relational operator是什么意思_relational operator的中文翻译

[计]关系算子

operator───n.经营者；操作员；运营商；话务员；行家；接线员

bellman operator───行李员操作员

radio operator───无线电报务员[话务员]；无线电话务员

relational database───关系数据库; 关系型数据库；[计]关系数据库

keyboard operator───电脑操作员；键盘操作员；n.电脑操作员; [计]键盘操作员

concatenation operator───连锁作用标记（指+号）；并置算符；连接算符

Tour Operator───旅行社；包价旅游承办商；n.旅游经营者

operator song───操作员宋

boiler operator───锅炉操作工

With the correlation it operates more like a user-defined relational operator.───由于这一层关系，它操作起来更像是一个用户定义的关系操作符。

operation can be a relational operator, a system - or user-defined function, or an SQL operator, such as GROUP BY, ORDER BY, and so on.───操作可以是一个关系运算符，或者系统或用户定义的函数，也可以是一个sql操作符，例如GROUP BY、ORDER BY等。

The previous example creates two dictionaries and uses them to test the relational operator.───前面的示例创建两个 dictionary 并使用它们测试 关系操作符。

An operation can be a relational operator, a system- or user-defined function, or an SQL operator, such as GROUP BY, ORDER BY, and so on.───操作可以是一个关系运算符，或者系统或用户定义的函数，也可以是一个SQL操作符，例如GROUPBY、ORDERBY等。

With the correlation it operates more like a user-defined relational operator.

An operation can be a relational operator, a system- or user-defined function, or an SQL operator, such as GROUP BY, ORDER BY, and so on.

Several types of relational operator in the information assimilating are described in detail.