procedure:存储过程 eg: create or replace procedure p --这儿是和plsql的区别 is cursor c is select * from emp2 for update; --v_temp c%rowtype; begin for v_temp in c loop if(v_temp.sal< 2000) then update emp2 set sal=sal*2 where current of c ; elsif(v_temp.sal = 5000) the...
oracle之存储过..对于PLSql程序的使用,如果每次使用都要进行编写,会非常的麻烦,这时可以采用过程和函数来命名PLSQL程序,被编译后存储到数据库中,以备后续使用。过程和函数统称为PL/SQL子程序,他们是被命名的
2.在sqlplus中也可以编写运行PLSQL程序: 3.工具的Command Window执行 SQL>BEGIN 2 3 --打印hello world 4 5 DBMS OUTPUT.PUT_LINE( "hello world '); 6 7 END; 8 / PL/SQL过程已执行完成。 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. sqlplus中执行plsql程序,需要在程序最后添加一个 / 标识程序的...
function 1.创建 2.调用 3.例子 Tips:调试子程序——报错信息的输出 1. 输出到 控制台 dbms_output.put_line(); 2.插入到日志表 ——table()函数,type,sys_refcursor 参考文档: oracle table()函数 pipelined,object http://www.baidu.com/link?url=CPVAwTfd1XMq8XBIxdCb9W5mGSorW9kvK-k0QdHvxg1guJi7z...
The said code in Oracle's PL/SQL defines a function that calculates and returns the maximum length of department names in the "departments" table. The function "get_max_department_length" and it doesn't take any input parameters. Two variables v_max_length of NUMBER type and initialized to...
CREATE PROCEDURE creates a stored procedure.Function creation also applies to stored procedures. For details, see CREATE FUNCTION.The precision values (if any) of the par
CREATE OR REPLACE FUNCTION sp_ntz_declare_inside_begin ( NATIONAL CHARACTER VARYING(10) ) RETURN INTEGER AS I_LOAD_DT ALIAS FOR $1; BEGIN DECLARE MYCUR RECORD; VIEWSQL1 NCHAR VARYING(4000); BEGIN FOR MYCUR IN ( SELECT VIEWNAME,VIEWSQL FROM T_DDW_AUTO_F5_VIEW_DEFINE WHERE OWNER = '...
SQL 存储过程 sql 在sql语句中使用plsql变量 示例代码如下:create or replace type ua_id_table is table of number; declare v_tab ua_id_table;begin v_tab := ua_id_table(1,2,3); for cur in (select * ... 示例代码 存储过程 mysql如何在sql语句中设置变量 # 项目方案:在MySQL中使用存储过...
procedure proc_test1(num1 number,num2 number) as begin for e in (select * from emp where sal between num1 and num2) loop dbms_output.put_line(e.ename||'-->'||e.sal); end loop; end;-对函数的实现function func_test1 return number as num number; begin select count(*)into num...
The stored procedure supports viewing, exporting, and importing parameter comments between IS/AS and plsql_body. Users granted with the CREATE ANY FUNCTION permission can create or replace stored procedures in the user schemas. out/inout must be set to a variable but not a constant. The default...