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docs: fix the variable reference for plugins where the alias does not match the variable

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Closes dokku/dokku-postgres#199
This commit is contained in:
Jose Diaz-Gonzalez
2021-09-12 22:55:02 -04:00
parent 535f40143d
commit 7a17f22d6c
2 changed files with 6 additions and 6 deletions
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6
README.md
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@@ -82,15 +82,15 @@ dokku postgres:create lolipop
You can also specify the image and image version to use for the service. It *must* be compatible with the postgres image.
```shell
export DATABASE_IMAGE="postgres"
export DATABASE_IMAGE_VERSION="${PLUGIN_IMAGE_VERSION}"
export POSTGRES_IMAGE="postgres"
export POSTGRES_IMAGE_VERSION="${PLUGIN_IMAGE_VERSION}"
dokku postgres:create lolipop
```
You can also specify custom environment variables to start the postgres service in semi-colon separated form.
```shell
export DATABASE_CUSTOM_ENV="USER=alpha;HOST=beta"
export POSTGRES_CUSTOM_ENV="USER=alpha;HOST=beta"
dokku postgres:create lolipop
```