术语 | nondense index |
释义 | nondense index 非稠密索引 In database, an index that provides information on the location of a group of records. Once the location is accessed the records must be scanned sequentially until the one corresponding to the appropriate key is found. 在数据库中,一种能提供一组记录存储单元信息的索引。一旦该存储单元被访问,则按顺序 扫描该记录,直到相应于适当的关键字的记录被找到为止。 |
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