package test;import java.io.PrintStream;
import java.sql.*;public class ConnOracle
{ String serverName;
String sDBDriver;
String sConnStr;
Connection connect;
ResultSet rs; public ConnOracle()
{
serverName = "localhost";
sDBDriver = "oracle.jdbc.driver.OracleDriver";
sConnStr = "jdbc:oracle:thin:@" + serverName + ":1521:abc";
connect = null;
rs = null;
try
{
Class.forName(sDBDriver);
}
catch(ClassNotFoundException classnotfoundexception)
{
System.err.println(classnotfoundexception.getMessage());
}
} public ResultSet executeQuery(String s)
{
try
{
connect = DriverManager.getConnection(sConnStr, "scott", "tiger");
Statement statement = connect.createStatement(1004, 1007);
rs = statement.executeQuery(s);
}
catch(SQLException sqlexception)
{
System.err.println(sqlexception.getMessage());
}
return rs;
} public int executeUpdate(String s)
{
int i = 0;
try
{
connect = DriverManager.getConnection(sConnStr, "scott", "tiger");
Statement statement = connect.createStatement(1004, 1007);
i = statement.executeUpdate(s);
}
catch(SQLException sqlexception)
{
System.err.println(sqlexception.getMessage());
}
return i;
}
}
import java.sql.*;public class ConnOracle
{ String serverName;
String sDBDriver;
String sConnStr;
Connection connect;
ResultSet rs; public ConnOracle()
{
serverName = "localhost";
sDBDriver = "oracle.jdbc.driver.OracleDriver";
sConnStr = "jdbc:oracle:thin:@" + serverName + ":1521:abc";
connect = null;
rs = null;
try
{
Class.forName(sDBDriver);
}
catch(ClassNotFoundException classnotfoundexception)
{
System.err.println(classnotfoundexception.getMessage());
}
} public ResultSet executeQuery(String s)
{
try
{
connect = DriverManager.getConnection(sConnStr, "scott", "tiger");
Statement statement = connect.createStatement(1004, 1007);
rs = statement.executeQuery(s);
}
catch(SQLException sqlexception)
{
System.err.println(sqlexception.getMessage());
}
return rs;
} public int executeUpdate(String s)
{
int i = 0;
try
{
connect = DriverManager.getConnection(sConnStr, "scott", "tiger");
Statement statement = connect.createStatement(1004, 1007);
i = statement.executeUpdate(s);
}
catch(SQLException sqlexception)
{
System.err.println(sqlexception.getMessage());
}
return i;
}
}
中1004,1007是什么意思啊?