Database Design course

Using the invoice table structure shown below, do the following a).Write the relational schema, draw its dependency diagram and identify all dependencies, including all partial and transitive dependencies. You can assume that the table does not contain repeating groups and that any invoice number may reference more than one product. (Hint: This table uses a composite primary key.) b). Remove all partial dependencies, write the relational schema, and draw the new dependency diagrams. Identify the normal forms for each table structure you created. c). Remove all transitive dependencies, write the relational schema, and draw the new dependency diagrams. Also identify the normal forms for each table structure you created. d).Draw the Crow's Foot ERI INVOICE QUANTITY PRICES ENDOR VEND CODE PHONE CUS FNAME CUS LNAME CUS PHONE PROO CODE PROCUCT 0011 Lea 13)8041238 00 08-03-2014 231 15123-4536 head 7131894-1238 004 09-03-3014 1 13 28-AB Caw hammer 1506224-2134 10012 Kah 0012Kh ZDU3340 Steel tape, 121 lengh 00128-AB Ca hammer 1 13 232 608 224-2134 232 1608224-2134 Houselite chain sax 16in 10014 Myon land15222672 100108-03-2014 1150 232 (508)224-2134