zillion-util/etc/meta/def/level1_def_Variant2.json

{
	"Type":"Variant",
	"Reference":true,
	"ReferenceTarget":[
		{
			"Target":"Database",
			"Name":"database_1"
		},
		{
			"Target":"Datatable",
			"Name":"datatable_4"
		}
		
	],
	"ReferenceTimeColumn":"timefrom",
	"ItemTarget":[
		{
			"Target":"Database",
			"Name":"String"
		},
		{
			"Target":"Datatable",
			"Name":"String"
		}
		
	],
	"ItemTimeColumn":"String",
	"ItemIdentifier":[
		{
			"Name":"MeterSign",
			"Multiplicity":"1",
			"Type":"String"
		},
		{
			"Name":"FunctionId",
			"Multiplicity":"1",
			"Type":"Long"
		}
		
	],
	"Columns":[
		{
			"Name":"value",
			"Multiplicity":"1",
			"Type":"String"
		}
		
	]
	
}