Thin vs Thick Driver
If Driver won’t require any extra Component to communicate with Database, such type of Driver is called Thin Driver.
E.g: Type-4 Driver
If Driver require some extra Component (like ODBC Driver OR Vendor specific Native Libraries OR Middleware Server), such Type of Driver is called Thick Driver.
E.g: Type-1, Type-2 and Type-3 Drivers
- Type-1, Type-2 and Type-4 Drivers follow 2-Tier Architecture.
- Type-3 Driver follows 3-Tier Architecture.