5、参数类型同时为IN和OUT的procedure: --同时为INOUT参数的procedure--用同一变量接收传入的值然后将这个变量当作输出的值赋给执行时声明的变量createorreplaceprocedurepro_in_out_param( in_out_paraminoutvarchar2)isbeginin_out_param :='in_out_param and'||in_
Oracle-procedure/cursor解读 procedure系列 Oracle存储过程和自定义函数 Oracle-procedure解读 procedure概述 存储过程( Stored Procedure )是一组为了完成特定功能的 SQL 语句集,经编译后存储在数据库中。 用户通过指定存储过程的名字并给出参数(如果该存储过程带有参数)来执行它。 存储过程是由流控制和 SQL 语句书写的...
CREATE OR REPLACE procedure proc_test(checknum in number, --每次返回的数据量ref_cursor out sys_refcursor --返回的结果集,游标) asbeginopen ref_cursor forselect *from (select * from dat_trade where state = 41 order by id)where rownum < checknum;end proc_test; SYS_REFCURSOR 中可使用四个...
CREATE OR REPLACE procedure proc_test( checknum in number, --每次返回的数据量 ref_cursor out sys_refcursor --返回的结果集,游标 ) as begin open ref_cursor for select * from (select * from dat_trade where state = 41 order by id) where rownum < checknum; end proc_test; 1. 2. 3. ...
-- Purpose : 从vehicle_line_in_out_history中查询指定时间段的数据,并用REF CURSOR游标返回结果集 procedure proc_GetVLineIOShortList( --listLineNo in Type_Varchar2_Short_Array,--待查询的线路 queryStartTime in date,--查询的起始时刻 queryEndTime in date,--查询的结束时刻 ...
This stored procedure takes an input parameter for lookup, and has two OUT REF CURSORS. For simplicity of this example, both the REF CURSORS return a column (a single column). That is not a requirement in real life of course, you can as well associate a REF CURSOR with a SELECT stateme...
I am trying to convert Oracle Stored Procedure using REF_CURSOR to MYSQL, but facing lots of issues. Can you produce the equivalent code for MySQL? Here is my procedure in Oracle: create or replace PROCEDURE SP_CAPPLAN ( p_attid IN String, p_pmt IN String, p_phase IN Strin...
Oracle里的cursor分为两种:一种是shared cursor,一种是session cursor。 1.1 Shared cursor 说明 sharedcursor就是指缓存在librarycache(SGA下的Shared Pool)里的一种library cache object,说白了就是指缓存在library cache里的sql和匿名pl/sql。 它们是Oracle缓存在librarycache中的几十种librarycache object之一,它所...
Oracle 9 */ create or replace procedure test( p_deptno IN number , p_cursor OUT REFCURSOR_PKG.WEAK8i_REF_CURSOR) is begin open p_cursor FOR select * from emp where deptno = p_deptno; end test; Since Oracle 9i you can use SYS_REFCURSOR as the type for the returning REF_CURSOR. /...
) Using conn As New OracleConnection(connString) Dim cmd As New OracleCommand() Dim rdr As OracleDataReader conn.Open() cmd.Connection = conn cmd.CommandText = "CURSPKG.OPEN_ONE_CURSOR" cmd.CommandType = CommandType.StoredProcedure cmd.Parameters.Add(New OracleParameter( "N_EMPNO", Oracle...