench: the ANTLR age  
1,245
Edwin Desouza
08/14/2015 10:16AM
MySQL Optimizer: Hints  
1,345
Edwin Desouza
07/29/2015 10:07AM
Index not working for date field used in between query  
3,051
Shrinivasa rao
07/22/2015 11:48PM
Re: Index not working for date field used in between query  
1,219
Rick James
07/26/2015 08:28AM
MyISAM using 'wrong' index  
1,354
Danny Stommen
06/08/2015 04:14AM
Re: MyISAM using 'wrong' index  
760
Rick James
06/09/2015 11:53PM
Re: MyISAM using 'wrong' index  
870
Danny Stommen
06/30/2015 03:22AM
Re: MyISAM using 'wrong' index  
876
Rick James
07/02/2015 09:28PM
Re: MyISAM using 'wrong' index  
734
Danny Stommen
07/03/2015 03:16AM
Re: MyISAM using 'wrong' index  
783
Rick James
07/04/2015 11:10AM
Re: MyISAM using 'wrong' index  
723
Danny Stommen
07/07/2015 01:56AM
Re: MyISAM using 'wrong' index  
715
Edwin Desouza
07/07/2015 09:10AM
Need help understanding optimizer behavior in 5.6  
1,550
Aaron Craven
06/22/2015 08:30AM
Re: Need help understanding optimizer behavior in 5.6  
781
Aaron Craven
06/22/2015 08:31AM
Re: Need help understanding optimizer behavior in 5.6  
728
Rick James
06/23/2015 07:00PM
Re: Need help understanding optimizer behavior in 5.6  
732
Aaron Craven
06/24/2015 06:22AM
Re: Need help understanding optimizer behavior in 5.6  
677
Rick James
06/25/2015 11:37PM
Re: Need help understanding optimizer behavior in 5.6  
704
Aaron Craven
06/26/2015 06:56AM
Re: Need help understanding optimizer behavior in 5.6  
703
Øystein Grøvlen
06/30/2015 05:46AM
Re: Need help understanding optimizer behavior in 5.6  
1,101
Aaron Craven
06/30/2015 08:06AM
Re: Need help understanding optimizer behavior in 5.6  
712
Aaron Craven
06/30/2015 08:16AM
Re: Need help understanding optimizer behavior in 5.6  
787
Øystein Grøvlen
07/01/2015 03:49AM
Re: Need help understanding optimizer behavior in 5.6  
828
Aaron Craven
07/01/2015 06:48AM
Re: Need help understanding optimizer behavior in 5.6  
754
Edwin Desouza
07/01/2015 03:05PM
Re: Need help understanding optimizer behavior in 5.6  
748
Aaron Craven
07/02/2015 07:48AM
MySQL 5.7: Optimizer Trace and EXPLAIN FORMAT=JSON  
1,574
Edwin Desouza
05/25/2015 10:41AM
foreign key creation in a huge database  
1,565
Raffael Vendrametto
03/05/2015 04:05PM
Please do NOT duplicate posts  
803
Peter Brawley
03/05/2015 05:42PM
Query Taking 2.5hrs on 5.6.20 version  
1,930
ch srinivas
03/04/2015 01:30AM
Re: Query Taking 2.5hrs on 5.6.20 version  
872
Peter Brawley
03/04/2015 12:15PM
Re: Query Taking 2.5hrs on 5.6.20 version  
806
Rick James
03/04/2015 08:18PM
Query optimisation advice  
1,800
Paul Feely
01/08/2015 11:02PM
Re: Query optimisation advice  
928
Rick James
01/10/2015 01:22AM
Re: Query optimisation advice  
874
Paul Feely
01/11/2015 05:50PM
Re: Query optimisation advice  
913
Rick James
01/12/2015 10:35PM
actual Size calculation of mysql table (engine innodb)  
1,749
Afaque Ahmad Siddiqui
12/10/2014 09:38AM
Re: actual Size calculation of mysql table (engine innodb)  
916
Rick James
12/12/2014 08:32PM
Re: actual Size calculation of mysql table (engine innodb)  
941
Rick James
12/12/2014 08:36PM
MySQL cash optimization  
1,919
Sasha Katsman
11/27/2014 06:33AM
Re: MySQL cash optimization  
1,138
Peter Brawley
11/27/2014 04:34PM
Re: MySQL cash optimization  
832
Sasha Katsman
12/09/2014 04:33AM
Re: MySQL cache optimization  
793
Peter Brawley
12/09/2014 12:28PM
This topic has been moved.:  Improve search when using IN() ORDER BY PRIMARY and LIMIT  
0
jon sans
02/11/2017 01:36PM
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