TIL how to run postgresql in docker and persist the database
1 minute read Published:
Today I needed a postgres database for development that persisted its data when recreating the container. That’s not docker’s default behaviour, but docker volumes to the rescue!
This is the command to run a postgres container that persist it’s data in /var/yourpgdata:
docker run \ --name pgresql \ -d \ -p 5432:5432 \ -e POSTGRES_USER=yourpguser \ -e POSTGRES_PASSWORD=yourpgpass \ -e POSTGRES_DB=yourpgdb \ -v /var/yourpgdata:/var/lib/postgresql/data Fine… but what does this mean? Let me explain: