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.
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|---|---|
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Qb.Net
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linq2db
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linq2db
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Stimulsoft.Reports.Engine.NetCore
The native .NET Core report engine is a part of the reporting tool for .NET Core that renders reports from getting data from the source, building bands, calculating aggregate functions, charting, applying styles, conditions, filtering, sorting, and more. Also, the report engine has algorithms for exporting reports to various formats such as PDF, Rich Text, Excel, and others.
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66 |
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Stimulsoft.Reports.Engine.NetCore
The native .NET Core report engine is a part of the reporting tool for .NET Standard, .NET Core and .NET, that renders reports from getting data from the source, building bands, calculating aggregate functions, charting, applying styles, conditions, filtering, sorting, and more. Also, the report engine has algorithms for exporting reports to various formats such as PDF, Rich Text, Excel, and others.
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66 |
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linq2db
LINQ to DB is a data access technology that provides a run-time infrastructure for managing relational data as objects.
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65 |
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Stimulsoft.Reports.Engine.NetCore
The native .NET Core report engine is a part of the reporting tool for .NET Core that renders reports from getting data from the source, building bands, calculating aggregate functions, charting, applying styles, conditions, filtering, sorting, and more. Also, the report engine has algorithms for exporting reports to various formats such as PDF, Rich Text, Excel, and others.
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63 |
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Stimulsoft.Reports.Web.NetCore
Stimulsoft Reports.Web for .NET Core is a reporting tool designed to create and render reports in Web using native .NET Core report engine. Stimulsoft Reports.Web will provide the complete cycle of report designing, from creating report templates and ending with showing them in a web browser. All this can be done without closing a web browser. Stimulsoft Reports.Web is the reporting tool that allows you to edit reports directly in Web.
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62 |
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linq2db
LINQ to DB is a data access technology that provides a run-time infrastructure for managing relational data as objects.
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60 |
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FormCMS
A headless CMS with GraphQL API and drag-and-drop page designer.
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Stimulsoft.Reports.Engine.NetCore
The native .NET Core report engine is a part of the reporting tool for .NET Core that renders reports from getting data from the source, building bands, calculating aggregate functions, charting, applying styles, conditions, filtering, sorting, and more. Also, the report engine has algorithms for exporting reports to various formats such as PDF, Rich Text, Excel, and others.
|
59 |
|
linq2db
LINQ to DB is a data access technology that provides a run-time infrastructure for managing relational data as objects.
|
58 |
|
linq2db
LINQ to DB is a data access technology that provides a run-time infrastructure for managing relational data as objects.
|
57 |
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FormCMS
A headless CMS with GraphQL API and drag-and-drop page designer.
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WEF.Standard.MSSQL
WEF is based on the c # data entity framework supports MSQSqlServer, MySql, Orcalce, etc of conventional database and fast development, which integrates a large amount of data set under the development experience of tools, such as the Lambada without SQL query expression, add and delete, entity cloning, bulk and the parameters of the table, transaction, round of entities or stored procedures, SQL entities, etc.
WEF 是基于C#的数据实体框架，支持MSQSqlServer、MySql、Orcalce等等常规的数据库的快捷开发，其中集成了大量数据开发经验下的工具类集合，比如Lambada表达式查询、无sql的增删改查、实体克隆、批量、多表、事务、参数、SQL转实体或存储过程转实体等。
|
57 |
.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 | 60 | 02/21/2026 |
| 4.9.0 | 53 | 12/12/2025 |
| 4.8.6 | 6 | 09/28/2026 |
| 4.8.5 | 2 | 10/12/2026 |
| 4.8.4 | 48 | 12/11/2025 |
| 4.8.3 | 5 | 09/28/2026 |
| 4.8.2 | 3 | 09/28/2026 |
| 4.8.1 | 46 | 12/11/2025 |
| 4.8.0 | 47 | 12/11/2025 |
| 4.8.0-preview3.19551.4 | 35 | 12/11/2025 |
| 4.8.0-preview2.19523.17 | 32 | 12/11/2025 |
| 4.8.0-preview1.19504.10 | 52 | 12/11/2025 |
| 4.7.0 | 322 | 09/28/2026 |
| 4.7.0-rc1.19456.4 | 42 | 12/11/2025 |
| 4.7.0-preview9.19421.4 | 37 | 12/20/2025 |
| 4.7.0-preview9.19416.11 | 37 | 12/11/2025 |
| 4.7.0-preview8.19405.3 | 38 | 12/11/2025 |
| 4.7.0-preview7.19362.9 | 50 | 12/11/2025 |
| 4.7.0-preview6.19303.8 | 36 | 12/11/2025 |
| 4.7.0-preview6.19264.9 | 44 | 12/11/2025 |
| 4.7.0-preview5.19224.8 | 33 | 12/11/2025 |
| 4.7.0-preview4.19212.13 | 47 | 12/11/2025 |
| 4.7.0-preview3.19128.7 | 38 | 12/11/2025 |
| 4.7.0-preview.19073.11 | 3 | 10/10/2026 |
| 4.7.0-preview.18571.3 | 38 | 12/11/2025 |
| 4.6.1 | 39 | 12/11/2025 |
| 4.6.0 | 39 | 12/11/2025 |
| 4.6.0-preview3-27014-02 | 1 | 10/01/2026 |
| 4.6.0-preview2-26905-02 | 3 | 10/03/2026 |
| 4.5.3 | 40 | 12/12/2025 |
| 4.5.1 | 47 | 12/11/2025 |
| 4.5.0 | 38 | 12/11/2025 |
| 4.5.0-rc1 | 4 | 10/01/2026 |
| 4.5.0-preview2-26406-04 | 38 | 12/11/2025 |
| 4.5.0-preview1-26216-02 | 40 | 12/12/2025 |
| 4.4.3 | 38 | 12/11/2025 |
| 4.4.2 | 28 | 12/12/2025 |
| 4.4.1 | 1 | 10/12/2026 |
| 4.4.0 | 83 | 12/11/2025 |
| 4.4.0-preview2-25405-01 | 42 | 12/11/2025 |
| 4.4.0-preview1-25305-02 | 47 | 12/11/2025 |
| 4.3.1 | 47 | 12/11/2025 |
| 4.3.0 | 45 | 12/11/2025 |
| 4.3.0-preview1-24530-04 | 46 | 12/11/2025 |
| 4.1.0 | 48 | 12/11/2025 |
| 4.1.0-rc2-24027 | 42 | 12/11/2025 |
| 4.0.0-beta-23516 | 39 | 12/12/2025 |
| 4.0.0-beta-23409 | 1 | 10/12/2026 |
| 4.0.0-beta-23225 | 44 | 12/11/2025 |
| 4.0.0-beta-23123 | 1 | 10/12/2026 |
| 4.0.0-beta-23109 | 2 | 10/12/2026 |
| 4.0.0-beta-23019 | 4 | 10/02/2026 |
| 4.0.0-beta-22816 | 50 | 12/11/2025 |
| 4.0.0-beta-22605 | 32 | 12/11/2025 |
| 1.0.0-beta2 | 4 | 09/29/2026 |
| 1.0.0-beta1 | 36 | 12/11/2025 |