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•   Announcing April 2024 Releases featuring MySQL 8.4.0 and 8.0.37 04/30/2024 02:33PM

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Sticky:  MySQL: EXPLAIN INTO and EXPLAIN FOR SCHEMA (1 Posts)  
98
Edwin Desouza
11/24/2023 12:34PM
Sticky:  MySQL 8.0: Hash Join and EXPLAIN ANALYZE (1 Posts)  
874
Edwin Desouza
10/01/2019 05:40PM
Sticky:  MySQL 8.0: One Giant Leap For SQL (1 Posts)  
1,092
Edwin Desouza
04/25/2018 10:16AM
Sticky:  Unofficial MySQL 8.0 Optimizer Guide (1 Posts)  
1,481
Edwin Desouza
02/13/2017 04:16PM
Sticky:  MySQL 8.0: Window Functions (1 Posts)  
1,267
Edwin Desouza
02/04/2017 08:57PM
Sticky:  MySQL 8.0: CTEs (1 Posts)  
1,796
Edwin Desouza
10/18/2016 09:38AM
Sticky:  MySQL 8.0: Optimizer & Parser (1 Posts)  
1,889
Edwin Desouza
09/13/2016 10:54AM
Sticky:  MySQL Performance Tuning (1 Posts)  
2,462
Edwin Desouza
07/06/2015 10:37AM
Sticky:  MySQL Parser (1 Posts)  
3,495
Edwin Desouza
04/03/2014 03:31PM
Sticky:  MySQL Optimizer: Features in MySQL 5.7 (1 Posts)  
4,634
Edwin Desouza
12/18/2012 11:38AM
Sticky:  MySQL EXPLAIN (1 Posts)  
5,070
Edwin Desouza
07/10/2012 10:32AM
Sticky:  MySQL Optimizer: Blogs (1 Posts)  
10,937
Edwin DeSouza
04/28/2007 06:20PM
MySQL EXPLAIN ANALYZE  
148
Edwin Desouza
08/09/2023 05:43PM
MySQL Deferred Join: A Deep Dive  
151
Edwin Desouza
08/09/2023 05:28PM
Why multi-valued index is not in possible keys in a dependent subquery  
196
ELON ZHOU
02/02/2023 10:01PM
MySQL Hypergraph Optimizer for HeatWave  
183
Edwin Desouza
01/17/2023 09:20AM
what does explain ref const, const means ?  
256
jongse park
11/23/2022 12:00AM
Set Theory in MySQL 8.0: UNION and Now INTERSECT and EXCEPT  
268
Edwin Desouza
11/02/2022 10:25AM
Plugin For Obtaining Tokenized Query  
221
JustADude Tester
10/19/2022 08:23AM
Startup was very slow  
818
Charles Rodrigues Rimiru
01/27/2022 07:53AM
Re: Startup was very slow  
247
Peter Brawley
02/28/2022 11:14AM
Re: Startup was very slow  
274
Charles Rodrigues Rimiru
03/02/2022 08:58AM
Re: Startup was very slow  
319
Peter Brawley
03/02/2022 10:58AM
Re: Startup was very slow  
254
Charles Rodrigues Rimiru
03/02/2022 01:57PM
Re: Startup was very slow  
137
Charles Rodrigues
10/09/2022 09:24AM
Why MySQL adding 1 when calculating the records per key?  
149
ffc ddd
09/24/2022 07:16PM
Why MySQL adding 1 when calculating the records per key?  
