Sql Native Client 10.1

// CoCreateInstance for SQLNCLI10 provider hr = CoCreateInstance(CLSID_SQLNCLI10, NULL, CLSCTX_INPROC_SERVER, IID_IDBInitialize, (void**)&pDBC); if (FAILED(hr)) return 1;

hr = pDBC->Initialize(); // use connection... pDBC->Release(); CoUninitialize(); return 0; sql native client 10.1

If you are working with modern SQL Server environments, you are likely used to seeing drivers like or Microsoft ODBC Driver for SQL Server . However, if you are maintaining legacy applications or migrating older systems, you have likely stumbled across SQL Server Native Client 10.1 (often abbreviated as SNAC 10.1). If you use SQLNCLI10 (e

If you use SQLNCLI10 (e.g., legacy app not upgradable): If you use SQLNCLI10 (e.g.

: Replace with MSOLEDBSQL19 (OLE DB) or ODBC Driver 18 (ODBC) immediately if possible.

While this driver is well past its prime, it remains a critical piece of history for many enterprise applications. In this post, we take a look at what SNAC 10.1 is, why it was important, and what you need to know if you are still supporting it today.