CreateQuery distinct_two_level (children 3)
 Identifier distinct_two_level
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration time (children 1)
    DataType DateTime64 (children 1)
     ExpressionList (children 1)
      Literal UInt64_3
   ColumnDeclaration domain (children 1)
    DataType String
   ColumnDeclaration subdomain (children 1)
    DataType String
 Storage definition (children 2)
  Function MergeTree
  Identifier time
