CreateQuery t_01411_num (children 3)
 Identifier t_01411_num
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration num (children 1)
    DataType UInt8
   ColumnDeclaration arr (children 2)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType LowCardinality (children 1)
       ExpressionList (children 1)
        DataType Int64
    Function array (children 1)
     ExpressionList (children 1)
      Identifier num
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
  Set
