java连接sqlite

首先下载sqlite的jdbc驱动   传送门

 

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import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; public class TestMain {/** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub try { long start = System.currentTimeMillis(); // 连接SQLite的JDBC Class.forName("org.sqlite.JDBC"); // 建立一个数据库名test.db的连接，如果不存在就在当前目录下创建之 Connection conn = DriverManager.getConnection("jdbc:sqlite://d:/test.db"); long end = System.currentTimeMillis(); System.out.println("创建数据库文件并连接耗费时间：" + (end - start)); conn.close(); start = System.currentTimeMillis(); conn = DriverManager.getConnection("jdbc:sqlite://d:/test.db"); end = System.currentTimeMillis(); System.out.println("数据库连接耗费时间：" + (end - start)); start = System.currentTimeMillis(); Statement stat = conn.createStatement(); // 创建一个表，两列 stat.executeUpdate("create table tbl1(name varchar(20), salary int);"); end = System.currentTimeMillis(); System.out.println("创建表耗费时间：" + (end - start)); // 插入数据 start = System.currentTimeMillis(); stat.executeUpdate("insert into tbl1 values('ZhangSan',8000);"); stat.executeUpdate("insert into tbl1 values('LiSi',7800);"); stat.executeUpdate("insert into tbl1 values('WangWu',5800);"); stat.executeUpdate("insert into tbl1 values('ZhaoLiu',9100);"); end = System.currentTimeMillis(); System.out.println("插入四行数据耗费时间：" + (end - start)); start = System.currentTimeMillis(); ResultSet rs = stat.executeQuery("select * from tbl1;"); // 查询数据 while (rs.next()) { // 将查询到的数据打印出来 System.out.print("name = " + rs.getString("name") + " "); // 列属性一 System.out.println("salary = " + rs.getString("salary")); // 列属性二 } rs.close(); end = System.currentTimeMillis(); System.out.println("查询数据耗费时间：" + (end - start)); conn.close(); // 结束数据库的连接 } catch (Exception e) { e.printStackTrace(); } } }