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database index中文是什么意思

  • 數(shù)據(jù)庫她

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  • 例句與用法
  • This sample demonstrates techniques for implementing database index space monitoring applications
    此示例說明了實現(xiàn)數(shù)據(jù)庫索引空間監(jiān)視應(yīng)用程序的方法。
  • A z os installation requires that the tables be in different schemas , because of database index requirements
    因為數(shù)據(jù)庫索引的需要, z / os安裝要求這些表在不同的模式中。
  • By using query optimization , database index , middle base and automatic data update technique , the dw project is very successful . the academic design , the method of implement and the future of insurance industry data warehousing are introduced
    通過運(yùn)用查詢優(yōu)化技術(shù)、數(shù)據(jù)倉庫索引技術(shù)、帶中間庫的三層結(jié)構(gòu)和數(shù)據(jù)倉庫數(shù)據(jù)自動更新方案成功地建立了大連人壽保險業(yè)務(wù)數(shù)據(jù)倉庫系統(tǒng)。
  • 百科解釋
A database index is a data structure that improves the speed of data retrieval operations on a database table at the cost of slower writes and less storage space. Indices can be created using one or more columns of a database table, providing the basis for both rapid random lookups and efficient access of ordered records.
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