jdbc调用postgresql的存储过程

import java.sql.CallableStatement;

import java.sql.Connection;

import java.sql.DriverManager;

import java.sql.SQLException;

public static void prepareCall() {

String sql = " {CALL functionName1()}";

String driver = "org.postgresql.Driver";// database driver

String url = "jdbc:postgresql://localhost:5432/dbpp";// database

String user = "database_user"; // database name

String password = "database_user_pwd"; // database Password

Connection conn = null;

CallableStatement
proc = null;

try {

Class.forName(driver);

conn = DriverManager.getConnection(url, user, password);

proc = conn.prepareCall(sql);

proc.execute();

} catch (SQLException e) {

e.printStackTrace();

throw new RuntimeException("操作失败", e);

} catch (ClassNotFoundException e) {

e.printStackTrace();

throw new RuntimeException("操作失败", e);

} finally {

try {

if (proc != null) {

proc.close();

}

if (conn != null) {

conn.close();

}

} catch (SQLException e) {

e.printStackTrace();

throw new RuntimeException("操作失败", e);

}

}

}