VBSCODE VARCHAR2(10); --营业区域 VMONTH VARCHAR2(10); --执行年月 VSSMONTH VARCHAR2(6); --数据所属日期 VSAMPLECONDSEQ INT; --样本SEQ VPROCNAME JC_M_RULE.PROCNAME%TYPE; --规则过程名称 VSQL VARCHAR2(1000); --运行的SQL 变量 VSEQ NUMBER(10); --SEQ 变更 VMRUN BOOLEAN; --在线规则...
SQL> create user a identified by a;(默认建在SYSTEM表空间下) SQL> grant connect,resource to a; 5、连接到新用户 SQL> conn a/a 6、查询当前用户下所有对象 SQL> select * from tab; 7、建立第一个表 SQL> create table a(a number); 8、查询表结构 SQL> desc a 9、插入新记录 SQL> insert ...
1、PL/SQL程序设计22 TOC o 1-5 h z HYPERLINK l bookmark0第一章PL/SQL程序设计简介4 HYPERLINK l bookmark21.2SQL与PL/SQL4 HYPERLINK l bookmark41.2.1什么是PL/SQL?4 HYPERLINK l bookmark61.2.1PL/SQL的好处4 HYPERLINK l bookmark81.2.2PL/SQL可用的SQL语句5 HYPERLINK l bookmark101.3运行PL/...
一、下载安装打包程序(通过vs2013) 第一步:你的电脑必须装有VS吧,版本可以自己选。 我自己的是VS2013,没有的话就乖乖的去MSDN上去下载,链接地址如下:http://msdn.itellyou.cn/ 如上图所示,选择对应的版本下载,然后安装就行了。 第二步,安装In......
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END关键词表明PL/SQL体的结束 简单创建存储过程的例子 存储过程创建 create or replace procedure 存储过程名(param1 in type,param2 out type) as 变量1 类型(值范围); --vs_msg VARCHAR2(4000); 变量2 类型(值范围); Begin Select count(*) into 变量1 from 表A where列名=param1; ...
PL/pgSQL - SQL过程语言 PL/pgSQL 是 PostgreSQL 数据库系统的一个可加载的过程语言,它的设计目标是创建一种可加载的过 程语言,可以: 用于创建函数和触发器过程为 SQL 语言增加控制结构 执行复杂的计算 继承所有用户定义类型、函数、操作符 定义为被服务器信任的语言容易使用除了用于用户定义类型的输入/输出转换...
SQL is generally used for modifying and querying information in Relational Database Management Systems (RDBMS). PL SQL comes to plug in the shortcomings of SQL and enhances the characteristics of SQL. While working with Oracle Database, PLSQL is the preferred choice for developing good code altho...
If COMMIT or ROLLBACK statements are not used, it depends on the host environment how the final state of the database should be.For example,in a SQL*PLUS environment, if a PL/SQL block of code is without a COMMIT or ROLLBACK statement, the state of the database will depend on the ...
PL/SQL is designed to compute and return a single scalar value or a single collection, such as a nested table or VARRAY. Users can create their own functions to supplement those provided by Oracle. While functions can be used in an SQL statement, procedures cannot. ...