Ole Db Driver Jun 2026

| Operation | SQLNCLI11 (ms) | MSOLEDBSQL19 (ms) | Improvement | |-----------|----------------|-------------------|--------------| | Bulk Insert (10k rows) | 450 | 320 | +29% | | Large SELECT (100k rows) | 2100 | 1700 | +19% | | Connection pooling (cold start) | 120 | 95 | +21% |

Supports modern features like Snapshot Isolation , Multiple Active Result Sets (MARS) , Azure Active Directory authentication , and UTF-8 encoding . ole db driver

Microsoft initially deprecated OLE DB in favor of ODBC for native connectivity. | Operation | SQLNCLI11 (ms) | MSOLEDBSQL19 (ms)

When using the latest driver in your application, your connection string should specify the provider as follows: Multiple Active Result Sets (MARS)

Modern OLE DB drivers, particularly the newest , include advanced features that the original versions lacked: OLE DB Driver for SQL Server - Microsoft Learn