发布于 2016-05-26 00:27:56 | 79 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 9.0 CR1 发布了，本次更新是一次比较大的更新，处理了238项问题。该版本主要特性如下：
TEIID-3601 Large row counts internal tables and source queries are no longer limited to max integer rows. However update counts, count aggregate values, user result sets, etc. are still limited to max integer.
TEIID-3792 Array Quantified Comparisons can be used to search array values - for example expression = SOME (array_expression)
TEIID-3462 Semantic VDB Versioning can be used in the VDB name and connection string, rather than the simple integer version. See the Reference for more.
TEIID-3849 Cassandra Update Improvements for bulk/batch updates and asynch processing.
TEIID-3869 Additional geospatial support for Geoserver integration with Teiid.
TEIID-2476 Data role metadata filtering to omit non-accessible objects from system tables.
TEIID-4076 Improved autoCommitTxn detect to prevent unnecessary transactions.
TEIID-4084 Allowing for with clause inlining to improve performance.
TEIID-3725 JDG Cache/DSL Translator added cache swapping feature to support external materialization.
TEIID-3810 JDG Cache/DSL Translator upgraded support for JDG 6.6
TEIID-3520 Swagger Translator for calling REST services defined by Swagger.
TEIID-4202 Lateral join and procedure pushdown support for targeted sources.
下载地址：http://teiid.jboss.org/downloads/