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icon6.gif sticky: Performances and tuning
By: Michel Cadot on Fri, 22 June 2007
7 13276 Sat, 07 March 2015 12:25
By: Kevin Meade
  Query running slow
19c
By: JackBauer on Wed, 31 March 2021
13 7953 Tue, 13 April 2021 05:17
By: JackBauer
  Cannot index temp table after inserting rows
Linux\Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit Production
By: Andrey_R on Wed, 03 March 2021
2 3090 Wed, 03 March 2021 03:42
By: Andrey_R
  SQL ID changes Plan hash value
12c R1
By: JackBauer on Tue, 16 February 2021
5 6719 Fri, 26 February 2021 08:45
By: BlackSwan
  I/O performance problem
12c R1
By: JackBauer on Thu, 11 February 2021
2 3195 Fri, 12 February 2021 06:20
By: JackBauer
  Program is slower with Oracle12C compared to Oracle 11G
Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit Production
By: LiorI on Wed, 13 January 2021
3 9451 Fri, 12 February 2021 06:15
By: Andrey_R
  TKPROF showing wrong totals for non-recursive statements
Oracle 12.1.0.2.0
By: Andrey_R on Thu, 11 February 2021
0 2270 Thu, 11 February 2021 06:19
By: Andrey_R
  ORA-12705: Cannot access NLS data files or invalid environment specified with jmeter test
Oracle Database 19.7, jmeter 5.3
By: estonolose on Tue, 01 December 2020
1 4522 Tue, 01 December 2020 21:27
By: BlackSwan
  SQL_Text on SQL Profile
Oracle Database 12c Enterprise Edition Release 12.2.0.1.0
By: wtolentino on Thu, 17 October 2019
2 10541 Sun, 22 November 2020 12:56
By: LNossov
icon11.gif DBMS_SQLTUNE.REPORT_SQL_DETAIL: html report issue
Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit Production
By: piripicchio on Thu, 15 October 2020
0 3473 Thu, 15 October 2020 09:08
By: piripicchio
  Application Performance Issue
Oracle 11g,Linux 6
By: BalajiDBA on Sat, 10 October 2020
2 2484 Sat, 10 October 2020 03:18
By: Michel Cadot
  Bitmap join index
DB19.3
By: John Watson on Thu, 08 October 2020
0 2778 Thu, 08 October 2020 04:17
By: John Watson
  Scalar subquery merging
DB 19.x
By: John Watson on Tue, 29 September 2020
3 3786 Tue, 29 September 2020 13:43
By: Michel Cadot
  Different SQL ID for same SQL/HASH_VALUE
10.2.0.3, Solaris 5.9
By: suddhasatwa_bhaumik on Fri, 02 November 2012
11 36567 Mon, 28 September 2020 01:45
By: amujawane
  Physical read IO requests higher than total
12.2, Linux 64
By: pallen38 on Tue, 22 September 2020
6 5279 Tue, 22 September 2020 14:56
By: pallen38
  New to tuning
12c
By: mdarifdxb20 on Sun, 09 August 2020
1 4923 Sun, 09 August 2020 05:19
By: Michel Cadot
  DBMS_AUTO_SQLTUNE
CentOS 6.2 64-bit, Oracle11gR2 11.2.0.3.0
By: debrucer2 on Mon, 05 November 2012
3 15127 Sat, 04 July 2020 04:09
By: Jack Almond
icon14.gif Find Locking History
Oracle 11.2.0.4.0 enterprise, CentOS 7.2
By: weekend79 on Wed, 08 April 2020
6 9458 Wed, 08 April 2020 04:06
By: weekend79
  Increase page loading speed
By: mike05 on Thu, 05 March 2020
4 8596 Thu, 05 March 2020 10:23
By: Michel Cadot
  Oracle & Sybase on same host
RDBMS 12.2..0.1 on linux with sybase 15.5
