REF CURSOR 示例(使用 Oracle Scott/Tiger 架构中定义的表) 创建Oracle 包和包正文 CREATEORREPLACEPACKAGE CURSPKGAS TYPE T_CURSORISREFCURSOR; PROCEDUREOPEN_ONE_CURSOR (N_EMPNOINNUMBER, IO_CURSORINOUT T_CURSOR); PROCEDUREOPEN_TWO_CURSORS (EMPCURSOR OUT T_CURSOR, DEPTCURSOR OUT T_CURSOR); ENDCURSP...
Oracle IDE:Oracle SQL Developer Version 4.0.0.12 1SETSERVEROUTPUTON;2DECLARE34TYPE RECISRECORD(5EMPNOVARCHAR2(80BYTE),6ENAMEVARCHAR2(80BYTE)7);8TYPE TBISTABLEOFREC;910MTB TB;11REF_C SYS_REFCURSOR;12L_SQLVARCHAR2(100BYTE) :='SELECT EMPNO,ENAME FROM EMP';1314BEGIN1516OPENREF_CFORL_SQL;17...
REF CURSOR 是一种 PL/SQL 数据类型,表示指向通过执行查询生成的服务器端结果集的指针。 REF CURSOR 类型支持数据的输入和输出流式传输,是向/从 PL/SQL 代码传输大量数据的理想选择。 Oracle 数据库适配器支持强类型和弱类型 (SYS_REFCURSOR) REF CURSOR,这些 REF CURSOR 可作为 ...
首先，我有一个返回ref_cursor的过程Oracle存储过程: CREATE OR REPLACE PROCEDURE getcity ( citycod...
在上文 Oracle 系列:Cursor (参见:http://blog.csdn.net/qfs_v/archive/2008/05/06/2404794.aspx)中 提到个思考:怎样让游标作为参数传递? 解决这个问题就需要用到 REF Cursor 。 1,什么是 REF游标 ? 动态关联结果集的临时对象。即在运行的时候动态决定执行查询。
Creating the Oracle Tables Creating the Oracle Package and Package Body See also The REF CURSOR examples are comprised of the following three Microsoft Visual Basic examples that demonstrate using REF CURSORs. SampleDescription REF CURSOR Parameters in an OracleDataReaderThis example executes a PL/SQL...
REF Cursor as IN parameter String cmdTxt2 = "begin testSP (:1, :2); end;"; // Create the command object for executing cmdTxt1 and cmdTxt2 OracleCommand cmd = new OracleCommand(cmdTxt1, conn); // Bind the Ref cursor to the PL/SQL stored procedure OracleParameter outRefPrm = cmd...
--exit when there is no more data in the cursor. EXIT WHEN emp_cur%NOTFOUND; dbms_output.put_line(' Employee: ' || emp_name); END LOOP; END LOOP; CLOSE c1; END; From: https://bytes.com/topic/oracle/insights/653974-oracle-ref-cursor-3-a版权...
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; Oracle 9i 之后,我们可以使用 SYS_REFCURSOR 作为 REF_CURSOR 的返回类型,例如:/** From Oracle 9 */ ...
1./** until Oracle 9 */ 2.create or replace procedure test( p_deptno IN number 3., p_cursor OUT 4.REFCURSOR_PKG.WEAK8i_REF_CURSOR) 5.is 6.begin 7.open p_cursor FOR 8.select * 9.from emp 10.where deptno = p_deptno; 11.end test; view plaincopy to clipboardprint? 1./** un...