SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 1) ExpressionList (children 1) Function lessOrEquals (children 1) ExpressionList (children 2) Function dateDiff (children 1) ExpressionList (children 3) Literal \'minute\' Function ULIDStringToDateTime (children 1) ExpressionList (children 1) Function generateULID (children 1) ExpressionList Function now (children 1) ExpressionList Literal UInt64_1