index clause 中文意思是什麼

index clause 解釋
指數條款
  • index : n (pl es dices )1 索引。2 指標,標準,標志。3 示[食]指 (=index finger)。4 指數。5 【印刷】指...
  • clause : n. 1. (章程、條約等的)條,項;條款。2. 【語法】子句,分句,主謂結構,從句。
  1. If an attempt is made to enter data for which there is a unique index and the ignore dup key clause is set to on, only the rows violating the unique index fail

    如果在存在唯一索引並且ignore _ dup _ key子句設置為on的情況下輸入數據,則只有違反unique索引的行才會失敗。
  2. The index of the beginning of the guard clause

    :監護子句開始處的索引
  3. The index of the instruction after the end of the guard clause

    :監護子句後面的指令的索引關于
  4. The maxdop clause can now be specified on index data definition language statements, controlling the number of parallel operations used by that specific statement

    Maxdop子句現在可以在索引數據定義語言( ddl )語句上指定,以控制特定語句所使用的并行操作的數目。
  5. When creating a partitioned table space in db2 udb v7, db2 divides the data among the partitions according to the part clause of the create index statement

    在db2 udb v7中創建分區的表空間時, db2根據create index語句的part子句將數據劃分到幾個分區上。
  6. It lets db2 use the index to immediately look up the row or rows that satisfy the two simple predicates in the where clause

    它讓db2使用索引來立即查找滿足where子句中的兩個簡單謂詞的行。
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