CreateQuery moving_sum_dec (children 3)
 Identifier moving_sum_dec
 Storage definition (children 1)
  Function Memory
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 3)
     Identifier k
     Identifier dt
     Function toDecimal64 (alias v) (children 1)
      ExpressionList (children 2)
       Identifier v
       Literal UInt64_2
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier moving_sum_num