CreateQuery t1 (children 3)
 Identifier t1
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration col (children 1)
    DataType UInt64
   ColumnDeclaration x (children 2)
    DataType UInt64
    Function plus (children 1)
     ExpressionList (children 2)
      Identifier col
      Literal UInt64_1
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList