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PLSQL编程基础-必看.pdf

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PL/SQL程序设计 1 目录 第一章PL/SQL程序设计简介....................................................................................4 §1.2SQL与PL/SQL.......................................................................................................................4 §1.2.1什么是PL/SQL?...............................................................................................................4 §1.2.1PL/SQL的好处................................................................................................................4 §1.2.2PL/SQL可用的SQL语句.................................................................................................5 §1.3运行PL/SQL程序...................................................................................................................5 第二章PL/SQL块结构和组成元素.................................................................................6 §2.1PL/SQL块...............................................................................................................................6 §2.2PL/SQL结构...........................................................................................................................6 §2.3标识符.....................................................................................................................................6 §2.4PL/SQL变量类型..................................................................................................................7 §2.4.1变量类型............................................................................................................................7 §2.4.2复合类型..........................................................................................................................9 §2.4.3使用%ROWTYPE.............................................................................................................11 §2.4.4LOB类型*........................................................................................................................11 §2.4.5Bind变量.....