signal statement是什么意思_signal statement的中文翻译

符号语句

signal───adj.显著的；作为信号的；n.(Signal)人名；(瑞典)西格纳尔；vt.标志；用信号通知；表示；n.信号；暗号；导火线；vi.发信号

statement───n.声明；陈述，叙述；报表，清单

signal wire───[通信]信号线

radio signal───无线电讯号；无线电信号

home signal───进站信号（机）；[铁路]进站信号；[铁路]进站信号机

signal processing───[通信]信号处理

alarm signal───[安全]警报信号；n.警报，警报信号

digital signal───[自][通信]数字信号

signal words───信号词；标志词

is important to realize the impact of the inclusion of our SIGNAL statement.───认识到包含signal语句的效果是很重要的。

Listing 14 shows an example of the SIGNAL statement.───清单14展示了一个示例signal语句。

The SIGNAL statement is used to explicitly raise an error and force the invocation of a handler.───signal语句用于显式地发出一个错误并强制调用处理程序。

The SIGNAL statement is used to explicitly raise an error and force the invocation of a handler.───SIGNAL语句用于显式地发出一个错误并强制调用处理程序。

You can use a SIGNAL statement to raise an error condition if the business rule defined in your trigger is violated.───如果违反了您在触发器中定义的业务规则，就可以使用SIGNAL语句来抛出一个错误条件信号。

Any valid SQLSTATE value can be used in the SIGNAL statement, including user-defined SQLSTATEs and conditions.───任何有效SQLSTATE值都可以用于SIGNAL语句中，包括用户定义的SQLSTATE和条件。

It is important to realize the impact of the inclusion of our SIGNAL statement.───认识到包含SIGNAL语句的效果是很重要的。

The SIGNAL statement rolls back the changes that were attempted by the triggering statement (that is, our update statement).───SIGNAL语句回滚由触发语句（也就是我们的update语句）尝试的更改。