165
ffc ddd
09/24/2022 07:10PM
MYSQL5.7:OPTIMIZER Contradict Explain  
277
yijie fu
09/07/2022 05:02AM
Re: MYSQL5.7:OPTIMIZER Contradict Explain  
151
yijie fu
09/07/2022 05:26AM
Need help with getting rid of filesort  
480
Marvin Herbold
06/23/2022 01:53PM
Re: Need help with getting rid of filesort  
180
Peter Brawley
06/24/2022 09:59AM
MySQL 8.0 EXPLAIN ANALYZE  
343
Edwin Desouza
02/27/2022 10:37PM
Optimizer in 8.0 in some cases not materializing subquery  
556
Benjamin Peikes
01/24/2022 03:37PM
Re: Optimizer in 8.0 in some cases not materializing subquery  
218
Peter Brawley
01/24/2022 04:45PM
Running sql in server is too much slower then laptop  
617
Shanxiang MAO
10/25/2021 02:49AM
Re: Running sql in server is too much slower then laptop  
263
Peter Brawley
10/25/2021 09:50AM
Re: Running sql in server is too much slower then laptop  
229
Herems Jing
11/13/2021 07:59PM
Re: Running sql in server is too much slower then laptop  
240
Peter Brawley
11/13/2021 09:21PM
Query optimization on LIKE  
519
Sing Lau
10/04/2021 12:08PM
Re: Query optimization on LIKE  
275
Peter Brawley
10/04/2021 01:08PM
Multi-valued index is not in possible keys when there is a subquery  
624
Jinlin Yang
07/22/2021 07:18PM
Re: Multi-valued index is not in possible keys when there is a subquery  
250
Peter Brawley
10/04/2021 12:55PM
Run ANALYZE TABLE — Do Not Rely on InnoDB's Automatic Recalculation of Statistics  
568
Edwin Desouza
09/08/2021 09:52AM
MySQL: EXPLAINing the Different EXPLAINS  
500
Edwin Desouza
08/19/2021 02:57PM
Disable caching in MYSQL for True performance testings?  
921
Sing Lau
07/11/2021 02:47PM
Re: Disable caching in MYSQL for True performance testings?  
383
Peter Brawley
07/11/2021 05:21PM
Documentation regarding operator precedence incorrect for LIKE, REGEXP, IN?  
499
Justin Ng
06/12/2021 01:29PM
How to optimizate COUNT query with multiple LEFT JOIN  
606
Ivan Stoqnov
06/01/2021 01:19AM
Re: How to optimizate COUNT query with multiple LEFT JOIN  
295
Ivan Stoqnov
06/01/2021 01:31AM
Re: How to optimizate COUNT query with multiple LEFT JOIN  
309
Peter Brawley
06/01/2021 12:19PM
Need help with tracing how identifiers are parsed; dot-reserved vs dot-space-reserved  
558
Justin Ng
05/25/2021 05:28AM
Re: Need help with tracing how identifiers are parsed; dot-reserved vs dot-space-reserved  
288
Justin Ng
05/25/2021 06:21AM
MySQL Invisible Column  
636
Edwin Desouza
01/22/2021 01:48PM
mySQL 8 - view query not using outer predicate  
709
Jack Crawford
01/11/2021 10:49AM
Re: mySQL 8 - view query not using outer predicate  
341
Peter Brawley
01/11/2021 12:07PM
Re: mySQL 8 - view query not using outer predicate  
374
Jack Crawford
01/11/2021 12:18PM
Re: mySQL 8 - view query not using outer predicate  
355
Peter Brawley
01/11/2021 01:38PM
Re: mySQL 8 - view query not using outer predicate  
354
Jack Crawford
01/11/2021 02:06PM
Re: mySQL 8 - view query not using outer predicate  
329
Peter Brawley
01/11/2021 03:02PM
Re: mySQL 8 - view query not using outer predicate  
350
Jack Crawford
01/11/2021 04:04PM
Re: mySQL 8 - view query not using outer predicate  
349
Peter Brawley
01/11/2021 10:34PM
MySQL Comparing INTs and CHARs  
610
Edwin Desouza
08/24/2020 02:56PM
MySQL 8.0 Indexes, Histograms, and Other Ways to Speed Up Your Queries  
625
Edwin Desouza
08/04/2020 07:57PM
MySQL: Using SKIP LOCK For Queue Processing  
807
Edwin Desouza
08/03/2020 10:00AM
