PostgreSQL Integration Plugin for Unreal Engine 5

A lightweight plugin that enables direct PostgreSQL database access inside Unreal Engine, supporting both C++ and Blueprints.

This is a BETA version, proceed with caution.

For support, join the Discord server: https://discord.gg/BxHRHDdkNy

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Features

• Direct PostgreSQL Connectivity Connect Unreal Engine directly to any PostgreSQL server (local or remote).

• SSL Support Optional SSL connection with selectable SSL modes and optional root certificate use.

• OS Support Currently supports Windows only. (Tested on Windows 10 with UE5.2)

• Query Execution Run SQL commands, retrieve results, and map rows/columns easily.

• Blueprint-Friendly All major operations exposed as simple Blueprint nodes.

• CSV + Structured Results Query results can be returned both as CSV rows and structured maps.

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Available Functions

PG_Connect(...)

Opens a connection to a PostgreSQL database with optional SSL settings.

PG_Disconnect(Connection)

Closes an active PostgreSQL connection.

PG_IsConnected(Connection)

Returns whether the connection is valid and open.

PG_ExecuteNonQuery(Connection, Sql, OutError)

Executes SQL statements that do not return rows (e.g., INSERT, UPDATE, DELETE, CREATE, DROP).

PG_ExecuteQuery(Connection, Sql, PrimaryKeyColumn, OutRowsByPK, OutRowsCSV, OutError)

Runs a SELECT query and returns data in two formats:

• A map of rows keyed by a primary column
• An array of CSV-formatted rows

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Compatibility

Precompiled Binaries

• Unreal Engine 5.2
• Unreal Engine 5.4
• Unreal Engine 5.7

Source Code

Should compile normally for other Unreal Engine versions.

Need precompiled binaries for another version? Open an issue or ask on Discord.

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Installation

Download the correct version from Releases: https://github.com/GPUbrainStorm/PostgreSQLPlugin_UE5/releases

Precompiled (UE 5.2)

Place the plugin into your project's Plugins/ folder and launch normally.

From Source Code (Any Version)

Copy the plugin to your project's Plugins/ directory and build normally.

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Usage Example