By: evoradba on Wed, 12 February 2020
3 6711 Fri, 14 February 2020 12:17
By: evoradba
  Database performance tuning
Oracle 11g,Linux 6
By: BalajiDBA on Sun, 09 February 2020
3 6328 Sun, 09 February 2020 09:04
By: BalajiDBA
  Select query too slow
11.2.04 Windows 2012
By: rajesh_b on Tue, 10 December 2019
16 15240 Tue, 28 January 2020 10:57
By: Michel Cadot
  sqlID time for every Sql id execution
RDBMS 12.2..0.1 on linux
By: evoradba on Fri, 24 January 2020
2 6570 Sat, 25 January 2020 02:07
By: John Watson
  Database performance tuning (merged)
12c
By: mha2020 on Sat, 18 January 2020
3 7446 Sat, 18 January 2020 06:48
By: John Watson
  Top SQL and Top sessions
Oracle 11g,Oracle 12c, Linux
By: BalajiDBA on Thu, 14 November 2019
2 7934 Thu, 14 November 2019 07:55
By: cookiemonster
  Solution for database hung
Oracle 11.2.0.4,Linux 6
By: BalajiDBA on Fri, 25 October 2019
11 13195 Wed, 13 November 2019 07:52
By: BalajiDBA
  Disk file operations i/o
ORACLE 11.2.0.4 on HP-UX.
By: nimaz85 on Mon, 21 October 2019
4 10808 Mon, 21 October 2019 10:57
By: Michel Cadot
  queue management system
Developer 10g Database 10
By: shahzaib_4vip@hotmail.com on Sat, 07 September 2019
1 8201 Sat, 07 September 2019 06:36
By: Michel Cadot
  ORA-16951: Too many bind variables supplied for this SQL statement (merged)
oracle 11gr2 linux
By: dba4oracle on Fri, 21 June 2019
6 104601 Tue, 20 August 2019 10:01
By: dba4oracle
  Slow query with hash clustering (latch free - multiblock read objects)
Oracle 11g R2, RHEL 7
By: tabokie on Mon, 15 July 2019
2 8563 Mon, 15 July 2019 02:55
By: tabokie
  Consider of load-test invoking only one insert statement
Oracle 11g, any platform
By: trantuananh24hg on Mon, 03 June 2019
1 8397 Wed, 05 June 2019 02:48
By: John Watson
  improve performance on updating clob data
Oracle RDBMS, 12.1, Windows
By: unna on Wed, 22 May 2019
7 12234 Tue, 28 May 2019 09:38
By: Michel Cadot
  poor performance during switch log file
Oracle 12.2.0.1 linux 7.6
By: fabi88 on Sun, 12 May 2019
5 9818 Mon, 20 May 2019 22:02
By: trantuananh24hg
  Query Taking Alot of time ..Help in Tuning
11g
By: rrcr on Tue, 12 February 2019
6 13051 Thu, 18 April 2019 03:32
By: cookiemonster
  Oracle CPU usage Analysis
11g
By: s.rangan@outlook.com on Wed, 10 April 2019
3 9319 Thu, 11 April 2019 01:18
By: John Watson
  Oracle high "cost" SELECT query
Oracle 12
By: greenstone90 on Tue, 12 March 2019
13 17464 Thu, 14 March 2019 08:46
By: cookiemonster
  Retrieving 8k rows from one table takes too long
Oracle EE 11.2.0.3.0 - 64bit, Linux
By: Andrey_R on Sun, 30 December 2018
8 12642 Sun, 10 March 2019 01:26
By: dba4oracle
  high buffers
oracle 11gr2 linux
By: dba4oracle on Sat, 09 March 2019
19 15747 Sat, 09 March 2019 21:30
By: dba4oracle
  Table Order in Join
11g
By: rrcr on Thu, 07 February 2019
5 10542 Thu, 07 February 2019 11:03
By: John Watson
  RELY constraints
DB 12.x
By: John Watson on Tue, 05 February 2019
0 7449 Tue, 05 February 2019 04:55
By: John Watson
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