OLTP Archives - 2ndQuadrant

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Postgres-XL 9.5R1Beta1 is here!

February 18, 2016/1 Comment/in 2ndQuadrant, Pavan's PlanetPostgreSQL /by Pavan Deolasee

I’m extremely pleased to see that after months of efforts and contributions by different people around the world, Postgres-XL 9.5 R1 Beta1 has finally arrived. This release is significantly better, in all respects such as performance, stability and high availability, as compared to the past release. Enormous amount of work has gone into PostgreSQL in the […]

Postgres-XL: Dealing with read-only transactions

February 12, 2016/3 Comments/in 2ndQuadrant, Pavan's PlanetPostgreSQL /by Pavan Deolasee

One of the problems with Postgres-XL 9.2 is that it assigns a global transaction identifier (GXID) for every transaction that is started in the cluster. Since its hard for the system to know if a transaction is read-only or not (remember, even SELECT queries can do write activities), Postgres-XL would always assign a GXID and send […]

Working towards Postgres-XL 9.5

August 26, 2015/25 Comments/in 2ndQuadrant, Pavan's PlanetPostgreSQL, PostgreSQL /by Pavan Deolasee

It’s been busy few months as we work towards merging Postgres-XL with the latest and greatest release of PostgreSQL. Postgres-XL is an open source fork of PostgreSQL that provides a scalable platform for OLTP and Business Intelligence. The current release of Postgres-XL is based on PostgreSQL 9.2, so it lacks all the improvements made to […]

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