    

 
           
-:   

-  
- 
- 
- 
-       
-   
- 



-:         

             
1-QSales
             
2-QReserving
               
3-QReviewPur
              
4-QReviewSal
             
5-QClassesFirstBalance
          
    
               

      
(QPurchases-QReviewPur)+-(QSales-QReviewSal)

             
            


              
                


               
_______________________________________________________________________________________
                                               

0                                         1               A                  1                                 40                    0                      40
0                                         1               A                  2                                 20                    20                    40
1                                         1               A                  1                                 30                    0                      30
1                                         1               B                  2                                 0                      40                    40
2                                         2               B                  2                                 50                    0                      50
2                                         1               A                  3                                 0                      50                    50
________________________________________________________________________________________


                
   
  
Processes
   
SourceID 
-:    

"1 "    "2 "       " 3 "        "4 "    " 5"      " 6"      "7 "       "8 "   

        

                  
    
          
     

 
  