MySQL 8.0: Modern approaches to replacing accumulation user-defined variable hacks, via Window functions and CTEs  
676
Saverio Miroddi
06/16/2020 10:00AM
MySQL 8.0.20: Index-Level Optimizer Hints  
698
Edwin Desouza
04/28/2020 09:04AM
Explain features  
826
Michael Bialik
03/29/2020 01:29PM
Re: Explain features  
445
Peter Brawley
03/29/2020 02:01PM
MySQL 8.0: using CTEs to generate Sequences/Ranges  
642
Edwin Desouza
03/09/2020 01:23PM
MySQL 8.0: A must-know about NOT IN in SQL – more antijoin optimization  
749
Edwin Desouza
02/28/2020 11:12AM
msqldump only one row per minute from a 5 row/minute database  
779
Adrian C
02/22/2020 12:38PM
Re: msqldump only one row per minute from a 5 row/minute database  
416
Peter Brawley
02/22/2020 01:46PM
MySQL 8.0: EXPLAIN ANALYZE  
736
Edwin Desouza
02/14/2020 11:29PM
Explain command type "All" issue  
766
Vipin PA
02/14/2020 03:20AM
Re: Explain command type "All" issue  
428
Peter Brawley
02/14/2020 10:28AM
Re: Explain command type "All" issue  
415
Edwin Desouza
02/14/2020 05:52PM
Introduction to MySQL 8.0 CTEs (Part 1+2)  
756
Edwin Desouza
02/13/2020 12:02PM
MySQL 8.0: Hash Join  
879
Edwin Desouza
02/09/2020 05:09PM
MySQL 8.0: Simple way to figure out why your recursive CTE is running away  
669
Edwin Desouza
01/15/2020 06:06AM
optimizer seems to skip stored function call in where clause?  
774
John LeSueur
01/08/2020 11:07AM
Re: optimizer seems to skip stored function call in where clause?  
558
John LeSueur
01/08/2020 11:21AM
Re: optimizer seems to skip stored function call in where clause?  
379
John LeSueur
01/08/2020 11:44AM
Re: optimizer seems to skip stored function call in where clause?  
486
Peter Brawley
01/08/2020 01:11PM
MySQL 8.0: AntiJoin  
796
Edwin Desouza
12/18/2019 07:54AM
MySQL 8.0: Hash Join  
827
Edwin Desouza
11/13/2019 12:36PM
MySQL 8.0: Understanding Hash Joins  
716
Edwin Desouza
10/30/2019 11:06AM
Explain Analyze in MySQL 8  
732
Edwin Desouza
10/28/2019 05:00PM
optimizing searches using aggregate data in join  
961
Matthew Lenz
10/21/2019 09:05AM
Re: optimizing searches using aggregate data in join  
461
Peter Brawley
10/21/2019 11:37AM
MySQL 8.0: EXPLAIN ANALYZE  
824
Edwin Desouza
10/17/2019 07:15AM
MySQL 8.0.18 Maintenance Release is Generally Available  
898
Edwin Desouza
10/14/2019 01:06PM
Slow Query  
1,205
Deepak Nirmul
06/21/2019 04:47AM
Re: Slow Query  
591
Peter Brawley
06/21/2019 10:17AM
Re: Slow Query  
562
Deepak Nirmul
06/24/2019 02:18AM
Re: Slow Query  
473
Peter Brawley
06/24/2019 09:56AM
Re: Slow Query  
481
Deepak Nirmul
06/24/2019 10:15AM
Re: Slow Query  
543
Peter Brawley
06/24/2019 10:45AM
Re: Slow Query  
513
Gopal venkat
09/04/2019 11:47AM
Gopal, please don't hijack threads  
501
Peter Brawley
09/04/2019 02:32PM
Re: Slow Query  
459
marimuthu B
09/06/2019 05:59AM
Re: Slow Query  
525
Peter Brawley
09/06/2019 09:57AM
MySQL 8.0: Supporting all kinds of outer references in derived tables (lateral, or not)  
754
Edwin Desouza
07/12/2019 11:13AM
setting an index for speed  
856
Michael Peters
07/02/2019 04:56AM
Re: setting an index for speed  
486
Peter Brawley
07/02/2019 12:29PM
This topic has been moved.:  optimizing searches using aggregate data in join  
0
Matthew Lenz
10/21/2019 11:06AM
This topic has been moved.:  setting an index for speed  
9
Michael Peters
07/02/2019 12:26PM
This topic has been moved.:  Slow Query  
0
Deepak Nirmul
06/21/2019 10:18AM
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