Oledb Driver For Sql Server Jun 2026

// Simplified example – error handling omitted for brevity HRESULT ExecuteQuery() IDBInitialize* pIDBInitialize = nullptr; IDBCreateSession* pIDBCreateSession = nullptr; IOpenRowset* pIOpenRowset = nullptr;

| Version | Release Year | Notable Additions | |---------|--------------|--------------------| | MSOLEDBSQL (18.x) | 2018+ | Always Encrypted, Azure AD auth, TLS 1.2 | | MSOLEDBSQL (19.x) | 2021+ | UTF-8 support, additional Azure AD methods | | MSOLEDBSQL (19.3+) | 2023+ | Support for newer SQL Server 2022 features | oledb driver for sql server

A typical OLE DB connection string using the modern driver: // Simplified example – error handling omitted for

| Problem | Solution | |---------|----------| | Provider cannot be found | Install the correct MSOLEDBSQL driver version (check 32/64-bit match). | | Login failed for user | Verify authentication method; for Azure AD, install latest driver version. | | Connection hangs with Always Encrypted | Ensure column master key is accessible and driver version 18+ is used. | | MultiSubnetFailover not working | Set MultiSubnetFailover=Yes ; requires SQL Server 2012+ Always On. | IDBCreateSession* pIDBCreateSession = nullptr

// Initialize COM CoInitialize(nullptr);

// Create session and open rowset pIDBInitialize->QueryInterface(IID_IDBCreateSession, (void**)&pIDBCreateSession); pIDBCreateSession->CreateSession(nullptr, IID_IOpenRowset, (IUnknown**)&pIOpenRowset);