optional clause
英 [ˈɒpʃənl klɔːz]
美 [ˈɑːpʃənl klɔːz]
任择条款，任意条款
双语例句
- FROM is an optional clause that provides the URI of the dataset to use.
作为前缀。FROM是一个可选的子句，它提供了将要使用的数据集的URI。 - The while loop, as was the case with the if statement, supports an optional else clause containing a block of program statements executed when the expression is False.
while循环与if语句一样，支持一个可选的else子句，其中包含一个当表达式计算为False时执行的程序语句块。 - The if statement supports an optional else clause that indicates a block of program statements that should be processed if the Boolean expression evaluates False.
if语句支持一个可选的else子句，指示当布尔表达式计算为False时应该处理的程序语句块。 - BULK COLLECT is not a statement on its own, but an optional clause that can be applied to SELECT INTO and FETCH statements.
BULKCOLLECT自身不是语句，而是可用于SELECTINTO和FETCH语句的可选子句。 - The DELETE statement deletes all rows from the specified table that satisfy an optional WHERE clause.
DELETE语句从指定表中删除满足可选WHERE子句的所有行。 - A transform expression starts with the optional "transform" keyword followed by a COPY, MODIFY, and a RETURN clause.
转换表达式的开头是可选的“transform”关键字，然后是COPY、MODIFY和RETURN子句。 - Use the optional collate clause to specify a collation different from the default.
使用可选的collate子句指定与默认值不同的排序规则。