04d2ec49__Multi_Tenancy____Eclipsepedia_DiscriminatorColumn_Attributes_Default
[Attribute] length [Description] The column length for String-based discriminator types. [Required?] No [Default] 
The column length for String-based discriminator types. Ignored for other discriminator types.
Difference between revisions of "EclipseLink/UserGuide/JPA/Advanced JPA Development/Single-Table Multi-Tenancy" - Eclipsepedia