relation operator

• 关系运算符

relation operator的用法和样例：

例句

1. The query contains scalar or relational operators that cannot be run in parallel.
   查询包含无法并行运行的标量运算符或关系运算符。
2. Any of the relational operators you've seen earlier in this chapter can be used to produce a conditional statement.
   本章早些时候接触到的所有关系运算符都可拿来构造一个条件语句。