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Database is slow  
421
Jaya Karthik Reddy Karri
08/11/2017 08:31AM
High memory usage on mysql 5.7.18  
2,696
Zubair Suri
07/21/2017 08:05AM
Re: High memory usage on mysql 5.7.18  
869
Peter Brawley
07/21/2017 06:16PM
Re: High memory usage on mysql 5.7.18  
725
Zubair Suri
07/24/2017 04:51PM
Re: High memory usage on mysql 5.7.18  
604
Peter Brawley
07/24/2017 05:55PM
Re: High memory usage on mysql 5.7.18  
792
Zubair Suri
07/24/2017 09:32PM
Re: High memory usage on mysql 5.7.18  
885
Peter Brawley
07/31/2017 08:46AM
Re: High memory usage on mysql 5.7.18  
671
Peter Bukaowski
07/31/2017 04:03AM
Re: High memory usage on mysql 5.7.18  
902
Shrinivasa rao
08/06/2017 09:57AM
Re: High memory usage on mysql 5.7.18  
596
Peter Brawley
08/06/2017 10:01AM
MySQL 8.0.2 More Flexible InnoDB Undo Tablespace Management  
326
Edwin Desouza
07/31/2017 08:40AM
Join by date range unacceptably slow  
491
Ed Trembicki-Guy
05/15/2017 02:48PM
Re: Join by date range unacceptably slow  
262
Peter Brawley
05/15/2017 05:55PM
Re: Join by date range unacceptably slow  
341
Øystein Grøvlen
05/16/2017 01:49AM
Re: Join by date range unacceptably slow  
279
Ed Trembicki-Guy
05/18/2017 07:32AM
Re: Join by date range unacceptably slow  
264
Øystein Grøvlen
05/19/2017 03:15AM
Re: Join by date range unacceptably slow  
269
Ed Trembicki-Guy
07/13/2017 10:07AM
Re: Join by date range unacceptably slow  
206
Øystein Grøvlen
07/19/2017 05:12AM
Oder by DESC on Indexed Column Extremely Slow  
383
Nithya Kodithuwakku Ranadeerage
06/08/2017 11:34PM
Re: Oder by DESC on Indexed Column Extremely Slow  
217
Øystein Grøvlen
06/13/2017 05:20AM
Problem Using mysqlslap  
458
Brian Keith
05/22/2017 03:10AM
Re: Problem Using mysqlslap  
255
Peter Brawley
05/22/2017 09:16AM
Best performance stucture  
396
Romain MARCHAND
05/18/2017 02:37AM
"Sending Data" is taking time post migration from 5.1 to 5.6  
598
Aldrin Davis
03/10/2017 02:41AM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
338
Peter Brawley
03/10/2017 12:47PM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
297
SAIKIRAN CHEVITI
03/14/2017 06:40AM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
339
Peter Brawley
03/14/2017 09:42AM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
520
SAIKIRAN CHEVITI
03/15/2017 08:50AM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
389
Peter Brawley
03/15/2017 12:43PM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
403
SAIKIRAN CHEVITI
03/16/2017 02:32AM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
358
Peter Brawley
03/16/2017 05:52AM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
311
SAI KIRAN
03/17/2017 12:08AM
Re: "Sending Data" is taking time post migration from 5.1 to 5.6  
270
SAI KIRAN
05/17/2017 01:48AM
Each morning some SQLs are very slow  
490
lisheng1 zhang1
05/08/2017 03:43PM
Re: Each morning some SQLs are very slow  
241
Peter Brawley
05/08/2017 06:30PM
Re: Each morning some SQLs are very slow  
255
Øystein Grøvlen
05/09/2017 12:13AM
Re: Each morning some SQLs are very slow  
247
lisheng1 zhang1
05/09/2017 02:17PM
Re: Each morning some SQLs are very slow  
276
Øystein Grøvlen
05/10/2017 08:10AM
Re: Each morning some SQLs are very slow  
204
lisheng1 zhang1
05/10/2017 02:40PM
mysql inserting performance is slow  
570
jief llefe
05/03/2017 09:08PM
Re: mysql inserting performance is slow  
302
jief llefe
05/03/2017 09:20PM
Re: mysql inserting performance is slow  
281
Øystein Grøvlen
05/08/2017 04:41AM
Re: mysql inserting performance is slow  
278
Benoit St-Jean
05/05/2017 12:05AM
long running, can't get to use index  
