An index is an ordered set of Pointers to rows in a base table.
索引是一个指向基础表的有序指针集。
An ordered collection of values where each value is identified by an integer index.
序列:一系列值的有序排列,每一个值都有一个唯一的整数序号。
An index is an ordered subset of the table on which it is created.
索引是创建索引所基于的表的有序子集。
An index is an ordered subset of the table on which it is created.
索引是创建索引所基于的表的有序子集。
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