CreateQuery t_read_in_order (children 3)
 Identifier t_read_in_order
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration dt (children 1)
    DataType DateTime
   ColumnDeclaration d (children 1)
    DataType Decimal64 (children 1)
     ExpressionList (children 1)
      Literal UInt64_5
   ColumnDeclaration v (children 1)
    DataType UInt64
 Storage definition (children 3)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList (children 2)
    Function toStartOfDay (children 1)
     ExpressionList (children 1)
      Identifier dt
    Identifier d
  Set