494
Eric Peterson
03/24/2017 10:10AM
Re: long running, can't get to use index  
269
Peter Brawley
03/24/2017 10:32AM
Re: long running, can't get to use index  
281
Eric Peterson
03/24/2017 10:41AM
Re: long running, can't get to use index  
267
Peter Brawley
03/27/2017 10:39AM
Re: long running, can't get to use index  
294
Øystein Grøvlen
03/27/2017 02:04AM
Re: long running, can't get to use index  
289
Eric Peterson
04/03/2017 10:34AM
Re: long running, can't get to use index  
279
Peter Brawley
04/03/2017 12:08PM
Re: long running, can't get to use index  
242
Benoit St-Jean
05/06/2017 07:36PM
MYSQL Update performance  
667
sree iyer
04/24/2017 02:11PM
Re: MYSQL Update performance  
249
Peter Brawley
04/24/2017 04:05PM
Re: MYSQL Update performance  
319
sree iyer
05/01/2017 08:50AM
Re: MYSQL Update performance  
286
Peter Brawley
05/01/2017 10:18AM
Re: MYSQL Update performance  
293
sree iyer
05/01/2017 10:45AM
Re: MYSQL Update performance  
270
Peter Brawley
05/01/2017 12:58PM
Re: MYSQL Update performance  
637
sree iyer
05/01/2017 01:11PM
Re: MYSQL Update performance  
309
Peter Brawley
05/01/2017 01:55PM
How to Analyze and Tune MySQL Queries for Better Performance  
389
Edwin Desouza
04/27/2017 11:39AM
Performance Schema estimates never change  
520
Anthony Stump
03/30/2017 10:15AM
Re: Performance Schema estimates never change  
303
Øystein Grøvlen
04/03/2017 03:01AM
Horrible MySql performance?  
524
Patrick Hogan
03/23/2017 10:39PM
Re: Horrible MySql performance?  
304
Peter Brawley
03/24/2017 12:52AM
Re: Horrible MySql performance?  
322
Øystein Grøvlen
03/24/2017 01:18AM
Re: Horrible MySql performance?  
337
Patrick Hogan
03/24/2017 09:18AM
Re: Horrible MySql performance?  
289
Peter Brawley
03/24/2017 09:21AM
performance_schema.events_statements_* not populating  
521
Ryan Streb
03/14/2017 06:23PM
Re: performance_schema.events_statements_* not populating  
359
Øystein Grøvlen
03/15/2017 02:00AM
Re: performance_schema.events_statements_* not populating  
329
Ryan Streb
03/15/2017 01:16PM
Re: performance_schema.events_statements_* not populating  
277
Ryan Streb
03/17/2017 02:26PM
Re: performance_schema.events_statements_* not populating  
321
Ryan Streb
03/15/2017 01:38PM
Big performance difference - can't find the difference (2 machines) ?  
562
Oliver Greil
03/15/2017 04:17AM
Re: Big performance difference - can't find the difference (2 machines) ?  
357
Benoit St-Jean
03/15/2017 11:27PM
Re: Big performance difference - can't find the difference (2 machines) ?  
307
Oliver G.
03/16/2017 07:05AM
Re: Big performance difference - can't find the difference (2 machines) ?  
284
Peter Brawley
03/17/2017 07:26AM
Single Database Vs Multiple Databases  
1,318
Atul Dixit
02/23/2017 12:44PM
Re: Single Database Vs Multiple Databases  
571
Øystein Grøvlen
03/01/2017 07:22AM
MySQL Performance Tuning: Optimizer Hints  
521
Edwin Desouza
02/04/2017 09:08PM
How to log slow DMLs  
630
Susan Lam
01/10/2017 04:01PM
Re: How to log slow DMLs  
308
Peter Brawley
01/10/2017 04:45PM
Re: How to log slow DMLs  
331
Susan Lam
01/10/2017 06:54PM
Improve performance when Insert into ... select ...  
879
Lyu Joey
12/15/2016 03:59AM
Re: Improve performance when Insert into ... select ...  
958
Peter Brawley
12/15/2016 10:00AM
Re: Improve performance when Insert into ... select ...  
604
Lyu Joey
12/15/2016 07:34PM
Re: Improve performance when Insert into ... select ...  
611
Lyu Joey
12/15/2016 08:08PM
Re: Improve performance when Insert into ... select ...  
654
Lyu Joey
12/15/2016 08:18PM
Re: Improve performance when Insert into ... select ...  
