var data = (localStorage.getItem('todolist'))? JSON.parse(localStorage.getItem('todolist')) : { todo: [], done : [] // 键值对 用冒号 }; renderTodoList(); var oBtnAdd = document.getElementById('add'); var oInput = document.getElementById('input'); // var oL
重启一下电脑,发现表不见了,原来我用的derby存储hive的meta,网上找了一下资料,说是要用mysql, 于是安装mysql sudo apt-get install mysql-server 首先用root登陆给root用户赋予权限 $mysql -u root -p hive mysql> GRANT ALL PRIVILEGES ON *.* TO root@localhost IDENTIFIED BY "root"; 拷贝mysql-connector-j