The server data store is an enterprise relational database server such as IBM DB2, Oracle, or Microsoft SQL Server.

服务器数据存储是企业关系数据库，如 IBM DB2、Oracle 或 Microsoft SQL Server。

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Note: If you are using an SQL server or an Oracle database rather than db2.

注释：如果您使用的不是DB2，而是SQL server或者Oracle数据库，那么。

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Like other relational database management systems such as Oracle and SQL Server, Informix has its internal optimizer, which is responsible for selecting the best query execution plan.

与Oracle和SQL Server等其他关系数据库管理系统一样，Informix也有内部优化器，负责选择最佳的查询执行计划。

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The rapid and disruptive shift in the industry toward those business-driven themes have led Ellison to assert a bold claim: new competitive dynamics in the database sector will raise the stakes for Teradata and other relatively lower-profile players that have generally stayed under the radar of Oracle, IBM, and even Microsoft SQL Server.

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Microsoft saw the Raw Iron announcement as an attempt by Oracle to offer another competitive database to Microsoft's SQL Server.

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Oracle first announced support for big data with its new Big Data Appliance and Oracle NoSQL database at the Open World conference, and was followed by Microsoft which announced Hadoop support for SQL Server 2012.

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