org.ujoframework.orm.annot
Annotation Type Column

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

Use the annotation to mark a UjoProperty static field like XML Attribute.

Optional Element Summary

java.lang.String	index A name of the non-unique database index for the column, where the same index can contain more columns.
int	length Database column maximal length
boolean	mandatory Not null value
java.lang.String	name A named parameter for the database column name.
boolean	pk The primary key
int	precision Database column presision
DbType	type Database column type
java.lang.String	uniqueIndex A name of the unique database index for the column, where the same index can contain more columns.
java.lang.String	value A shortcut for the attribute "name" of Column.

name

public abstract java.lang.String name

A named parameter for the database column name. If an appropriate UjoProperty is a relation to another ORM object with more primary keys, then the several names can be separated by a space or comma character.

Default:

""

value

public abstract java.lang.String value

A shortcut for the attribute "name" of Column.

See Also:

name()

Default:

""

pk

public abstract boolean pk

The primary key

Default:

false

type

public abstract DbType type

Database column type

Default:

org.ujoframework.orm.DbType.Automatic

length

public abstract int length

Database column maximal length

Default:

-1

precision

public abstract int precision

Database column presision

Default:

-1

mandatory

public abstract boolean mandatory

Not null value

Default:

false

index

public abstract java.lang.String index

A name of the non-unique database index for the column, where the same index can contain more columns. If a single column of the index is marked as non-unique, than the entire index will be non-unique.

Default:

""

uniqueIndex

public abstract java.lang.String uniqueIndex

A name of the unique database index for the column, where the same index can contain more columns. If a single column of the index is marked as non-unique, than the entire index will be non-unique.

Default:

""