释义 |
DMLBNC⁶⁰³⁶⁸ 基本例句 abbr.Doctor of Modern Languages 现代语言博士 DMLstatements can have up to two children.DML语句最多可以有两个子级。 LikeDMLtriggers, DDL triggers can be nested.与DML触发器相同,可以嵌套DDL触发器。 BothDMLand DDL triggers are open to this kind of security threat.对于此类安全隐患,DML和DDL触发器都处于打开状态。 DDL triggers andDMLtriggers are used for different purposes.DDL触发器和DML触发器的用处不同。 Is the table or view on which theDMLtrigger is executed.对其执行DML触发器的表或视图。 The model consists of four layers-DDL,DML, DPL and CL.该模型分为数据定义层DDL、数据操纵层DML、数据显示层DPL和控制层CL四层,这里重点阐述了DDL和DML层。 |