javax.persistence

Annotation Type Column

@Target(value={METHOD,FIELD})
 @Retention(value=RUNTIME)
public @interface Column

The @Column annotation.

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
java.lang.String	columnDefinition
boolean	insertable
int	length
java.lang.String	name
boolean	nullable
int	precision
int	scale
java.lang.String	table
boolean	unique
boolean	updatable

Element Detail

name

public abstract java.lang.String name

Default:

""

unique

public abstract boolean unique

Default:

false

nullable

public abstract boolean nullable

Default:

true

insertable

public abstract boolean insertable

Default:

true

updatable

public abstract boolean updatable

Default:

true

columnDefinition

public abstract java.lang.String columnDefinition

Default:

""

table

public abstract java.lang.String table

Default:

""

length

public abstract int length

Default:

255

precision

public abstract int precision

Default:

0

scale

public abstract int scale

Default:

0