io.micronaut.data.jdbc.annotation

Annotation Type JoinColumn

@Target(value={METHOD,FIELD})
 @Retention(value=RUNTIME)
 @Repeatable(value=JoinColumns.class)
public @interface JoinColumn

Subset of the JPA join column annotation.

Since:

2.4.0

Author:

Denis Stepanov

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
java.lang.String	columnDefinition Used to define the mapping.
java.lang.String	name The name of the foreign column.
java.lang.String	referencedColumnName The name of the column referenced by this foreign column.

Element Detail

name

public abstract java.lang.String name

The name of the foreign column.

Returns:

The name of the foreign column

Default:

""

referencedColumnName

public abstract java.lang.String referencedColumnName

The name of the column referenced by this foreign column.

Returns:

The referenced column name

Default:

""

columnDefinition

public abstract java.lang.String columnDefinition

Used to define the mapping. For example in the case of SQL this would be the column definition. Example: BLOB NOT NULL.

Returns:

A string-based definition of the property type.

Default:

""