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Installation

Running with Docker

Requirement
- Docker
Follow Running with Docker guide
Run the docker-compose to start the Wren Engine service
```
docker compose --env-file .env up
```
Connect from PostgreSQL drivers using port 7432, example here we use psql
```
psql 'host=localhost user=ina dbname=wren port=7432 options=--search_path=tpch'
```
If psql: command not found or not install psql, you can install it via instruction in this website

Running with JAR

Requirements:
- Java 21+
Follow Running with JAR

Run the executable jar to start the Wren Engine service

java \
  -Dconfig=etc/config.properties \
  --add-opens=java.base/java.nio=ALL-UNNAMED \
  -jar wren-server-executable.jar

Connect from PostgreSQL drivers using port 7432, example here we use psql
```
psql 'host=localhost user=ina dbname=wren port=7432 options=--search_path=tpch'
```
If psql: command not found or not install psql, you can install it via instruction in this website