单词盒子

multi-table join

M 开头单词

基本解释

  • [计算机科学技术]多表连接

英汉例句

    双语例句

  • For example, using SQL to create a multi-table outer join that outputs its results to a new XML document is much more complicated to the average developer than writing XQuery.
    比方说，对于一般开发人员，使用 SQL 创建输出结果为新 XML 文档的多表外连接查询要比编写 XQuery 复杂得多。
  • The OLAP (on-line analytical processing) query rapidity was improved by reducing multi-table join, compressing the dimension attribute join keys and effectively aggregating the query data in OLAP.
    为了减少OLAP中的多表连接，压缩维属性连接关键字，对查询数据进行有效地分组聚集操作，来提高OLAP查询速度。

专业释义

    计算机科学技术

  • 多表连接

    Multi-table join is one of the most time-consuming operations in the Online Analytical Processing based on relations.
    基于关系存储的联机分析处理(ROLAP)通常会涉及多表连接操作。