发布于 2016-06-04 00:00:29 | 66 次阅读 | 评论: 0 | 来源: 网友投递
Teiid 数据虚拟化系统
Teiid是一个数据虚拟化系统，让应用程序使用来自多个异构数据存储的数据。
Teiid由一堆工具，组件和创建和执行双向数据的服务所组成。通过抽象和联合、数据存取和集成的实时分布式数据源，无需进行复制或以其他方式移动数据系统的纪录。
简而言之：Teiid 可以让你用 JDBC + SQL 来访问企业的任何数据，并可对这些不同源的数据进行联合查询。
Teiid 8.13.5 发布了，
更新内容：
[TEIID-4104] - FORMATTIMESTAMP function is not correctly pushed down when a column is passed as FORMAT argument
[TEIID-4175] - Certain nested dependent join structure will cause fewer results than expected
[TEIID-4192] - If a column is blank the TEXTAGG function excludes it from the output
[TEIID-4207] - Limit pushdown is incorrect for simpledb
[TEIID-4211] - Wrong rewriting of CTEs when pushed down to PostgreSQL
[TEIID-4214] - Null pointer exception with trace log
[TEIID-4221] - HANA translator: incorrect pushdown of week function
[TEIID-4223] - Hana translator: incorrect pushdown of QUARTER function
[TEIID-4224] - HANA translator : incorrect pushdown of DAYOFWEEK function
[TEIID-4225] - HANA translator : DAYNAME function is not pushed
[TEIID-4226] - HANA translator: boolean type converted to tinyint in each convert
[TEIID-4235] - dynamic sql recursion check not valid after caught exception
[TEIID-4237] - INNER JOIN returns incorrect results
[TEIID-3600] - DB2 - error getting substring if "from position" is out of range
[TEIID-4241] - Remove dependencies used for embedded examples
详情：http://teiid.blogspot.com/2016/06/8135-available.html