• 利用内部索引恰好一个聚集索引

    The index exploited for the inner table happens to be a clustered index.

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  • 聚集索引更快

    The clustered index will be faster.

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  • 聚集索引最快SELECT不一定正确选择

    A clustered index would be the fastest for that SELECT, but it may not necessarily be correct choice.

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  • 对于聚集索引如果移动聚集索引可以使用在线处理

    For clustered indexes: if you are moving a clustered index you can use online processing.

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  • 聚集索引顺序中的数据存储所以每个只能一个聚集索引

    Your clustered index is the order the data is stored in the table, so you can only have one clustered index per table.

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  • 聚集索引确定顺序记录物理存储(就是为什么每个只能一个)。

    A clustered index determines the order in which records are physically stored (which is why you can only have one per table).

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  • 相反离线重新生成索引将会强制扫描聚集索引(或),因此会删除不一致

    Rebuilding the index offline, by contrast, will force a scan of the clustered index (or heap) and so remove the inconsistency.

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  • 并且聚集索引数据就是级别索引页,综合上述两点,聚集索引占据空间更小。

    The leaf-level pages store the index keys and page pointers, plus a pointer to the row offset table on the data page.

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  • 聚集索引通常加快UPDATEDELETE操作速度,因为这些操作需要读取大量数据

    UPDATE and DELETE operations are often accelerated by clustered indexes because these operations require large amounts of data to be read.

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  • 实验证明方法能够自适应地划分合理的日志空间有效提高查询性能减少各种非聚集索引更新代价

    The experimental results prove that it can make a proper log region allocation, efficiently improve search performance, and reduce non-clustered index update cost.

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  • 重新组织索引时,除了重新组织一个多个索引外,默认情况下将压缩聚集索引或基础包含大型对象数据类型(lob)。

    Besides reorganizing one or more indexes, large object data types (LOBs) that are contained in the clustered index or underlying table are compacted by default when an index is reorganized.

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  • DB 2建立数据聚集属性方法根据一个索引进行重组

    The way to establish a certain data clustering property in DB2 is to reorganize the table according to an index.

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  • 添加一个索引聚集步骤非常类似清单8展示的步骤。

    The steps to add an indexed clustering column are very similar to the ones shown in Listing 8.

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  • Swotti是个语义聚集关于产品意见有助于购买决定

    Swotti is a semantic search engine that aggregates opinions about products to help you make purchasing decisions.

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  • (聚集聚集)索引类型指定

    Index type (CLUSTERED or NONCLUSTERED) not specified.

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  • 可能会考虑使用简单另一个单列身份集群创建索引视图聚集3

    You may consider an alternative of using a simple single-column identity clustering key, and creating an indexed view clustered around the 3 columns.

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  • 索引视图聚集具有相同存储结构

    Indexed views have the same storage structure as clustered tables.

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  • 如果包含簇的索引工具可以自动添加rowid聚集索引设置转换过程中。

    If the source table doesn't include a primary key or clustered index, the tool can automatically add a ROWID column and set the clustered index on the column during the conversion.

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  • 如果更改顺序索引名称聚集选项填充因子,则要修改

    Modify a primary key if you want to change the column order, index name, clustered option, or fill factor.

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  • 如果更改顺序索引名称聚集选项填充因子,则要修改

    Modify a primary key if you want to change the column order, index name, clustered option, or fill factor.

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