MySQL :: MySQL Forums :: Optimizer & Parser

New Topic

Pages:

1 2 3 4 5

...

19 »

Subject

Views

Written By

Posted

Sticky: MySQL 8.0: Hash Join and EXPLAIN ANALYZE (1 Posts)

216

Edwin Desouza

10/01/2019 05:40PM

Sticky: MySQL 8.0: One Giant Leap For SQL (1 Posts)

605

Edwin Desouza

04/25/2018 10:16AM

Sticky: Unofficial MySQL 8.0 Optimizer Guide (1 Posts)

821

Edwin Desouza

02/13/2017 04:16PM

Sticky: MySQL 8.0: Window Functions (1 Posts)

724

Edwin Desouza

02/04/2017 08:57PM

Sticky: MySQL 8.0: CTEs (1 Posts)

1,121

Edwin Desouza

10/18/2016 09:38AM

Sticky: MySQL 8.0: Optimizer & Parser (1 Posts)

1,247

Edwin Desouza

09/13/2016 10:54AM

Sticky: MySQL Performance Tuning (1 Posts)

1,909

Edwin Desouza

07/06/2015 10:37AM

Sticky: MySQL Parser (1 Posts)

2,652

Edwin Desouza

04/03/2014 03:31PM

Sticky: MySQL Optimizer: Features in MySQL 5.7 (1 Posts)

4,011

Edwin Desouza

12/18/2012 11:38AM

Sticky: MySQL EXPLAIN (1 Posts)

4,492

Edwin Desouza

07/10/2012 10:32AM

Sticky: MySQL Optimizer: Blogs (1 Posts)

10,288

Edwin DeSouza

04/28/2007 06:20PM

MySQL Comparing INTs and CHARs

Edwin Desouza

08/24/2020 02:56PM

MySQL 8.0 Indexes, Histograms, and Other Ways to Speed Up Your Queries

Edwin Desouza

08/04/2020 07:57PM

MySQL: Using SKIP LOCK For Queue Processing

Edwin Desouza

08/03/2020 10:00AM

MySQL 8.0: Modern approaches to replacing accumulation user-defined variable hacks, via Window functions and CTEs

Saverio Miroddi

06/16/2020 10:00AM

MySQL 8.0.20: Index-Level Optimizer Hints

Edwin Desouza

04/28/2020 09:04AM

Explain features

136

Michael Bialik

03/29/2020 01:29PM

Re: Explain features

Peter Brawley

03/29/2020 02:01PM

MySQL 8.0: using CTEs to generate Sequences/Ranges

116

Edwin Desouza

03/09/2020 01:23PM

MySQL 8.0: A must-know about NOT IN in SQL – more antijoin optimization

101

Edwin Desouza

02/28/2020 11:12AM

msqldump only one row per minute from a 5 row/minute database

136

Adrian C

02/22/2020 12:38PM

Re: msqldump only one row per minute from a 5 row/minute database

Peter Brawley

02/22/2020 01:46PM

MySQL 8.0: EXPLAIN ANALYZE

116

Edwin Desouza

02/14/2020 11:29PM

Explain command type "All" issue

156

Vipin PA

02/14/2020 03:20AM

Re: Explain command type "All" issue

Peter Brawley

02/14/2020 10:28AM

Re: Explain command type "All" issue

Edwin Desouza

02/14/2020 05:52PM

Introduction to MySQL 8.0 CTEs (Part 1+2)

140

Edwin Desouza

02/13/2020 12:02PM

MySQL 8.0: Hash Join

103

Edwin Desouza

02/09/2020 05:09PM

MySQL 8.0: Simple way to figure out why your recursive CTE is running away

130

Edwin Desouza

01/15/2020 06:06AM

optimizer seems to skip stored function call in where clause?

175

John LeSueur

01/08/2020 11:07AM

Re: optimizer seems to skip stored function call in where clause?

John LeSueur

01/08/2020 11:21AM

Re: optimizer seems to skip stored function call in where clause?

