System.Data.SqlClient 4.9.1
About
The legacy .NET Data Provider for SQL Server. These classes provide access to versions of SQL Server and encapsulate database-specific protocols, including tabular data stream (TDS).
System.Data.SqlClient is deprecated. Please use Microsoft.Data.SqlClient instead.
Main Types
The main types provided by this library are:
- System.Data.SqlClient.SqlConnection
- System.Data.SqlClient.SqlException
- System.Data.SqlClient.SqlParameter
- System.Data.SqlDbType
- System.Data.SqlClient.SqlDataReader
- System.Data.SqlClient.SqlCommand
- System.Data.SqlClient.SqlTransaction
- System.Data.SqlClient.SqlParameterCollection
- System.Data.SqlClient.SqlClientFactory
Additional Documentation
- Introducing the new Microsoft.Data.SqlClient
- Announcement: System.Data.SqlClient package is now deprecated
- For conceptual information about using this namespace when programming with .NET, see SQL Server and ADO.NET.
- API reference for System.Data.SqlClient can be found in: https://learn.microsoft.com/en-us/dotnet/api/system.data.sqlclient?view=netframework-4.8.1
- API reference for Microsoft.Data.SqlClient can be found in: https://learn.microsoft.com/en-us/dotnet/api/microsoft.data.sqlclient
Related Packages
License
System.Data.SqlClient is released as open source under the MIT license.
Showing the top 20 packages that depend on System.Data.SqlClient.
| Packages | Downloads |
|---|---|
|
Microsoft.EntityFrameworkCore.SqlServer
Microsoft SQL Server database provider for Entity Framework Core.
|
4 |
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Microsoft.Windows.Compatibility
This Windows Compatibility Pack provides access to APIs that were previously available only for .NET Framework. It can be used from both .NET as well as .NET Standard.
|
3 |
|
Microsoft.Windows.Compatibility
This Windows Compatibility Pack provides access to APIs that were previously available only for .NET Framework. It can be used from both .NET Core as well as .NET Standard.
6c6b536dffb4da0c45ff14921bfee10265265050
When using NuGet 3.x this package requires at least version 3.4.
|
3 |
|
Microsoft.EntityFrameworkCore.SqlServer
Microsoft SQL Server database provider for Entity Framework Core.
This package was built from the source at:
https://github.com/aspnet/EntityFramework.git/tree/cbd2a2074d908673195abbb14de5a460acaa2aea
|
3 |
|
Microsoft.Extensions.Caching.SqlServer
Distributed cache implementation of Microsoft.Extensions.Caching.Distributed.IDistributedCache using Microsoft SQL Server.
This package was built from the source at:
https://github.com/aspnet/Caching/tree/d229b4cc24713b5d79cd2602ac0d3ebfb3e749c4
|
3 |
|
Microsoft.ApplicationInsights.DependencyCollector
Application Insights Dependency Collector for .NET applications. This is a dependent package for Application Insights platform specific packages and provides automatic collection of dependency telemetry. Please install the platform specific packages directly for the best experience. Privacy statement: https://go.microsoft.com/fwlink/?LinkId=512156
|
3 |
|
EntityFramework
Entity Framework 6 (EF6) is a tried and tested object-relational mapper for .NET with many years of feature development and stabilization.
|
2 |
|
EntityFramework
Entity Framework is Microsoft's recommended data access technology for new applications.
|
2 |
|
FastMember
In .NET reflection is slow... well, kinda slow. If you need access to the members of an arbitrary type, with the type and member-names known only at runtime - then it is frankly hard (especially for DLR types). This library makes such access easy and fast.
|
2 |
.NET Framework 4.6.2
- No dependencies.
