JDBC調用存儲過程


1.oracle   Package包名EHIS.JH_INTERFACE_PKG

請求參數    P_LEDTYPE        Number,         LED類型 1是女科,2是男科
X_REF    OUT SYS_REFCURSOR     返回的數據集合

 

2

package pojo;

import oracle.jdbc.OracleTypes;

import java.sql.*;
import java.util.ArrayList;

public class JdbcProcedureTest {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
        ArrayList<ClinicJhlish> list=new ArrayList<ClinicJhlish>();

        String driver = "oracle.jdbc.driver.OracleDriver";

        /*String url = "jdbc:mysql://127.0.0.1:3306/ump?useUnicode=true&characterEncoding=utf8&autoReconnect=true&rewriteBatchedStatements=TRUE";*/

        String url = "jdbc:oracle:thin:@//192.168.6.240:1521/hissdbs";
        String user = "Oracle";
        String password = "root123";
        Class.forName(driver);
        Connection conn = DriverManager.getConnection(url, user, password);

        String sql = "{call EHIS.JH_INTERFACE_PKG.QUERY_CLINICJHLIST(?,?)}";/*EHIS.JH_INTERFACE_PKG 包名*/
        CallableStatement stmt = conn.prepareCall(sql);//jdbc執行過程//調用格式 {call 存儲過程名(參數)}

        stmt.setObject(1,1);//索引1,第1個id LED類型
        /*stmt.setObject(3, "3");*/

        /*stmt.registerOutParameter(1, Types.VARCHAR);*/
        /*返回類型例子
        stmt.registerOutParameter(4, java.sql.Types.VARCHAR);   //注冊返回類型(sql類型),輸出參是(vresult out varchar2)
        Object objRtn = stmt.getObject(4);      //得到返回值*/
        stmt.registerOutParameter(2, OracleTypes.CURSOR);//輸出參數的話要注冊 oracle返回集合 X_REF    OUT SYS_REFCURSOR   返回的數據集合
        stmt.execute();//注冊后要更新
        ResultSet resultSet = (ResultSet) stmt.getObject(2);//這個是索引的意思
        while (resultSet.next()){
            ClinicJhlish cj=new ClinicJhlish();
            cj.setCALLID(resultSet.getString("CALLID"));
            cj.setROOMID(resultSet.getString("ROOMID"));
            System.out.println(resultSet.getString("CALLID")+":"+resultSet.getString("ROOMID"+""));
            list.add(cj);
        }

    }

}

 3

package com.jckb.procedure;

import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.DriverManager;

public class MainTest  {
    /**
     * 存儲過程plsql
        create or replace procedure findEmpInfo(pno in number,pname out varchar2,psal out number)
        as
        begin
          select ename,sal into pname,psal from emp where empno=pno;
        end;
        /
     * */
    public static void main(String[] args) {
        //1、定義變量
        String driverClass = "oracle.jdbc.OracleDriver";
        String url = "jdbc:oracle:thin:@localhost:1521:orcl";
        String user = "scott";
        String password = "tiger";
        try{
        Class.forName(driverClass);
        //2、獲取連接對象
        Connection connection = DriverManager.getConnection(url, user, password);
        //3、創建執行存儲過程的語句對象
        String sql = "{call findEmpInfo(?,?,?)}";
        CallableStatement callableStatement = connection.prepareCall(sql);
        //4、設置參數
        callableStatement.setInt(1, 7902);
        callableStatement.registerOutParameter(2, oracle.jdbc.OracleTypes.VARCHAR);
        callableStatement.registerOutParameter(3, oracle.jdbc.OracleTypes.NUMBER);
        //5、執行
        callableStatement.execute();
        //6、獲取數據
        String ename = callableStatement.getString(2);
        double sal = callableStatement.getDouble(3);
        System.out.println("姓名:"+ename+" 員工工資:"+sal);
        //7、釋放資源
        }catch(Exception e){
            e.printStackTrace();
        }
    }
}

 

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