嵌套查询 meaning in Chinese
nested query
Examples
- One example : sql can join tables or nest queries
例如： sql可以连接表或嵌套查询。 - Explains how to create subqueries , or nested queries
解释如何创建子查询或嵌套查询。 - You can always convert a nested query into an equivalent join
您始终可以将嵌套查询转换成等价的连接。 - Otherwise , the nested query must be processed for each result of the outer query to ensure elimination of duplicates
否则，为确保消除重复值，必须为外部查询的每个结果都处理嵌套查询。 - An sql statement that contains a subquery . the subquery is a query within the sql statement used to determine values in the main or parent statement
嵌套查询：包含子查询的sql声明。子查询用于定义主体查询或者父查询中使用到的某些值。