CreateQuery enum (children 3)
 Identifier enum
 Storage definition (children 2)
  Function MergeTree
  Identifier enum
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 1)
    ExpressionList (children 1)
     Function CAST (alias enum) (children 1)
      ExpressionList (children 2)
       Literal UInt64_1
       Literal \'Enum8(\\\'zero\\\'=0, \\\'one\\\'=1)\'
