SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function formatQuery (children 1)
     ExpressionList (children 1)
      Literal \'ALTER TABLE a MODIFY COLUMN y Int64 TTL toDate(\\\'2025-01-01\\\') + toIntervalDay(x) REMOVE MATERIALIZED\'
