System.Data.SqlClient 4.9.0

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

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
EntityFramework
Entity Framework 6 (EF6) is a tried and tested object-relational mapper for .NET with many years of feature development and stabilization.
2
Microsoft.EntityFrameworkCore.SqlServer
Microsoft SQL Server database provider for Entity Framework Core.
1
Microsoft.Extensions.Caching.SqlServer
Distributed cache implementation of Microsoft.Extensions.Caching.Distributed.IDistributedCache using Microsoft SQL Server.
1
EntityFramework
Entity Framework 6 (EF6) is a tried and tested object-relational mapper for .NET with many years of feature development and stabilization.
0
Microsoft.EntityFrameworkCore.SqlServer
Microsoft SQL Server database provider for Entity Framework Core. This package was built from the source code at https://github.com/aspnet/EntityFrameworkCore/tree/ee3828a168f874efc5e5c8cc8c9bce9aa7db9d25
0
Microsoft.EntityFrameworkCore.SqlServer
Microsoft SQL Server database provider for Entity Framework Core. This package was built from the source code at https://github.com/aspnet/EntityFrameworkCore/tree/01da710cdeff0431fc60379580aa63f335fbc165
0
Microsoft.Extensions.Caching.SqlServer
Distributed cache implementation of Microsoft.Extensions.Caching.Distributed.IDistributedCache using Microsoft SQL Server. This package was built from the source code at https://github.com/aspnet/Extensions/tree/9bc79b2f25a3724376d7af19617c33749a30ea3a
0
MySql.Data
MySql.Data.MySqlClient .Net Core Class Library
0

.NET Framework 4.6.2

  • No dependencies.

.NET 6.0

.NET 8.0

.NET Standard 2.0

  • No dependencies.

Version Downloads Last updated
4.9.0 8 6/23/2025
4.8.5 4 6/29/2025
4.8.3 1 6/27/2025
4.6.1 0 9/6/2025
4.6.0 0 9/6/2025
4.5.1 1 9/6/2025