欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页  >  数据库

SQL on HBase

程序员文章站 2022-05-28 09:57:38
...

My Salesforce colleague and cubicle neighbor, James Taylor, just released Phoenix a SQL layer on top of HBase to the Open Source world. Phoenix is implemented as a JDBC driver. It makes use of various HBase features such as coprocessors an

My Salesforce colleague and cubicle neighbor, James Taylor, just released Phoenix a SQL layer on top of HBase to the Open Source world.

Phoenix is implemented as a JDBC driver. It makes use of various HBase features such as coprocessors and filters to push predicates into the server as much as possible. Queries are parallelized across RegionServers.

Phoenix has a formal data model that includes making use of the row key structure for optimization.

Currently Phoenix is limited to single table operations.

Here's James' blog entry announcing Phoenix.