Query workload statistics collection in a database management system
    2.
    发明申请
    Query workload statistics collection in a database management system 有权
    在数据库管理系统中查询工作负载统计信息

    公开(公告)号:US20050234900A1

    公开(公告)日:2005-10-20

    申请号:US10824856

    申请日:2004-04-14

    IPC分类号: G06F17/30

    摘要: In various embodiments, a method, apparatus, and article of manufacture collect statistics in a database management system. A workload comprising a plurality of database queries is received. Query statistics for the database queries are identified. The query statistics for the database queries are consolidated to provide consolidated statistics. One or more statistics collection requests are generated based on the consolidated statistics.

    摘要翻译: 在各种实施例中,方法,装置和制品在数据库管理系统中收集统计数据。 接收包括多个数据库查询的工作负载。 识别数据库查询的查询统计信息。 合并数据库查询的查询统计信息以提供统一统计信息。 基于统一统计信息生成一个或多个统计信息收集请求。

    Method, system, and program for statistics management
    4.
    发明申请
    Method, system, and program for statistics management 有权
    统计管理的方法,系统和程序

    公开(公告)号:US20050149505A1

    公开(公告)日:2005-07-07

    申请号:US10752915

    申请日:2004-01-07

    IPC分类号: G06F17/30

    摘要: Disclosed is a technique for maintaining statistics. A query is received. Column group generation is performed to form one or more column groups. Column group refinement is performed based on statistics data generated for a previously received query. A statistics check is automatically performed. A statistics collection command is generated to obtain statistics.

    摘要翻译: 公开了一种维护统计的技术。 接收到查询。 执行列组生成以形成一个或多个列组。 基于针对先前接收到的查询生成的统计数据执行列组细化。 统计检查自动执行。 生成统计信息收集命令,获取统计信息。