John LeSueur

01/08/2020 11:44AM

Re: optimizer seems to skip stored function call in where clause?

Peter Brawley

01/08/2020 01:11PM

MySQL 8.0: AntiJoin

174

Edwin Desouza

12/18/2019 07:54AM

MySQL 8.0: Hash Join

176

Edwin Desouza

11/13/2019 12:36PM

MySQL 8.0: Understanding Hash Joins

171

Edwin Desouza

10/30/2019 11:06AM

Explain Analyze in MySQL 8

215

Edwin Desouza

10/28/2019 05:00PM

optimizing searches using aggregate data in join

255

Matthew Lenz

10/21/2019 09:05AM

Re: optimizing searches using aggregate data in join

Peter Brawley

10/21/2019 11:37AM

MySQL 8.0: EXPLAIN ANALYZE

188

Edwin Desouza

10/17/2019 07:15AM

MySQL 8.0.18 Maintenance Release is Generally Available

176

Edwin Desouza

10/14/2019 01:06PM

Slow Query

485

Deepak Nirmul

06/21/2019 04:47AM

Re: Slow Query

143

Peter Brawley

06/21/2019 10:17AM

Re: Slow Query

147

Deepak Nirmul

06/24/2019 02:18AM

Re: Slow Query

153

Peter Brawley

06/24/2019 09:56AM

Re: Slow Query

150

Deepak Nirmul

06/24/2019 10:15AM

Re: Slow Query

167

Peter Brawley

06/24/2019 10:45AM

Re: Slow Query

109

Gopal venkat

09/04/2019 11:47AM

Gopal, please don't hijack threads

119

Peter Brawley

09/04/2019 02:32PM

Re: Slow Query

116

marimuthu B

09/06/2019 05:59AM

Re: Slow Query

135

Peter Brawley

09/06/2019 09:57AM

MySQL 8.0: Supporting all kinds of outer references in derived tables (lateral, or not)

219

Edwin Desouza

07/12/2019 11:13AM

setting an index for speed

310

Michael Peters

07/02/2019 04:56AM

Re: setting an index for speed

150

Peter Brawley

07/02/2019 12:29PM

Query optimization and indexing - Help needed

341

Pandit P

06/13/2019 06:41AM

Re: Query optimization and indexing - Help needed

136

Peter Brawley

06/13/2019 12:55PM

Re: Query optimization and indexing - Help needed

141

Pandit P

06/14/2019 12:01AM

Re: Query optimization and indexing - Help needed

138

Peter Brawley

06/14/2019 07:51AM

Is the query order guaranteed using Btree indexes and no ORDER BY

339

Ted Johnson

05/29/2019 02:12PM

Re: Is the query order guaranteed using Btree indexes and no ORDER BY

145

Peter Brawley

05/29/2019 03:00PM

Re: Is the query order guaranteed using Btree indexes and no ORDER BY

128

Ted Johnson

05/29/2019 04:41PM

CHECK constraints in MySQL

236

Edwin Desouza

05/14/2019 09:37AM

MySQL 8.0: Removal of implicit and explicit sorting for GROUP BY

294

Edwin Desouza

04/10/2019 09:14AM

Comparing two columns on big table

435

Krzysztof Wróblewski

03/21/2019 03:24PM

Re: Comparing two columns on big table

197

Peter Brawley

03/21/2019 04:24PM

help with this query

324

sha fendi

03/16/2019 09:17PM

Re: help with this query

175

Peter Brawley

03/17/2019 11:04AM

MySQL Functional Indexes

269

Edwin Desouza

03/14/2019 09:49AM

MySQL 8.0: Query analytics [CTEs, Window Functions]

