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Weekly News
pgsql-performance since 2013-01-15 20:11
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2013-01-15
Re: [PERFORM] Slow query: bitmap scan troubles
Tom Lane (20:11)
Re: Insert performance for large transaction with multiple COPY FROM
Horst Dehmer (23:44)
2013-01-17
Re: Performance on Bulk Insert to Partitioned Table
Ali Pouya (14:38)
Re: Performance on Bulk Insert to Partitioned Table
Charles Gomes (15:01)
Re: Performance on Bulk Insert to Partitioned Table
Ali Pouya (16:03)
Re: Insert performance for large transaction with multiple COPY FROM
Jeff Janes (18:12)
2013-01-18
Re: Insert performance for large transaction with multiple COPY FROM
Horst Dehmer (23:15)
2013-01-21
High CPU usage after partitioning
rudi (15:05)
Analyze and default_statistics_target
AJ Weber (15:29)
Re: Analyze and default_statistics_target
Heikki Linnakangas (15:47)
Re: Analyze and default_statistics_target
Albe Laurenz (16:00)
Re: High CPU usage after partitioning
Merlin Moncure (17:13)
Re: High CPU usage after partitioning
Kevin Grittner (21:12)
2013-01-22
Re: High CPU usage after partitioning
Andrew Dunstan (00:41)
Re: High CPU usage after partitioning
rudi (13:34)
Re: High CPU usage after partitioning
Merlin Moncure (14:04)
Re: High CPU usage after partitioning
rudi (14:21)
Re: High CPU usage after partitioning
Andrew Dunstan (14:46)
Re: High CPU usage after partitioning
rudi (15:08)
Re: High CPU usage after partitioning
Igor Neyman (15:42)
Re: High CPU usage after partitioning
Tom Lane (18:38)
Effect of the WindowAgg on the Nested Loop
Виктор Егоров (20:57)
2013-01-23
autovacuum fringe case?
AJ Weber (16:53)
Re: autovacuum fringe case?
Evgeniy Shishkin (19:03)
Re: autovacuum fringe case?
Jeff Janes (19:13)
Re: autovacuum fringe case?
Kevin Grittner (22:17)
Re: autovacuum fringe case?
AJ Weber (22:48)
2013-01-24
Re: autovacuum fringe case?
Alvaro Herrera (02:03)
Re: autovacuum fringe case?
Jeff Janes (03:06)
2013-01-25
DML's to tpcw benchmark for postgresql
Sachin D. Kotwal (06:38)
Nested loop and simple join query - slow after upgrade to 9.2
alexandre - aldeia digital (15:34)
Re: Nested loop and simple join query - slow after upgrade to 9.2
Jeff Janes (18:29)
Re: Nested loop and simple join query - slow after upgrade to 9.2
alexandre - aldeia digital (19:30)
2013-01-27
PostgreSQL over internet
belal hamed (00:15)
Re: PostgreSQL over internet
ktm@rice.edu (02:45)
Re: [PERFORM] pgbench to the MAXINT
Satoshi Nagayasu (04:24)
Re: PostgreSQL over internet
Richard Neill (06:13)
Re: PostgreSQL over internet
belal hamed (12:09)
Re: PostgreSQL over internet
ktm@rice.edu (17:33)
Re: PostgreSQL over internet
David Rowley (20:23)
2013-01-28
Re: PostgreSQL over internet
belal hamed (11:15)
Triggers and transactions
Craig James (18:54)
Re: Triggers and transactions
Richard Huxton (19:10)
Re: Triggers and transactions
Rosser Schwarz (19:25)
Re: [PERFORM] pgbench to the MAXINT
Gurjeet Singh (21:30)
Re: Simple join doesn't use index
Alex Vinnik (23:43)
2013-01-29
Re: Simple join doesn't use index
Filip Rembiałkowski (00:55)
Re: Simple join doesn't use index
Merlin Moncure (02:31)
Re: [PERFORM] pgbench to the MAXINT
Heikki Linnakangas (10:12)
Re: Simple join doesn't use index
Alex Vinnik (14:24)
Re: Simple join doesn't use index
Alex Vinnik (14:41)
Re: Simple join doesn't use index
Filip Rembiałkowski (16:19)
Re: Simple join doesn't use index
Merlin Moncure (16:41)
Re: Simple join doesn't use index
Ben Chobot (17:39)
Re: Simple join doesn't use index
Alex Vinnik (18:59)
Re: Simple join doesn't use index
Merlin Moncure (19:35)
Re: Simple join doesn't use index
Jeff Janes (20:06)
Re: Simple join doesn't use index
Alex Vinnik (20:43)
Re: Simple join doesn't use index
Alex Vinnik (20:48)
Re: Simple join doesn't use index
Jeff Janes (23:15)
2013-02-01
Fighting the planner >:-(
Casey Allen Shobe (17:11)
Re: Fighting the planner >:-(
Casey Allen Shobe (17:54)
Re: Fighting the planner >:-(
Richard Huxton (18:50)
Re: Fighting the planner >:-(
Casey Allen Shobe (19:18)
Re: Fighting the planner >:-(
Casey Allen Shobe (21:02)
Re: Fighting the planner >:-(
Виктор Егоров (21:12)
Re: Fighting the planner >:-(
Casey Allen Shobe (21:18)
Re: Fighting the planner >:-(
Виктор Егоров (21:55)
Re: Fighting the planner >:-(
Casey Allen Shobe (22:03)
Re: Fighting the planner >:-(
Виктор Егоров (22:17)
2013-02-02
Re: Simple join doesn't use index
Jeff Janes (16:39)
2013-02-04
Re: Simple join doesn't use index
Dan Fairs (21:14)
numerical primary key vs alphanumerical primary key
Anne Rosset (21:52)
Re: numerical primary key vs alphanumerical primary key
Виктор Егоров (21:57)
2013-02-05
Slow Query Help
Will Platnick (03:45)
Re: Slow Query Help
Heikki Linnakangas (13:58)
postgresql.conf recommendations
Johnny Tan (22:02)
Re: postgresql.conf recommendations
Josh Krupka (22:37)
Re: postgresql.conf recommendations
Johnny Tan (23:46)
2013-02-06
Re: postgresql.conf recommendations
Josh Krupka (04:23)
Re: postgresql.conf recommendations
Pavan Deolasee (06:00)
Re: postgresql.conf recommendations
ac@hsk.hk (06:18)
Re: Slow Query Help
Pavan Deolasee (08:51)
Re: postgresql.conf recommendations
Kevin Grittner (12:49)
Re: Slow Query Help
Will Platnick (13:17)
Re: postgresql.conf recommendations
David Whittaker (15:42)
Re: Slow Query Help
Kevin Grittner (16:22)
Re: Slow Query Help
Will Platnick (16:24)
Re: Slow Query Help
Pavan Deolasee (16:27)
Re: postgresql.conf recommendations
Josh Krupka (18:20)
Re: postgresql.conf recommendations
David Whittaker (19:13)
Re: postgresql.conf recommendations
Johnny Tan (19:33)
Re: postgresql.conf recommendations
Johnny Tan (19:45)
Re: postgresql.conf recommendations
Johnny Tan (19:47)
Re: postgresql.conf recommendations
Jeff Janes (20:12)
Re: postgresql.conf recommendations
Josh Krupka (20:27)
Re: postgresql.conf recommendations
Kevin Grittner (21:12)
2013-02-07
Re: postgresql.conf recommendations
Strahinja Kustudić (12:06)
Re: postgresql.conf recommendations
Charles Gomes (14:41)
Re: postgresql.conf recommendations
Johnny Tan (17:29)
Re: postgresql.conf recommendations
Josh Krupka (17:49)
2013-02-08
FTS performance issue probably due to wrong planner estimate of detoasting
Stefan Keller (00:52)
Re: FTS performance issue probably due to wrong planner estimate of detoasting
Pavel Stehule (05:45)
Re: FTS performance issue probably due to wrong planner estimate of detoasting
Jesper Krogh (06:56)
Slow query even with aggressive auto analyze
Karolis Pocius (12:36)
Re: FTS performance issue probably due to wrong planner estimate of detoasting
Stefan Keller (17:30)
temp tablespaces and SSDs, etc..
Jon Nelson (20:52)
Query Time is Slow
Foster, Kristian B (HSC) (22:13)
Re: Query Time is Slow
Kevin Grittner (22:45)
2013-02-09
Re: postgresql.conf recommendations
Johnny Tan (13:19)
Re: postgresql.conf recommendations
Johnny Tan (13:24)
Re: postgresql.conf recommendations
Scott Marlowe (14:51)
Re: postgresql.conf recommendations
Josh Krupka (19:37)
Re: postgresql.conf recommendations
Jeff Janes (20:16)
Re: postgresql.conf recommendations
Scott Marlowe (21:03)
2013-02-10
Re: postgresql.conf recommendations
Jeff Janes (04:02)
Re: Slow query even with aggressive auto analyze
Amit kapila (06:52)
2013-02-11
Is it correct to optimize a query with subselect in the "where"?
