JAVA调用存储过程:
几经挫折,但总算搞通了,为了避免后来者少走弯路,特记述与此,同时亦对自己进行鼓励。
创建测试用表:
CREATE TABLE T_TEST(
I_ID NVARCHAR(20),
I_NAME NVARCHAR(20)
)一:无返回值的存储过程
1、在SQL*PLUS中建立存储过程:

CREATE OR REPLACE PROCEDURE TESTA(PARA1 IN VARCHAR2,PARA2 IN VARCHAR2) AS
BEGIN 
INSERT INTO T_TEST (I_ID,I_NAME) VALUES (PARA1, PARA2);
END TESTA;
2、相应的JAVA程序:
package com.my.test;
import java.sql.*; 
import java.io.OutputStream; 
import java.io.Writer; 
import java.sql.PreparedStatement; 
import java.sql.ResultSet; 
import oracle.jdbc.driver.*; 


public class TestProcedureOne ...{
public TestProcedureOne() ...{ 
} 

public static void main(String[] args )...{ 
String driver = "oracle.jdbc.driver.OracleDriver"; 
String strUrl = "jdbc:oracle:thin:@192.168.10.216:1521:ctbu"; 
Statement stmt = null; 
ResultSet rs = null; 
Connection conn = null; 
CallableStatement cstmt = null; 


try ...{ 
Class.forName(driver); 
conn = DriverManager.getConnection(strUrl, "dbname", "password"); 
CallableStatement proc = null; 
proc = conn.prepareCall("{ call dbname.TESTA(?,?) }"); 
proc.setString(1, "100"); 
proc.setString(2, "TestOne"); 
proc.execute(); 
} 

catch (SQLException ex2) ...{ 
ex2.printStackTrace(); 
} 

catch (Exception ex2) ...{ 
ex2.printStackTrace(); 
} 

finally...{ 

try ...{ 

if(rs != null)...{ 
rs.close(); 

if(stmt!=null)...{ 
stmt.close(); 
} 

if(conn!=null)...{ 
conn.close(); 
} 
} 
} 

catch (SQLException ex1) ...{ 
} 
} 
} 
} 
二:有返回值的存储过程(非列表)
1、存储过程为:
CREATE OR REPLACE PROCEDURE TESTB(PARA1 IN VARCHAR2,PARA2 OUT VARCHAR2) AS
BEGIN 
SELECT INTO PARA2 FROM TESTTB WHERE I_ID= PARA1; 
END TESTB;2、JAVA代码:
package com.my.test;
public class TestProcedureTWO ...{

public TestProcedureTWO() ...{
}

public static void main(String[] args )...{
String driver = "oracle.jdbc.driver.OracleDriver";
String strUrl = "jdbc:oracle:thin:@192.168.10.216:1521:ctbu"; 
Statement stmt = null;
ResultSet rs = null;
Connection conn = null;

try ...{
Class.forName(driver);
conn = DriverManager.getConnection(strUrl, "dbname", "password"); 
CallableStatement proc = null;
proc = conn.prepareCall("{ call HYQ.TESTB(?,?) }");
proc.setString(1, "100");
proc.registerOutParameter(2, Types.VARCHAR);
proc.execute();
String testPrint = proc.getString(2);
System.out.println("=testPrint=is="+testPrint);
}

catch (SQLException ex2) ...{
ex2.printStackTrace();
}

catch (Exception ex2) ...{
ex2.printStackTrace();
}

finally...{

try ...{

if(rs != null)...{
rs.close();

if(stmt!=null)...{
stmt.close();
}

if(conn!=null)...{
conn.close();
}
}
}
本文介绍如何使用Java调用Oracle数据库中的存储过程,包括无返回值和有返回值的两种情况,并提供具体实例。
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