577
Peter Brawley
12/15/2016 09:16PM
Recent Upgrade from MySQL 5.1 to 5.5  
740
Alex Titley
12/07/2016 10:22AM
Re: Recent Upgrade from MySQL 5.1 to 5.5  
440
Edwin Desouza
12/07/2016 08:47PM
Re: Recent Upgrade from MySQL 5.1 to 5.5  
423
Alex Titley
12/08/2016 05:07AM
Re: Recent Upgrade from MySQL 5.1 to 5.5  
418
Rick James
12/12/2016 02:08PM
Re: Recent Upgrade from MySQL 5.1 to 5.5  
504
Alex Titley
12/14/2016 07:27AM
Re: Recent Upgrade from MySQL 5.1 to 5.5  
475
Peter Brawley
12/14/2016 08:56AM
Select Query and Two Tables  
687
Steve Royle
12/05/2016 09:43AM
Re: Select Query and Two Tables  
775
Peter Brawley
12/05/2016 11:01AM
Re: Select Query and Two Tables  
407
Steve Royle
12/07/2016 05:05AM
Performance issues afre upgrading to 5.7  
992
Alexandru Badulescu
11/24/2016 08:48AM
Re: Performance issues afre upgrading to 5.7  
590
Peter Brawley
11/24/2016 11:32AM
Re: Performance issues afre upgrading to 5.7  
504
Øystein Grøvlen
11/25/2016 07:28AM
Re: Performance issues afre upgrading to 5.7  
620
Øystein Grøvlen
11/25/2016 06:16AM
Re: Performance issues afre upgrading to 5.7  
455
Alexandru Badulescu
11/25/2016 06:59AM
Re: Performance issues afre upgrading to 5.7  
551
Øystein Grøvlen
11/25/2016 07:53AM
Re: Performance issues afre upgrading to 5.7  
459
Rick James
11/25/2016 08:18PM
why select @@session.tx_read_only take long time  
1,681
h h
10/31/2016 01:53AM
Re: why select @@session.tx_read_only take long time  
1,526
Rick James
11/02/2016 11:43AM
Query optimizatoin  
757
Syed Anjum
10/26/2016 03:32AM
Re: Query optimizatoin  
447
Øystein Grøvlen
10/26/2016 04:41AM
Writing sample data very fast from (TwinCAT) PLC to a MySQL database?  
944
sdgbfdsg fdhgfdhds
10/18/2016 08:14AM
Re: Writing sample data very fast from (TwinCAT) PLC to a MySQL database?  
813
Rick James
10/23/2016 12:08AM
How to Analyze and Tune MySQL Queries for Better Performance  
676
Edwin Desouza
10/21/2016 09:57AM
Locked queries  
1,134
Juan Nino
09/28/2016 06:31PM
Re: Locked queries  
533
Peter Brawley
09/29/2016 09:39AM
MySQL optimisation for single laptop with 16 GB RAM  
971
Philip Gladwin
09/08/2016 05:58AM
Re: MySQL optimisation for single laptop with 16 GB RAM  
499
Rick James
09/10/2016 12:17AM
Relationship between MySQL variable open_files_limit and table_open_cache  
964
salman khan
09/09/2016 04:34AM
Re: Relationship between MySQL variable open_files_limit and table_open_cache  
523
Rick James
09/10/2016 12:13AM
Millions of rows, storing aggregate/rollup results help please  
1,032
Jacqueline Jacobin
08/28/2016 12:23PM
Re: Millions of rows, storing aggregate/rollup results help please  
661
Rick James
08/30/2016 02:47PM
Re: Millions of rows, storing aggregate/rollup results help please  
567
Jacqueline Jacobin
08/31/2016 07:03AM
Re: Millions of rows, storing aggregate/rollup results help please  
533
Rick James
09/01/2016 04:35PM
Multiple indexes - how do they work?  
846
Rathi Rao
08/25/2016 03:51AM
Re: Multiple indexes - how do they work?  
463
Peter Brawley
08/25/2016 11:29AM
Re: Multiple indexes - how do they work?  
434
Rathi Rao
08/29/2016 03:48AM
Re: Multiple indexes - how do they work?  
448
Rick James
08/26/2016 02:20PM
Re: Multiple indexes - how do they work?  
432
Rathi Rao
08/29/2016 03:46AM
Re: Multiple indexes - how do they work?  
531
Øystein Grøvlen
08/29/2016 01:23AM
Re: Multiple indexes - how do they work?  
455
Rathi Rao
08/29/2016 03:45AM
Re: Multiple indexes - how do they work?  
465
Øystein Grøvlen
08/29/2016 04:17AM
Re: Multiple indexes - how do they work?  
