Description

dotConnect for PostgreSQL is a high-performance ORM enabled data provider for PostgreSQL that builds on ADO.NET technology to present a complete solution for developing PostgreSQL-based database applications. It introduces new approaches for designing application architecture, boosts productivity, and facilitates the development of database applications.

Our ADO.NET PostgreSQL provider supports a wide range of PostgreSQL-specific features, such as secure SSL connections, PostgreSQL notifications, PostgreSQL bulk data loading, GEOMETRY, PostgreSQL ARRAY types, and others.

Advanced Visual Studio Integration
dotConnect for PostgreSQL provides a vast number of GUI tools that increase your productivity. For example, it includes DataSet tools, such as DataSet Wizard, DataSet Editor, DataSet Manager, provide you an easy way to create and edit typed and untyped DataSets.

PostgreSQL ADO.NET Provider supports advanced Visual Studio integration (DDEX), and provides convenient visual component editors to simplify component tweaking.

Broad Compatibility
dotConnect for PostgreSQL was the first PostgreSQL database provider to support .NET Core and Entity Framework Core, and we work hard to support new platforms and development technologies as soon as they are released.

PostgreSQL support: from 7.1 to 12
Visual Studio support: 2008 – 2019
Platforms support:
Full .NET Framework 2.0 – 4.8
.NET Core 1.x, 2.x, and 3.0
.NET Compact Framework 2.0 and above
Mono 2.0 and above

Enhanced ORM Support
dotConnect for PostgreSQL offers enhanced ORM support with a bundled visual designer for ORM models - Entity Developer. Our PostgreSQL ADO.NET Provider supports the following ORMs:

Entity Framework v1 - v6
Entity Framework Core 1.x, 2.x, and 3.1
NHibernate
LinqConnect

9.0.0 18-Dec-25

Added support for PostgreSQL 18
Added support for .NET 10
Added support for Visual Studio 2026
Added support for Visual Studio 2026 Insiders, version 18.3
Added trial product activation
Added license key-based licensing for .NET Framework assemblies
Added the License Key connection string parameter for .NET Framework assemblies
Added support for high-performance batch updates
Added support for modern SSH encryption and key exchange algorithms
Added the PgSqlNumeric structure for the PostgreSQL NUMERIC data type
Added support for SQL Server Reporting Services versions 2017 (15), 2019 (16), and 2022 (17)
Fixed an issue with $$-quoting (dollar-quoted string constants)
Fixed an issue with OUT parameters for stored procedures executed with PgSqlCommand
Entity Framework support

Updated support for Entity Framework Core 9 to version 9.0.11
Updated support for Entity Framework Core 8 to version 8.0.22
Fixed an issue with comparing variables or literal values in Entity Framework Core 9
Fixed an issue with the Devart.Data.PostgreSql.EFCore NuGet package on Apple Mac computers with the M3 (ARM64) chip
Fixed an issue with Performance Profiler in Visual Studio 2022 or later

LinqConnect

Fixed an issue with the dotConnect for PostgreSQL Professional Edition license key when using LinqConnect functionality
Fixed an issue with the EntitySet.ListChanged event

Additional Information