Dow Chemical
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Transcript of Dow Chemical
PRESENTED BY:CHRIS WILLIAMS
SUGI TERBISHCARL SMITH
Dow Chemical
Business Background
Dow Chemical is a world-wide leading supplier of plastic resins and material science innovations
As of 2008Annual sales $57.4 billion46,000 employees worldwide150 manufacturing sites in 35 countries Produce 3,300 different products
Business Background
Dow Houston Operations located in Deer Park, TXComplex covers 139 acresProduces and sells more than 500 million pounds of product annually Products are shipped via rail, truck, and
pipelineEmploys more that 375 employees and
contractors.
Business Need
Provide a business database to keep better track of incoming and outgoing shipments of raw materials and product
Keep track of the raw materials used in production of Dow’s products: what vendors the product was purchased from how it was delivered to the company (via truck, train, or
pipeline) how it was delivered to the buyer (via truck, train, or
pipeline) Determine the ROP based on flow of inventory per quarter
Context Diagram
EVENT HANDLING PROCESSING
LEVEL 0 DFD
LEVEL 1 DFD FOR PROCESS 1
LEVEL 1 DFD FOR PROCESS 2
LEVEL 1 DFD FOR PROCESS 4
SYSTEM COMPONENT
STRUCTURE CHART
ER DIAGRAM
CUSTOMER
PK CUST_ID
CUST_FNAME CUST_LNAME CUST_ADDRESS CUST_CITY CUST_STATE CUST_ZIPCODE CUST_PHONE CUST_PRIMCONTACT
VENDOR
PK VENDOR_ID
FK1 VENDOR_PROD VENDOR_FNAME VENDOR_LNAME VENDOR_ADDRESS VENDOR_CITY VENDOR_STATE VENDOR_ZIPCODE VENDOR_PRIMCONTACT INV_ID
INVENTORY
INV_ID
INV_NAME INV_CATEGORY INV_QUANTITY INV_PRICEFK1 WH_ID FK2 ORDER_ID
WAREHOUSE
PK WH_ID
WH_STATE
ORDER
PK ORDER_ID
FK1 CUST_ID INV_NAME ORDER_QUANTITY ORDER_SHIPMETHOD
INVOICE
PK INVOICE_NO
FK1 ORDER_ID DOW_ADDRESS DOW_CITY DOW_STATE DOW_ZIPCODE DOW_PHONE
PHYSICAL DESIGN
CUSTOMER (Cust_ID, Cust_Fname, Cust_Lname,Cust_Address, Cust_City, Cust_State, Cust_Zipcode, Cust_Phone, Cust_PrimaryContact)
ORDER(Order_ID, Cust_ID*, Order_Quantity, Order_Shipmethod)
INVENTORY (Inv_ID, Inv_Category, Inv_Quantity, Inv_Price, WH_ID*, Order_ID*, Inv_ROP, Inv_Target, Inv_Discontinued)
PHYSICAL DESIGN cont’d
VENDOR (Vendor_ID, Vendor_Prod,Vendor_Fname, Vendor_Lname, Vendor_Address, Vendor_City, Vendor_State, Vendor_Zipcode, Vendor_Primarycontact , Inv_ID*)
INVOICE (Invoice_No, Order_ID*, Dow_Address, Dow_City, Dow_State, Dow_Zipcode, Dow_Phone)
WAREHOUSE (WH_ID, WH_State)
IVENTORY DETAILS FORM
INVENTORY DETAILS REPORT
Questions???