446
Rathi Rao
08/29/2016 04:39AM
MySQL Table Valued Parameter  
2,032
tony mendoza
08/23/2016 11:29AM
Re: MySQL Table Valued Parameter  
895
Rick James
08/26/2016 02:17PM
Partitioned table details in the Explain Plan  
805
Rathi Rao
08/19/2016 01:54AM
Re: Partitioned table details in the Explain Plan  
430
Øystein Grøvlen
08/19/2016 07:00AM
Re: Partitioned table details in the Explain Plan  
506
Rick James
08/20/2016 06:10PM
Rolling unique user counts  
797
Paul Stam
08/09/2016 02:06AM
Re: Rolling unique user counts  
482
Rick James
08/14/2016 06:22PM
Re: Rolling unique user counts  
432
Paul Stam
08/15/2016 01:49AM
Re: Rolling unique user counts  
462
Paul Stam
08/18/2016 06:03AM
Re: Rolling unique user counts  
510
Rick James
08/18/2016 04:37PM
Wrong estimation of Rows in explain  
1,108
Rathi Rao
07/27/2016 06:19AM
Re: Wrong estimation of Rows in explain  
559
Peter Brawley
07/27/2016 08:55AM
Re: Wrong estimation of Rows in explain  
604
Rathi Rao
07/27/2016 11:58PM
Re: Wrong estimation of Rows in explain  
531
Peter Brawley
07/28/2016 09:14AM
Re: Wrong estimation of Rows in explain  
529
Rathi Rao
07/29/2016 05:11AM
Re: Wrong estimation of Rows in explain  
542
Peter Brawley
07/29/2016 01:10PM
Re: Wrong estimation of Rows in explain  
513
Rick James
07/29/2016 06:58PM
Re: Wrong estimation of Rows in explain  
520
Rathi Rao
08/02/2016 05:48AM
Re: Wrong estimation of Rows in explain  
519
Rick James
08/02/2016 06:23PM
Re: Wrong estimation of Rows in explain  
527
Rathi Rao
08/02/2016 05:38AM
Re: Wrong estimation of Rows in explain  
524
james wang
08/04/2016 05:31AM
30 millions reads/day  
820
Srinivas K
07/29/2016 05:34AM
Re: 30 millions reads/day  
512
Rick James
07/29/2016 07:03PM
Re: 30 millions reads/day  
468
james wang
08/04/2016 05:15AM
mysql commit slow,please help me  
1,188
jw maple
07/27/2016 02:11AM
Re: mysql commit slow,please help me  
638
Rick James
07/29/2016 05:15PM
Very slow query when too many joins  
2,057
As Os
06/05/2016 09:17AM
Re: Very slow query when too many joins  
899
As Os
06/05/2016 09:27AM
Re: Very slow query when too many joins  
804
Peter Brawley
06/05/2016 10:14AM
Re: Very slow query when too many joins  
736
As Os
06/05/2016 10:48AM
Re: Very slow query when too many joins  
772
Peter Brawley
06/05/2016 10:56AM
Re: Very slow query when too many joins  
676
As Os
06/05/2016 03:33PM
Re: Very slow query when too many joins  
690
Peter Brawley
06/05/2016 03:41PM
Re: Very slow query when too many joins  
723
Rick James
06/05/2016 05:36PM
Re: Very slow query when too many joins  
709
As Os
06/06/2016 02:23AM
Re: Very slow query when too many joins  
652
As Os
06/06/2016 03:33AM
Re: Very slow query when too many joins  
621
As Os
06/06/2016 08:36AM
Re: Very slow query when too many joins  
592
Peter Brawley
06/06/2016 08:52AM
Re: Very slow query when too many joins  
684
As Os
06/06/2016 09:02AM
Re: Very slow query when too many joins  
648
Peter Brawley
06/06/2016 11:16AM
Re: Very slow query when too many joins  
680
Peter Brawley
06/06/2016 08:29AM
Re: Very slow query when too many joins  
646
As Os
06/06/2016 11:30AM
Re: Very slow query when too many joins  
680
Peter Brawley
06/06/2016 12:08PM
Re: Very slow query when too many joins  
640
As Os
06/06/2016 02:11PM
Re: Very slow query when too many joins  
677
Rick James
06/07/2016 03:40PM
Re: Very slow query when too many joins  
666
james wang
07/20/2016 05:34AM
Re: Very slow query when too many joins  
605
Rick James
07/20/2016 09:37AM
Re: Very slow query when too many joins  
623
james wang
07/21/2016 04:43AM
Re: Very slow query when too many joins  
604
Rick James
07/22/2016 10:59PM
MySQL data volume  
845
Parfait Fortuné NDOLO
07/21/2016 10:21AM
Re: MySQL data volume  
524
Peter Brawley
07/21/2016 11:41PM
