For Sql Server - Oledb Driver
| 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. |
Historically, OLE DB access to SQL Server was provided through: oledb driver for sql server
A typical OLE DB connection string using the modern driver: | Problem | Solution | |---------|----------| | Provider
// Set connection properties (server, database, auth) DBPROP InitProperties[3]; // ... set property values ... auth) DBPROP InitProperties[3]
Provider=MSOLEDBSQL;Server=myServerAddress;Database=myDataBase;Trusted_Connection=yes;
Consequently, Microsoft released . This marked the "un-deprecation" of the technology. It is now the standard, supported driver, distinct from the old SNAC or MDAC providers.