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漂亮打印
漂亮打印-Pretty Print
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- 积分:1
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java编程,本章学习参考的好资料应用…
java编程,各章节应用学习参考的好资料-java programming, application of the chapters a good learning reference information
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JAVA编的俄罗斯方块
JAVA编的俄罗斯方块-JAVA series of Rubik"s cube
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图形处理实现翻转的代码
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java code in the electronic version. Improve code quality
java代码大全的电子版本.提高代码质量-java code in the electronic version. Improve code quality
- 2022-01-30 11:16:23下载
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用JAVA编程画3D的一张动画人物的脸
用JAVA编程画3D的一张动画人物的脸-with JAVA programming painting of a 3D animated character"s face
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The Filter control provides a front end component that can be used on websites t...
Javascript YUI Filter Control-The Filter control provides a front end component that can be used on websites to manage the specification of a multi-faceted filter.It was inspired by the filtering capabilties found in Fog Bugz, and utilizes the
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- 积分:1
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alter table tbl_name add col_name type
例如,给表增加一列weight
mysql>alter table...
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
- 2022-02-11 13:09:52下载
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java 信息窗口的实现
java 信息窗口的实现-information window to achieve
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内容管理
内容管理-Content Management
- 2022-03-05 21:02:04下载
- 积分:1