Re: MySQL data volume  
534
Rick James
07/22/2016 10:57PM
Query optimize on large database  
912
Pavel Volkov
07/13/2016 01:40AM
Re: Query optimize on large database  
521
Rick James
07/15/2016 05:12PM
Re: Query optimize on large database  
509
Pavel Volkov
07/16/2016 04:15AM
Re: Query optimize on large database  
491
Peter Brawley
07/16/2016 12:09PM
Re: Query optimize on large database  
527
Pavel Volkov
07/16/2016 12:36PM
Re: Query optimize on large database  
490
Rick James
07/16/2016 02:46PM
Re: Query optimize on large database  
541
Peter Brawley
07/17/2016 11:22AM
Re: Query optimize on large database  
505
Pavel Volkov
07/18/2016 04:28AM
Re: Query optimize on large database  
474
Peter Brawley
07/18/2016 08:40AM
Re: Query optimize on large database  
483
james wang
07/20/2016 04:46AM
Re: Query optimize on large database  
497
Pavel Volkov
07/20/2016 08:06AM
Re: Query optimize on large database  
494
Rick James
07/20/2016 09:29AM
Re: Query optimize on large database  
511
james wang
07/21/2016 04:35AM
Unexplained very bad subquery performance  
848
Arnaud Bertrand
07/18/2016 04:29AM
Re: Unexplained very bad subquery performance  
476
Peter Brawley
07/18/2016 08:44AM
Re: Unexplained very bad subquery performance  
591
Arnaud Bertrand
07/18/2016 01:06PM
Re: Unexplained very bad subquery performance  
478
Peter Brawley
07/18/2016 03:30PM
Re: Unexplained very bad subquery performance  
554
Arnaud Bertrand
07/19/2016 03:16AM
Re: Unexplained very bad subquery performance  
471
Peter Brawley
07/19/2016 04:21AM
Re: Unexplained very bad subquery performance  
456
james wang
07/20/2016 04:35AM
specify conditions from outer query on a materialized subquery  
745
Pratik Gandhi
07/12/2016 10:55PM
Re: specify conditions from outer query on a materialized subquery  
425
Rick James
07/15/2016 05:15PM
This topic has been moved.:  GOT PACKETS OUT OF ORDER  
12
Jeisson Sierra
07/11/2016 07:48PM
count(*) or count(id)  
1,828
Ra Nala
06/28/2016 06:22AM
Re: count(*) or count(id)  
692
Ra Nala
06/28/2016 06:26AM
Re: count(*) or count(id)  
565
Peter Brawley
06/28/2016 05:18PM
Re: count(*) or count(id)  
675
Rick James
07/04/2016 01:04PM
Re: count(*) or count(id)  
551
Ra Nala
07/06/2016 12:30AM
CREATE INDEX Online DDL Not Working  
925
Jayanath Dissanayake
06/20/2016 05:02AM
Re: CREATE INDEX Online DDL Not Working  
520
Øystein Grøvlen
06/22/2016 12:43AM
Re: CREATE INDEX Online DDL Not Working  
530
Rick James
06/23/2016 07:07PM
Select random rows when using UUID  
1,410
Jonathan Keen
06/09/2016 11:43AM
Re: Select random rows when using UUID  
667
Rick James
06/13/2016 01:36AM
Re: Select random rows when using UUID  
749
Jonathan Keen
06/14/2016 11:23AM
Re: Select random rows when using UUID  
609
Rick James
06/18/2016 01:35AM
SQLSTATE[HY000] [1044] Access denied  
5,128
YOONTAE KIM
06/16/2016 07:55PM
Index Not being used.  
1,691
Greg Mundt
05/26/2016 02:29PM
Re: Index Not being used.  
784
Peter Brawley
05/26/2016 03:53PM
Re: Index Not being used.  
657
Øystein Grøvlen
05/27/2016 12:45AM
Re: Index Not being used.  
610
Greg Mundt
05/27/2016 07:05AM
Re: Index Not being used.  
559
Rick James
05/27/2016 11:29PM
Re: Index Not being used.  
701
Greg Mundt
05/31/2016 07:04AM
Re: Index Not being used.  
575
Rick James
05/31/2016 09:26PM
Re: Index Not being used.  
640
Greg Mundt
06/01/2016 05:40AM
Re: Index Not being used.  
480
Rick James
06/01/2016 11:29AM
Re: Index Not being used.  
580
Greg Mundt
06/01/2016 11:41AM
Re: Index Not being used.  
583
Rick James
06/04/2016 05:14PM
Re: Index Not being used.  
649
Greg Mundt
05/27/2016 10:14AM
This topic has been moved.:  MySQL optimisation for single laptop with 16 GB RAM  
0
Philip Gladwin
09/08/2016 09:41AM
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