词语大全 table index中文翻譯

Posted 2022-08-19 索引

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词语大全 table index中文翻譯

Noindex does not affect system tables because integrity checks are always performed on system table indexes
Noindex不影響系統表，因為總是對系統表索引執行完整性檢查。

Noindex does not affect system tables because dbcc checkfilegroup always checks all system table indexes
Noindex不影響系統表，因為dbcc checkdb總是對所有系統表索引進行檢查。

Noindex does not affect system tables because the integrity checks are always performed on all system table indexes
Noindex不會影響系統表，因為完整性檢查的執行對象始終是所有系統表索引。

With that single macro , you can take away a lot of work for any program that has to generate mathematical tables indexed by integer
使用這一個宏，就可以節省很多編程的工作，它可以生成一個使用整數進行索引的數學表。

However , in the absence of data distribution information , the optimizer will calculate selectivity for filters of different types based on table indexes
然而在缺乏數據分布信息的情況下，優化器將基于表索引計算不同類型篩選器的選擇性。

Drop table indexes to improve performance for large bulk imports . this guidepne is for when you are importing a large amount of data pared to the amount of data that is already in the table
如果要加載的數據與表中已存在的數據相比數量較大，則執行大容量導入操作之前從表中刪除索引將顯著提高性能。

The other is schema path look - up hash table index . it is used to evaluate absolute paths for general regular path expressions , such as relative path expressions , so as to repeve the workload of large scale of navigation and speed up queries
此外，為了解決主索引對于相對路徑查詢需要大規模遍歷的問題，我們設計了模式路徑哈希表作為輔助索引，用于在主索引執行相對路徑查找之前計算相對路徑查詢的絕對路徑，使主索引的遍歷負荷大大減輕，從而使相對查詢的效率提高。