275

Edwin Desouza

03/09/2019 11:04PM

MySQL 8.0: Improvements to ROLLUP

293

Edwin Desouza

03/05/2019 11:53AM

MySQL 8.0: Window Functions for JSON

247

Edwin Desouza

02/21/2019 11:08AM

what's the execution order of each part of a sql query

343

aaron chan

02/19/2019 09:00PM

Re: what's the execution order of each part of a sql query

171

Peter Brawley

02/20/2019 10:47AM

MySQL 8.0: New Index Features

340

Edwin Desouza

02/08/2019 11:18AM

MySQL 8.0: support for LATERAL derived tables

307

Edwin Desouza

01/31/2019 11:07AM

MySQL 8.0: Keywords

574

Edwin Desouza

01/10/2019 09:22PM

I Need Help To Write Queries

Mostafa Baghi

12/17/2018 04:40AM

MySQL 8.0: Window Functions with Unusual Boundaries

389

Edwin Desouza

11/08/2018 02:42PM

More SQL in MySQL 8.0

641

Edwin Desouza

11/06/2018 07:28PM

MySQL 8.0: What Is New in Optimizer and Executor?

410

Edwin Desouza

11/01/2018 11:10AM

Optimizer Improvements in MySQL 8.0

379

Edwin Desouza

10/31/2018 09:31PM

Indexes are not working after restoring dump

572

Amit K

09/27/2018 11:25AM

Re: Indexes are not working after restoring dump

313

Amit K

09/27/2018 01:39PM

Re: Indexes are not working after restoring dump

285

Amit K

09/27/2018 01:45PM

Re: Indexes are not working after restoring dump

271

Øystein Grøvlen

09/28/2018 12:21AM

Re: Indexes are not working after restoring dump

322

Peter Brawley

09/27/2018 07:14PM

Re: Indexes are not working after restoring dump

293

Amit K

09/27/2018 08:31PM

Re: Indexes are not working after restoring dump

285

Peter Brawley

09/28/2018 11:08AM

Optimizer produces incorrect resultset

412

J Barchan

09/27/2018 09:35AM

Manipulating queries with non-conforming data via MySQL Query Rewrite Plugin, triggers and stored procedures

408

Edwin Desouza

09/07/2018 10:34AM

Where Clause Optimization

546

Mohammed Yehia El Sayed Abdoh

08/31/2018 06:47AM

Re: Where Clause Optimization

277

Peter Brawley

08/31/2018 01:55PM

Re: Where Clause Optimization

269

Mohammed Yehia El Sayed Abdoh

08/31/2018 03:08PM

Re: Where Clause Optimization

288

Øystein Grøvlen

09/03/2018 02:45AM

long execution time of all requests, drop base

921

Уррик Зарик

06/10/2018 06:10AM

Re: long execution time of all requests, drop base

425

Peter Brawley

06/10/2018 12:24PM

Re: long execution time of all requests, drop base

426

Уррик Зарик

06/10/2018 12:40PM

Re: long execution time of all requests, drop base

453

Peter Brawley

06/10/2018 02:24PM

Re: long execution time of all requests, drop base

470

Urri Zar

06/11/2018 12:09AM

Re: long execution time of all requests, drop base

364

Urri Zar

06/12/2018 10:25AM

Re: long execution time of all requests, drop base

406

Peter Brawley

06/12/2018 10:27AM

Re: long execution time of all requests, drop base

525

Urri Zar

06/12/2018 10:34AM

Re: long execution time of all requests, drop base

521

Peter Brawley

06/12/2018 12:00PM

Create index for Join some table in MySQL

515

Kenny Nguyen

05/20/2018 10:51PM

Re: Create index for Join some table in MySQL

318

Øystein Grøvlen

05/30/2018 12:50AM

This topic has been moved.: optimizing searches using aggregate data in join

Matthew Lenz

10/21/2019 11:06AM

This topic has been moved.: setting an index for speed

Michael Peters

07/02/2019 12:26PM

This topic has been moved.: Slow Query

Deepak Nirmul

06/21/2019 10:18AM

This topic has been moved.: help with this query

sha fendi

03/17/2019 11:05AM

Pages:

1 2 3 4 5

...

19 »

Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent the opinion of Oracle or any other party.