SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function deltaSumTimestampMerge (children 1)
     ExpressionList (children 1)
      Identifier state
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 2)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Function deltaSumTimestampState (alias state) (children 1)
            ExpressionList (children 2)
             Identifier value
             Identifier timestamp
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Subquery (children 1)
              SelectWithUnionQuery (children 1)
               ExpressionList (children 1)
                SelectQuery (children 2)
                 ExpressionList (children 2)
                  Function toDate (alias timestamp) (children 1)
                   ExpressionList (children 1)
                    Identifier number
                  Function arrayElement (alias value) (children 1)
                   ExpressionList (children 2)
                    Literal Array_[UInt64_4, UInt64_5, UInt64_5, UInt64_5]
                    Function minus (children 1)
                     ExpressionList (children 2)
                      Identifier number
                      Literal UInt64_4
                 TablesInSelectQuery (children 1)
                  TablesInSelectQueryElement (children 1)
                   TableExpression (children 1)
                    Function numbers (children 1)
                     ExpressionList (children 2)
                      Literal UInt64_5
                      Literal UInt64_4
         SelectQuery (children 2)
          ExpressionList (children 1)
           Function deltaSumTimestampState (alias state) (children 1)
            ExpressionList (children 2)
             Identifier value
             Identifier timestamp
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Subquery (children 1)
              SelectWithUnionQuery (children 1)
               ExpressionList (children 1)
                SelectQuery (children 2)
                 ExpressionList (children 2)
                  Function toDate (alias timestamp) (children 1)
                   ExpressionList (children 1)
                    Identifier number
                  Function arrayElement (alias value) (children 1)
                   ExpressionList (children 2)
                    Literal Array_[UInt64_0, UInt64_4, UInt64_8, UInt64_3]
                    Identifier number
                 TablesInSelectQuery (children 1)
                  TablesInSelectQueryElement (children 1)
                   TableExpression (children 1)
                    Function numbers (children 1)
                     ExpressionList (children 2)
                      Literal UInt64_1
                      Literal UInt64_4
