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.Availability of database definition language ( DDL ) and database manipulation language ( DML ) in DAO ...
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.Note that supplying connection information does not initiate data definition language ( DDL ) generatio...
"B-b-b-b-but" I stuttered. — "Never mind the buts," she ranted.“但——但——但是”，我结结巴巴地说道。——“别跟我讲那些‘但是’了。”她咆哮道。He committed a crime, no ifs or buts about it.他犯了罪，这是无可争辩的。I don't want any ifs and buts — swallow your medicin...
At first, he was blissfully unaware of the conspiracy against him.起初，他幸好不知道那些针对他的阴谋。We're blissfully happy.我们无比幸福。He was blissfully unconscious of it all.他本人幸亏一点不晓得....