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

8.3.104 08-Nov-24

Supported Visual Studio 2022 version 17.12 Preview
Fixed an issue with integration in Visual Studio 2015 and earlier versions
Fixed the DataSet Wizard crash in Visual Studio 2022
Fixed a design-time bug with the PgSqlDataTable Tasks interface element in Visual Studio 2022
Fixed the behavior of returning an infinity value for timestamps

Entity Framework support

Updated support for Entity Framework Core 8 to version 8.0.10
Updated support for Entity Framework Core 6 to version 6.0.35
Added support for generating LEFT JOIN LATERAL and CROSS JOIN LATERAL in EF Core LINQ when translating EF Core LINQ queries for PostgreSQL 9.3 and above
Resolved an issue that caused the error "No coercion operator is defined between types 'System.Byte[]' and 'NetTopologySuite.Geometries.Geometry'" when using NetTopologySuite in EF Core
Fixed a bug where UNION types could not be matched in EF Core
Fixed an issue with creating the MigrationHistory table in EF Core when it already exists in PostgreSQL 9.1 and later

Entity Developer

Fixed an issue where the Update From Database Wizard reset navigation property names in EF Core models

Additional Information