Table S for suppliers: S# - supplier number SNAME - supplier name STATUS - supplier status CITY - city where supplier resides. S -------------------------- S# SNAME STATUS CITY ==------------------------ S1 Smith 20 London S2 Jones 10 Paris S3 Blake 30 Paris S4 Clark 20 London S5 Adams 30 Athens -------------------------- ========================================== Table P for parts: P# - part number PNAME - part name COLOR - part color WEIGHT - part weight CITY - city where the part is produced P -------------------------------- P# PNAME COLOR WEIGHT CITY ==------------------------------ P1 Nut Red 12.0 London P2 Bolt Green 17.0 Paris P3 Screw Blue 17.0 Oslo P4 Screw Red 14.0 London P5 Cam Blue 12.0 Paris P6 Cog Red 19.0 London --------------------------------- ============================================ Table J for projects: J# - project number JNAME - project name CITY - city where the project is carried out J -------------------- J# JNAME CITY ==------------------ J1 Sorter Paris J2 Display Rome J3 OCR Athens J4 Console Athens J5 RAID London J6 EDS Oslo J7 Tape London -------------------- ============================================= Table SPJ for suppliers, parts, and projects: S# - supplier number P# - part number J# - project number QTY - quantity of the part P# supplied by the supplier S# for the project J# SPJ ---------------------- S# P# J# QTY ============---------- S1 P1 J1 200 S1 P1 J4 700 S2 P3 J1 400 S2 P3 J2 200 S2 P3 J3 200 S2 P3 J4 500 S2 P3 J5 600 S2 P3 J6 400 S2 P3 J7 800 S2 P5 J2 100 S3 P3 J1 200 S3 P4 J2 500 S4 P6 J3 300 S4 P6 J7 300 S5 P2 J2 200 S5 P2 J4 100 S5 P5 J5 500 S5 P5 J7 100 S5 P6 J2 200 S5 P1 J4 100 S5 P3 J4 200 S5 P4 J4 800 S5 P5 J4 400 S5 P6 J4 500