|
Sqlite数据库第三方java扩展包下载地址:http://www.zentus.com/sqlitejdbc/
Java中使用Sqlite数据库有两种方式:
1.nested(嵌入式的)
2.native(本地的)
区别在于:
nested 不需要额外的dll文件,但是速度慢。
native需要一个额外的dll文件,速度很快。
1.nested(嵌入式的),sqlitejdbc-v056.jar需要加到classpath里
package com.esri;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
public class TestSqlite {
/**
* @param args
*/
public static void main(String[] args) {
// System.setProperty("java.library.path", ".");
try {
Class.forName("org.sqlite.JDBC");
Connection conn = DriverManager
.getConnection("jdbc:sqlite:c:/test3.db");
// 建立事务机制,禁止自动提交,设置回滚点
conn.setAutoCommit(false);
Statement stat = conn.createStatement();
stat.executeUpdate("create table people (name, occupation);");
stat.executeUpdate("insert into people values ('Gandhi', 'politics');");
stat.executeUpdate("insert into people values ('Turing', 'computers');");
stat.executeUpdate("insert into people values ('Wittgenstein', 'smartypants');");
conn.commit();
ResultSet rs = stat.executeQuery("select * from people;");
while (rs.next()) {
System.out.println("name = " + rs.getString("name"));
System.out
.println("occupation = " + rs.getString("occupation"));
}
rs.close();
conn.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
Sqlite中如何查询数据库中存在的所有表?
SELECT name FROM sqlite_master
WHERE type='table'
ORDER BY name; |
|
|