This is, I use java to develop a regular shutdown procedure involves major techn...

apache 的一个socket框架，品质有保证-apache a socket framework, quality assurance has

图形操作翻转，是明暗处理的艺术，对于初学者来说是必看的

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一个java连接sqlserver2000数据库的源码，非常多人需要用-a java database connectivity sqlserver2000 the source, a huge number of people needed

野生动物系统的JAVA源码, 野生动物系统的JAVA源码-Wildlife JAVA source systems, wildlife system JAVA source

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包括格雷玛、赌博游戏、字串核对三个算法的C和JAVA版的对比实现-including Geleima, gambling games, three string matching algorithm C and JAVA version of the contrast achieve

本系统主要是供公司内部使用，主要是对一些内部资料及数据的管理-This system is mainly for internal use, mainly for some internal information and data management

alter table tbl_name add col_name type 例如,给表增加一列weight mysql>alter table pet add weight int 删除列 alter table tbl_name drop col_name 例如，删除列weight： mysql>alter table pet drop weight 改变列 alter table tbl_name modify col_name type 例如，改变weight的类型： mysql> alter table pet modify weight samllint 另一种方法是： alter table tbl_name change old_col_name col_name type 例如： mysql> alter table pet change weight weight samllint 给列更名 mysql>alter table pet change weight wei 给表更名 alter table tbl_name rename new_tbl 例如，把pet表更名为animal mysql>alter table pet rename animal -alter table tbl_name add col_name type for example, to form an increase in weight mysql> alter table pet add weight int Remove Columns alter table tbl_name drop col_name For example, the deletion of column weight: mysql> alter table pet drop weight change out alter table tbl_name modify col_name type for example, the type of weight change: mysql> alter table pet modify w