JDBC-day05

JDBC/CallableStatementTest3.java

@@ -0,0 +1,51 @@
+package day05;
+import java.sql.*;
+import common.DBUtil;
+/*
+CREATE OR REPLACE PROCEDURE MEMO_ALL(
+MYCR OUT SYS_REFCURSOR)
+IS
+BEGIN
+    OPEN MYCR FOR
+    SELECT IDX, NAME, MSG, WDATE FROM MEMO
+    ORDER BY IDX DESC;
+END;
+/ 
+ * */
+public class CallableStatementTest3 {
+
+	public static void main(String[] args) 
+	throws SQLException
+	{
+		Connection con=DBUtil.getCon();
+		String sql="{call memo_all(?)}"; //SYS_REFCURSOR
+
+		CallableStatement cs=con.prepareCall(sql);
+		cs.registerOutParameter(1, oracle.jdbc.OracleTypes.CURSOR);
+
+		//ResultSet rs=cs.executeQuery(); [x] 에러 발생함
+		cs.execute();
+
+		ResultSet rs=(ResultSet)cs.getObject(1);
+
+		while(rs.next()) {
+			int idx=rs.getInt("idx");
+			String name=rs.getString("name");
+			String msg=rs.getString("msg");
+			Date wdate=rs.getDate("wdate");
+			System.out.println(idx+"\t"+name+"\t"+msg+"\t"+wdate);
+		}//while--------
+		rs.close();
+		cs.close();
+		con.close();
+	}
+
+}
+
+
+
+
+
+
+
+

JDBC/CallableStatementTest4.java

@@ -0,0 +1,52 @@
+package day05;
+import java.sql.*;
+
+import javax.swing.JOptionPane;
+
+import common.DBUtil;
+/*
+create or replace procedure emp_forjava(
+pdno in emp.deptno%type,
+mycr out sys_refcursor)
+is
+begin
+    OPEN mycr for
+    select ename,job,hiredate,dname,loc from
+    (select * from emp where emp.deptno=pdno) A join dept D
+    on A.deptno = D.deptno;
+end;
+/
+ * */
+
+public class CallableStatementTest4 {
+
+	public static void main(String[] args) throws Exception {
+		String dno=JOptionPane.showInputDialog("검색할 부서번호 입력하세요: ");
+		if(dno==null) return;
+
+		// 부서번호를 인파라미터로 전달하면 해당 부서에 있는 사원정보(사원명, 업무, 입사일)와 부서정보(부서명,근무지)를
+		//가져오는 프로시저를 작성하고 이것을 자바에서 호출해서 결과 데이터를 출력하세요
+		Connection con=DBUtil.getCon();
+		String sql="{call emp_forjava(?,?)}";
+		CallableStatement cs=con.prepareCall(sql);
+		cs.setString(1, dno);
+		cs.registerOutParameter(2, oracle.jdbc.OracleTypes.CURSOR);
+		cs.execute();
+
+		ResultSet rs=(ResultSet)cs.getObject(2);
+		System.out.println(dno+"번 부서 사원 목록-------------------------------");
+		while(rs.next()) {
+			String ename=rs.getString(1);
+			String job=rs.getString(2);
+			Date hiredate=rs.getDate(3);
+			String dname=rs.getString(4);
+			String loc=rs.getString(5);
+			System.out.println(ename+"\t"+job+"\t"+hiredate+"\t"+dname+"\t"+loc);
+		}//while------
+		rs.close();
+		cs.close();
+		con.close();
+
+	}
+
+}