: The Instant Client requires specific versions of the Microsoft Visual C++ Redistributable to run on Windows.

: You must download two packages for a complete installation: the Basic (or Basic Light) package and the ODBC package.

Official drivers are available directly from Oracle's Technology Network . You must choose the version that matches the architecture (bitness) of your , not necessarily your operating system. For example, a 32-bit application on a 64-bit server requires the 32-bit driver.

: Required for 64-bit applications.