org.datanucleus.api.jpa.annotations

Annotation Type UpdateTimestamp

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

Extension annotation specifying either this field/method or use a surrogate column as storing the update timestamp for this object. Only applies if specified on a timestamp.

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
String	column Name of the update timestamp column in the table for this class when this is a surrogate (class-level) column.

Element Detail

column

public abstract String column

Name of the update timestamp column in the table for this class when this is a surrogate (class-level) column.

Returns:

The update timestamp column name

Default:

"UPDATE_TIMESTAMP"