<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.openlinksw.com/ontology/acl#Comparator> .
<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.openlinksw.com/ontology/acl#hasSupportedDatatype>	<http://www.w3.org/2001/XMLSchema#boolean> .
<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.w3.org/2000/01/rdf-schema#label>	"Is Null" .
<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.openlinksw.com/ontology/acl#hasSupportedDatatype>	<http://www.w3.org/2001/XMLSchema#date> .
<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.openlinksw.com/ontology/acl#hasSupportedDatatype>	<http://www.w3.org/2001/XMLSchema#string> .
<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.w3.org/2000/01/rdf-schema#isDefinedBy>	<http://www.openlinksw.com/ontology/acl#> .
<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.openlinksw.com/ontology/acl#hasSupportedDatatype>	<http://www.w3.org/2001/XMLSchema#integer> .
<http://www.openlinksw.com/ontology/acl#IsNull>	<http://www.openlinksw.com/ontology/acl#hasComparatorPattern>	"(DB.DBA.is_empty_or_null (^{value}^) = 1)"^^<http://www.w3.org/2001/XMLSchema#string> .