explain | Down Home Country Coding With Scott Selikoff and Jeanne Boyarsky https://www.selikoff.net Java/J2EE Software Development and Technology Discussion Blog Mon, 11 Nov 2013 17:16:58 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 4595340 postgres tuning – fixing a production problem https://www.selikoff.net/2012/12/22/postgres-tuning-fixing-a-production-problem/ https://www.selikoff.net/2012/12/22/postgres-tuning-fixing-a-production-problem/#comments Sat, 22 Dec 2012 22:35:44 +0000 http://www.selikoff.net/?p=4636 After a new feature was implemented (not by me), coderanch started crashing almost every day in the middle of the night.  In a few days, I’ll be blogging about the troubleshooting process and how timezones helped.  This post focuses on … Continue reading →

The post postgres tuning – fixing a production problem first appeared on Down Home Country Coding With Scott Selikoff and Jeanne Boyarsky.
postgres tuning – fixing a production problem was first posted on December 22, 2012 at 5:35 pm.
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]]> https://www.selikoff.net/2012/12/22/postgres-tuning-fixing-a-production-problem/feed/ 1 4636 more postgres tuning in jforum https://www.selikoff.net/2012/10/21/more-postgres-tuning-in-jquery/ https://www.selikoff.net/2012/10/21/more-postgres-tuning-in-jquery/#respond Mon, 22 Oct 2012 02:40:53 +0000 http://www.selikoff.net/?p=4595 A teammate installed a new feature on CodeRanch JForum that uses a 4,515,409 row table. When dealing with over a million rows, scans become a huge performance drain. To the point where one query was slow but real usages with … Continue reading →

The post more postgres tuning in jforum first appeared on Down Home Country Coding With Scott Selikoff and Jeanne Boyarsky.
more postgres tuning in jforum was first posted on October 21, 2012 at 10:40 pm.
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]]> https://www.selikoff.net/2012/10/21/more-postgres-tuning-in-jquery/feed/ 0 4595 sql query optimization – why temp tables can help https://www.selikoff.net/2012/05/30/sql-query-optimization-why-temp-tables-can-help/ https://www.selikoff.net/2012/05/30/sql-query-optimization-why-temp-tables-can-help/#respond Thu, 31 May 2012 02:02:57 +0000 http://www.selikoff.net/?p=4305 Last month, I migrated the jforum.net forum data to a coderanch jforum forum.  I had a requirement/goal to update the links in our forum so they work rather than point to the jforum broken links. First I created the mapping. … Continue reading →

The post sql query optimization – why temp tables can help first appeared on Down Home Country Coding With Scott Selikoff and Jeanne Boyarsky.
sql query optimization – why temp tables can help was first posted on May 30, 2012 at 10:02 pm.
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]]> https://www.selikoff.net/2012/05/30/sql-query-optimization-why-temp-tables-can-help/feed/ 0 4305