Postgres environment variable configuration
Environment variables available to the Nacelle process change the behavior of Postgres interactions.
| Environment Variable | Required | Default | Description | 
|---|---|---|---|
| DATABASE_URL | yes | The connection string of the remote database. | |
| LOG_SQL_QUERIES | false | Whether or not to log parameterized SQL queries. | |
| MIGRATIONS_TABLE | schema_migrations | The name of the migrations table. | |
| MIGRATIONS_SCHEMA_NAME | default | The name of the schema used during migrations. | |
| FAIL_ON_NEWER_MIGRATION_VERSION | false | If true, fail startup when the database migration version is newer than the known set of migrations. | 