.NET 6.0
- runtime.native.System.Data.SqlClient.sni (>= 4.4.0)
.NET 8.0
- runtime.native.System.Data.SqlClient.sni (>= 4.4.0)
.NET Standard 2.0
- No dependencies.
| Version | Downloads | Last updated |
|---|---|---|
| 4.9.1 | 2 | 07/16/2026 |
| 4.9.0 | 2 | 07/16/2026 |
| 4.8.6 | 2 | 07/16/2026 |
| 4.8.5 | 2 | 07/16/2026 |
| 4.8.4 | 2 | 07/16/2026 |
| 4.8.3 | 2 | 07/18/2026 |
| 4.8.2 | 2 | 07/16/2026 |
| 4.8.1 | 2 | 07/16/2026 |
| 4.8.0 | 2 | 07/16/2026 |
| 4.8.0-preview3.19551.4 | 2 | 07/16/2026 |
| 4.8.0-preview2.19523.17 | 2 | 07/16/2026 |
| 4.8.0-preview1.19504.10 | 2 | 07/16/2026 |
| 4.7.0 | 1 | 09/03/2026 |
| 4.7.0-rc1.19456.4 | 2 | 07/16/2026 |
| 4.7.0-preview9.19421.4 | 3 | 07/16/2026 |
| 4.7.0-preview9.19416.11 | 2 | 07/16/2026 |
| 4.7.0-preview8.19405.3 | 2 | 07/16/2026 |
| 4.7.0-preview7.19362.9 | 2 | 07/16/2026 |
| 4.7.0-preview6.19303.8 | 2 | 07/16/2026 |
| 4.7.0-preview6.19264.9 | 3 | 07/16/2026 |
| 4.7.0-preview5.19224.8 | 2 | 07/16/2026 |
| 4.7.0-preview4.19212.13 | 1 | 07/16/2026 |
| 4.7.0-preview3.19128.7 | 2 | 07/16/2026 |
| 4.7.0-preview.19073.11 | 2 | 07/16/2026 |
| 4.7.0-preview.18571.3 | 2 | 07/17/2026 |
| 4.6.1 | 1 | 09/03/2026 |
| 4.6.0 | 2 | 07/16/2026 |
| 4.6.0-preview3-27014-02 | 2 | 07/16/2026 |
| 4.6.0-preview2-26905-02 | 2 | 07/16/2026 |
| 4.5.3 | 2 | 07/16/2026 |
| 4.5.1 | 2 | 07/16/2026 |
| 4.5.0 | 2 | 07/16/2026 |
| 4.5.0-rc1 | 3 | 07/16/2026 |
| 4.5.0-preview2-26406-04 | 3 | 07/16/2026 |
| 4.5.0-preview1-26216-02 | 2 | 07/16/2026 |
| 4.4.3 | 2 | 07/16/2026 |
| 4.4.2 | 2 | 07/16/2026 |
| 4.4.1 | 3 | 07/16/2026 |
| 4.4.0 | 3 | 07/16/2026 |
| 4.4.0-preview2-25405-01 | 2 | 07/16/2026 |
| 4.4.0-preview1-25305-02 | 3 | 07/16/2026 |
| 4.3.1 | 2 | 07/16/2026 |
| 4.3.0 | 2 | 07/16/2026 |
| 4.3.0-preview1-24530-04 | 2 | 07/16/2026 |
| 4.1.0 | 2 | 07/16/2026 |
| 4.1.0-rc2-24027 | 2 | 07/16/2026 |
| 4.0.0-beta-23516 | 2 | 07/16/2026 |
| 4.0.0-beta-23409 | 2 | 07/16/2026 |
| 4.0.0-beta-23225 | 2 | 07/16/2026 |
| 4.0.0-beta-23123 | 1 | 07/16/2026 |
| 4.0.0-beta-23109 | 2 | 07/16/2026 |
| 4.0.0-beta-23019 | 2 | 07/16/2026 |
| 4.0.0-beta-22816 | 1 | 07/16/2026 |
| 4.0.0-beta-22605 | 2 | 07/16/2026 |
| 1.0.0-beta2 | 2 | 07/16/2026 |
| 1.0.0-beta1 | 2 | 07/17/2026 |