• 另外可以修改索引约束

    Additionally, you can modify indexes and constraints.

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  • 使用对话可以创建修改索引唯一键。

    Use this dialog box to create or modify indexes, primary keys, and unique keys.

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  • 其他方式修改数据库包括添加删除修改索引或其他约束

    Changing the database in other ways, including adding, dropping, or modifying indexes or other constraints.

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  • 此外DB 2中,一旦创建索引不能修改索引定义中的任何子句

    Also, once an index has been created in DB2, you cannot alter any clause of the index definition.

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  • 指定索引名称必须当前现有索引相同可以修改索引定义

    The index name specified must be the same as a currently existing index; however, the index definition can be modified.

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  • 指定索引名称必须当前的现有索引相同;但可以修改索引定义。

    The granularity of locking used on an index can be set using the CREATE INDEX and ALTER INDEX statements.

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  • 公开名为SEC”,并且需要修改索引准则,使其引用这个公开的表名,如下所示。

    The exposed table name is' SEC ', and the index guideline needs to be changed to refer to the exposed name, as shown below.

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  • 因此索引加快检索过程速度,减慢修改的速度。

    So, indexes speed the process of retrieval but slow down modification.

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  • 应用程序准备(编译)好语句之后可以修改语句对象——索引统计信息

    After a statement has been prepared (compiled) by the application, the statement objectstables, indexes, statisticscan be altered.

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  • 一方面,数据库容 易一些简单改变添加一个索引稍稍修改一个查询看到巨大性能改善地方

    The database, on the other hand, is an easy place to make a few simple changes (add an index, change a query slightly) and see tremendous performance improvements.

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  • 一个示例演示了如何不仅数据索引lob修改空间。

    The next example demonstrates how to alter the tablespace not only for table data, but also for indexes and LOBs.

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  • 另外,在查询重写状态下,修改SELECT摆脱一个范围型谓词,可以通过提高索引匹配增强性能

    Also in the query rewrite vein, modifying a SELECT to get rid of a range-type predicate can increase performance by improving index key column matching.

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  • 如果创建新的索引最后一次执行RUNSTATS以后还未修改相应那么可以收集索引目录统计信息

    If new indexes have been created, and the corresponding table has not been modified since the last RUNSTATS execution, then you can collect catalog statistics on indexes only.

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  • 目录中不会反映这些修改除非这些表索引执行RUNSTATS

    None of these changes are reflected in the catalog, unless RUNSTATS is performed on these tables and indexes.

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  • 创建索引期间模型文件作为参数传递而且在此期间被读取以后修改影响现有索引

    The model file is passed as a parameter during index creation and is only read during index creation; later changes do not affect existing indexes.

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  • 该表属性用于针对特定及其索引设置修改阈值

    The table property is used to set the change threshold for that specific table and its indexes.

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  • 初始更新之后增量更新那些已经索引且没有被修改对象不会再次索引

    Updates after the initial update are incremental, unchanged objects that have already been indexed will not be indexed again.

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  • SIAPI只读的,含有任何添加删除修改搜索索引方法

    The SIAPI is read-only and does not contain any methods for adding, removing, or changing the search index.

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  • 能让各种限制应用索引advisor工具看看这些限制条件如何修改建议

    It allows you to apply various constraints to the index advisor and see how those constraints modify the recommendations.

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  • 尤其是一两千万数据的时候,每次修改模式、往数据库添加索引都会数小时完全锁定数据库。

    In particular, making schema changes or adding indexes to a database with more than 10-20 million rows completely locks the database for hours at a time.

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  • updatestatistics期间,数据修改小于设置的STATCHANGE索引将被直接跳过

    Tables and indexes with changes less than the imposed STATCHANGE are completely skipped during update statistics.

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  • Solr将动态创建索引记录创建修改删除时立即更新每个索引

    Solr creates the indices on the fly, updating each index immediately as records are created, modified, or deleted.

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  • 创建浏览以及修改对象(视图索引),这其中包括Oracle8 TYPE对象。

    Create, browse, or alter objects (tables, views, indexes, etc.) including Oracle8 TYPE objects.

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  • 如果删掉一个页面或者网站的部分内容,你可以通过修改robot. txt预防蜘蛛爬行索引那些无效链接

    If you've removed a page or section, you can use the robot.txt to prevent the spiders crawling and indexing the broken links.

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  • 由于一些内部修改,导致应用需要重新创建索引(reindex),总体来说,升级过程相当简单

    A reindex is also needed due to internal changes, but overall the upgrade process should be fairly simple.

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  • 对于不是在内部压缩特性创建索引可以通过修改它们它们转换成压缩索引

    For indexes that were not created initially with compression, you can turn them to compression by altering them.

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  • 开发一个服务器附件自动新的修改文档数据库添加索引数据库。

    Develop a server add-on that automatically adds new and modified documents from the source database to the index database.

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  • 可以添加删除索引通过删除改名添加修改甚至必要的时候借助于SQL

    You can add and drop indexes; alter tables by dropping, renaming, or adding columns; and even drop down into SQL as necessary.

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  • 更新处理过程确定系统哪些对象添加的对象或是已经被修改然后索引那些对象的文本数据

    The update processing will determine which objects are new or changed on the system and index the text data for those objects.

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  • 第一可能未来改变未应答列表进行修改因此包列表的组织形式不再当前线性列表而是通过索引组织成红-

    The first potential future change would modify the unacknowledged packet list so that it is organized with an index as a red-black tree instead of the current linear list.

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