Microsoft Ole Db Driver For Sql Server 18

Provider=MSOLEDBSQL19;Server=myServer;Database=myDB;Trusted_Connection=Yes;

MSOLEDBSQL 18 supports the and ConnectRetryInterval connection string keywords. If a connection is lost due to network instability or failover, the driver automatically attempts to re-establish the session without throwing an application-level exception, preserving transaction scopes where possible. microsoft ole db driver for sql server 18

The driver handles classical SQL Server authentication and Windows Integrated authentication, but also includes modern token-based flows. It natively integrates with Microsoft Entra ID (formerly Azure Active Directory), allowing cloud-hosted infrastructures to authenticate without hardcoded database secrets. 2. Idle Connection Resiliency It natively integrates with Microsoft Entra ID (formerly

| Metric | SQLNCLI11 | MSOLEDBSQL 18 | Improvement | |--------|-----------|----------------|--------------| | Avg. Insert Latency (LAN) | 8.2 ms | 5.1 ms | 37.8% | | Failover Detection (multi-subnet) | 28 seconds | 2.8 seconds | 90% | | Memory Footprint (per connection) | 1.2 MB | 0.9 MB | 25% | | Connection Establishment (TLS 1.0 vs 1.2) | 22 ms | 31 ms (TLS 1.2 overhead) | -29% | Insert Latency (LAN) | 8

The driver integrates with (NTLM/Kerberos) and Azure Active Directory (Interactive, Managed Identity, Service Principal). A notable security improvement is the removal of SQL Server Browser service dependency for named instances when MultiSubnetFailover=Yes is specified, reducing the attack surface.