pg_stat_plans 1.0 beta 1 release
От | Peter Geoghegan |
---|---|
Тема | pg_stat_plans 1.0 beta 1 release |
Дата | |
Msg-id | CAEYLb_VOEMeQeG5juT99F5cKKZkiaAxpK+1+S6PjkQa0zYOWhg@mail.gmail.com обсуждение исходный текст |
Список | pgsql-announce |
2ndQuadrant are pleased to announce the release of pg_stat_plans 1.0 beta, an enhanced SQL monitoring and tuning tool. pg_stat_plans allows you to view the most frequent and expensive SQL statements in your applications, just as many other tools allow. However, pg_stat_plans is unique in its ability to offer an SQL query than can be EXPLAINed to view the actual plan, rather than merely a similar plan. pg_stat_plans lists SQL statements by plan, not just by query, and as such can diagnose even complex cases where a single SQL statement returns multiple plans when different parameters are utilised. pg_stat_plans is a variant of the standard Postgres contrib module pg_stat_statements. The tool is a further improvement of the pg_stat_statements module that is distributed with Postgres 9.2, a release in which the module was heavily improved by 2ndQuadrant to make it usable by applications that do not use prepared statements (in practice, the large majority). Unfortunately that module works only with 9.2. In response to strong demand from 2ndQuadrant customers, an explicit goal of pg_stat_plans is to support Postgres 9.0 and 9.1. Official pg_stat_plans page: http://www.2ndQuadrant.com/en/pg_stat_plans =============================================== pg_stat_plans is release now as an open source tool to solve real world performance problems. Support is included as part of 2ndQuadrant's 24x7 Production Support package, priced at $3000 per server, or $40,000 for unlimited server licences.
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