Developed a secure and modular PL/SQL procedure to update policyholder details in an insurance database system. The procedure supports updating mobile numbers, Aadhar numbers, PAN numbers, and ...

Design a normalized schema (3NF/BCNF) for Products, Warehouses/Locations, Inventory_Levels, Suppliers, Purchase_Orders, Sales_Orders, Audit_Logs, etc. Utilize advanced data types, constraints (CHECK, ...