SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Function count (children 1) ExpressionList TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier test.hits Function not (children 1) ExpressionList (children 1) Function and (children 1) ExpressionList (children 2) Function greaterOrEquals (children 1) ExpressionList (children 2) Identifier EventDate Function toDate (children 1) ExpressionList (children 1) Literal \'2015-01-01\' Function less (children 1) ExpressionList (children 2) Identifier EventDate Function toDate (children 1) ExpressionList (children 1) Literal \'2015-02-01\'