select id,name, concat('tel:',phone) from user order by time INTO outfile 'user.txt' FIELDS terminated by '\,';字段以逗号分隔,导出的user.txt文件在数据库目录下 导出结果到sqlselect * from user into outfile '/home/db.sql'; 字段之间的分隔字符,转义字符,包括字符,及记录行分隔字符.列在下面: FIELDS TERMINATED B
实现环境: PHP 5.4.24 MySQL 5.6.19 OS X 10.9.4/Apache 2.2.26 一.代码 CREATE TABLE `session` ( `skey` ) CHARACTER SET ascii NOT NULL, `data` text COLLATE utf8mb4_bin, `expire` ) NOT NULL, PRIMARY KEY (`skey`), KEY `index_session_expire` (`expire`) USING BTREE
问题分析 在微信开发过程中,总是会遇到带有emoji表情昵称的微信用户无法自动登录的问题. 后台代码抛出类似下面的异常信息. java.sql.SQLException: Incorrect string value: '\xF0\x9F\x92\x94' for colum n 'name' at row 1 at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073) at com.mysql.jdbc.MysqlIO.c
1.如何将数据表导入到mysql的表中,可以使用:load data infile ... into table ... 示例: load data infile 'e:\datainfo.txt' into table `table_1` fields terminated by '\t' lines terminated by'\r\n' 参数说明,其中: fields terminated by '\t' :表示使用tab制表符作为字段分隔符: lines terminated by