Error
sql query: 

--
-- Database: `MysqL`
--
-- --------------------------------------------------------
--
-- Table structure for table `columns_priv`
--
CREATE TABLE IF NOT EXISTS  `columns_priv` (

 `Host` CHAR( 60 ) COLLATE utf8_bin NOT NULL DEFAULT  '',`Db` CHAR( 64 ) COLLATE utf8_bin NOT NULL DEFAULT  '',`User` CHAR( 16 ) COLLATE utf8_bin NOT NULL DEFAULT  '',`Table_name` CHAR( 64 ) COLLATE utf8_bin NOT NULL DEFAULT  '',`Column_name` CHAR( 64 ) COLLATE utf8_bin NOT NULL DEFAULT  '',`Timestamp` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,`Column_priv` SET(  'Select','Insert','Update','References' ) CHARACTER SET utf8          NOT NULL DEFAULT  '',PRIMARY KEY (  `Host`,`Db`,`User`,`Table_name`,`Column_name` )
) ENGINE = MYISAM DEFAULT CHARSET = utf8 COLLATE = utf8_bin COMMENT =  'Column      privileges';

MysqL said: 

#1046 - No database selected

我根本没有改变.sql文件.任何提示我如何让这只小狗去本地？

谢谢！