<PackageReference Include="Microsoft.Data.SqlClient" Version="7.1.0-preview3.26238.4" />

Microsoft.Data.SqlClient.Diagnostics.ISqlClientMetrics

interface ISqlClientMetrics
The connection pool counters, as reported by SqlClientMetrics.
namespace Microsoft.Data.SqlClient.Diagnostics { internal interface ISqlClientMetrics { void HardConnectRequest(); void HardDisconnectRequest(); void SoftConnectRequest(); void SoftDisconnectRequest(); void EnterNonPooledConnection(); void ExitNonPooledConnection(); void EnterPooledConnection(); void ExitPooledConnection(); void EnterActiveConnectionPoolGroup(); void ExitActiveConnectionPoolGroup(); void EnterInactiveConnectionPoolGroup(); void ExitInactiveConnectionPoolGroup(); void EnterActiveConnectionPool(); void ExitActiveConnectionPool(); void EnterInactiveConnectionPool(); void ExitInactiveConnectionPool(); void EnterActiveConnection(); void ExitActiveConnection(); void EnterFreeConnection(); void ExitFreeConnection(); void EnterStasisConnection(); void ExitStasisConnection(); void ReclaimedConnectionRequest(); } }