RELATEDTABLE(tableName)
Evaluates a table expression in a context modified by the given filters.
RELATED(column)
Returns a related value from another table.
CROSSFILTER(columnName1, columnName2, direction)
Specifies the cross-filtering direction to be used in a calculation for a relationship that exists between two columns.
USERELATIONSHIP(columnName1, columnName2)
Specifies the relationship to be used in a specific calculation as the one that exists between columnName1 and columnName2.