Annotation on a class or member to define the partition key. If annotating a class or interface, either a single column or multiple columns can be specified. If annotating a member, neither column nor columns should be specified.
@Target(value={java.lang.annotation.ElementType.TYPE, java.lang.annotation.ElementType.FIELD, java.lang.annotation.ElementType.METHOD}) @Retention(value=java.lang.annotation.RetentionPolicy.RUNTIME) public @interface com.mysql.clusterj.annotation.PartitionKey {public java.lang.String column ;
public com.mysql.clusterj.annotation.Column[] columns ;
}
Name of the column to use for the partition key
Parameters | |
return |
the name of the column to use for the partition key |