Using BioCASE? operators

Description:

For DiGIR? it means:

• creating a new unary logical operator called*not*.

• dropping the logical operators*andNot* and*orNot*.

• creating two new comparative operators called*isNull* and*isNotNull* to query for "NULL" values

Impact: DigirPortalPresentation, DigirProvider (filter builder and local filters in the configurator)

Comments: