xin.xihc.jba.annotation

Annotation Type Column

@Documented
 @Retention(value=RUNTIME)
 @Target(value=FIELD)
 @Inherited
public @interface Column

列属性

Since:

Author:

Leo.Xi

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
Column.TableCharset	charset 设置表的字符编码
String	defaultValue 默认值
int	length 长度限制，小于1代表不限制
boolean	notNull 是否允许为空
Column.Policy	policy 主键生成策略
int	precision 精度
boolean	primary 是否是主键
String	remark 备注
String	value 列名

Element Detail

value

public abstract String value

列名

Returns:

Since:

1.7.6

Default:

""

defaultValue

public abstract String defaultValue

默认值

Returns:

Default:

""

notNull

public abstract boolean notNull

是否允许为空

Returns:

Default:

false

primary

public abstract boolean primary

是否是主键

Returns:

Default:

false

policy

public abstract Column.Policy policy

主键生成策略

Returns:

Default:

xin.xihc.jba.annotation.Column.Policy.NONE

length

public abstract int length

长度限制，小于1代表不限制

Returns:

Default:

0

remark

public abstract String remark

备注

Returns:

Default:

""

precision

public abstract int precision

精度

Returns:

Default:

0

charset

public abstract Column.TableCharset charset

设置表的字符编码

Returns:

Default:

xin.xihc.jba.annotation.Column.TableCharset.utf8