Alexandre Riveira (12:52)
Re: postgresql.conf recommendations
Charles Gomes (14:57)
Re: Partition insert trigger using C language
Ali Pouya (15:24)
Re: postgresql.conf recommendations
Johnny Tan (22:10)
Re: postgresql.conf recommendations
Scott Marlowe (22:57)
Re: postgresql.conf recommendations
Will Platnick (23:29)
2013-02-12
Re: postgresql.conf recommendations
Scott Marlowe (02:54)
Re: numerical primary key vs alphanumerical primary key
Julien Cigar (13:06)
Re: numerical primary key vs alphanumerical primary key
Grant Johnson (15:05)
Re: numerical primary key vs alphanumerical primary key
Florent Guillaume (15:14)
Re: numerical primary key vs alphanumerical primary key
Claudio Freire (16:26)
High CPU usage / load average after upgrading to Ubuntu 12.04
Dan Kogan (17:25)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Dan Kogan (19:59)
2013-02-13
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Dan Kogan (01:28)
Re: Partition insert trigger using C language
Matheus de Oliveira (11:00)
connection poolers' db connections
Yetkin Öztürk (13:47)
Re: connection poolers' db connections
Kevin Grittner (14:56)
Re: connection poolers' db connections
Yetkin Öztürk (15:35)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (19:24)
2013-02-14
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (00:25)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Dan Kogan (01:30)
700K Inserts in transaction
Asmir Mustafic (10:28)
PG_XLOG 27028 files running out of space
Tory M Blue (10:49)
Re: PG_XLOG 27028 files running out of space
Ian Lawrence Barwick (11:01)
Re: PG_XLOG 27028 files running out of space
Tory M Blue (11:06)
Re: PG_XLOG 27028 files running out of space
Heikki Linnakangas (11:08)
Re: PG_XLOG 27028 files running out of space
Albe Laurenz (11:09)
Re: PG_XLOG 27028 files running out of space
Tory M Blue (11:11)
Re: 700K Inserts in transaction
nik9000 (11:51)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Merlin Moncure (14:07)
Surprising no use of indexes - low performance
Nicolas Charles (15:35)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Dan Kogan (17:27)
Re: Surprising no use of indexes - low performance
Ireneusz Pluta (18:25)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (18:38)
Re: Surprising no use of indexes - low performance
Jeff Janes (19:27)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Dan Kogan (20:41)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (23:57)
2013-02-15
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Dan Kogan (04:32)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Scott Marlowe (04:47)
Re: Partition insert trigger using C language
Ali Pouya (08:47)
Re: Surprising no use of indexes - low performance
Nicolas Charles (09:00)
Very slow update statement on 40mio rows
Florian Schröck (14:30)
Re: Very slow update statement on 40mio rows
Kevin Grittner (14:59)
Re: Very slow update statement on 40mio rows
Florian Schröck (15:32)
Re: Surprising no use of indexes - low performance
Jeff Janes (18:04)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (18:26)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Scott Marlowe (18:52)
Re: Surprising no use of indexes - low performance
Merlin Moncure (21:27)
2013-02-16
Re: temp tablespaces and SSDs, etc..
Bruce Momjian (00:32)
Re: Surprising no use of indexes - low performance
Nicolas Charles (09:25)
2013-02-18
slow query plans caused by under-estimation of CTE cardinality
John Lumby (16:45)
Re: slow query plans caused by under-estimation of CTE cardinality
Vitalii Tymchyshyn (20:40)
Re: slow query plans caused by under-estimation of CTE cardinality
John Lumby (23:26)
2013-02-19
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (00:19)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (00:39)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Jon Nelson (00:46)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (00:51)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Scott Marlowe (03:41)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Mark Kirkwood (04:28)
Speed of exist
Bastiaan Olij (06:34)
Re: Speed of exist
Andy (07:31)
Re: Speed of exist
Bastiaan Olij (07:36)
Re: Speed of exist
Pavel Stehule (07:39)
Re: slow query plans caused by under-estimation of CTE cardinality
Tom Lane (10:09)
Re: Speed of exist
Bastiaan Olij (10:18)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (17:51)
Re: Very slow update statement on 40mio rows
Merlin Moncure (20:04)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Mark Kirkwood (23:17)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (23:24)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Mark Kirkwood (23:37)
2013-02-20
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Scott Marlowe (03:15)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (22:44)
2013-02-21
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Scott Marlowe (01:15)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Josh Berkus (03:14)
Wrong actual number of rows in the Query Plan
Vahe Evoyan (07:24)
Poor performance after update from SLES11 SP1 to SP2
Mark Smith (09:59)
Re: Poor performance after update from SLES11 SP1 to SP2
Vasilis Ventirozos (10:25)
Re: Poor performance after update from SLES11 SP1 to SP2
Scott Marlowe (10:36)
Re: High CPU usage / load average after upgrading to Ubuntu 12.04
Glyn Astill (11:24)
Re: Poor performance after update from SLES11 SP1 to SP2
Sergey Konoplev (16:23)
Are bitmap index scans slow to start?
Carlo Stonebanks (16:57)
Re: Are bitmap index scans slow to start?
Jeff Janes (18:19)
Re: Are bitmap index scans slow to start?
Marc Mamin (19:40)
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