连接MySQL并执行Select
2007-12-23 12:35:28 来源:WEB开发网核心提示:/*Database PRogramming with JDBC and java, Second EditionBy George ReeseISBN: 1-56592-616-1Publisher: O'Reilly*/import java.sql.Connection;import java.sql.D
/*
Database PRogramming with JDBC and java, Second Edition
By George Reese
ISBN: 1-56592-616-1
Publisher: O'Reilly
*/
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
/**
* Example 3.1.
*/
public class Select {
public static void main(String args[]) {
String url = "jdbc:msql://carthage.imaginary.com/ora";
Connection con = null;
try {
String driver = "com.imaginary.sql.msql.MsqlDriver";
Class.forName(driver).newInstance();
} catch (Exception e) {
System.out.println("Failed to load mSQL driver.");
return;
}
try {
con = DriverManager.getConnection(url, "borg", "");
Statement select = con.createStatement();
ResultSet result = select
.executeQuery("SELECT test_id, test_val FROM test");
System.out.println("Got results:");
while (result.next()) { // process results one row at a time
int key = result.getInt(1);
String val = result.getString(2);
System.out.println("key = " + key);
System.out.println("val = " + val);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (con != null) {
try {
con.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
}
Database PRogramming with JDBC and java, Second Edition
By George Reese
ISBN: 1-56592-616-1
Publisher: O'Reilly
*/
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
/**
* Example 3.1.
*/
public class Select {
public static void main(String args[]) {
String url = "jdbc:msql://carthage.imaginary.com/ora";
Connection con = null;
try {
String driver = "com.imaginary.sql.msql.MsqlDriver";
Class.forName(driver).newInstance();
} catch (Exception e) {
System.out.println("Failed to load mSQL driver.");
return;
}
try {
con = DriverManager.getConnection(url, "borg", "");
Statement select = con.createStatement();
ResultSet result = select
.executeQuery("SELECT test_id, test_val FROM test");
System.out.println("Got results:");
while (result.next()) { // process results one row at a time
int key = result.getInt(1);
String val = result.getString(2);
System.out.println("key = " + key);
System.out.println("val = " + val);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (con != null) {
try {
con.close();
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
}
(出处:http://www.cncms.com)
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