diff --git a/db/.env.example b/db/.env.example
index 68feeca..590276d 100644
--- a/db/.env.example
+++ b/db/.env.example
@@ -9,6 +9,11 @@ API_SERVER_DATABASE_PORT=5432
 API_SERVER_DATABASE_NAME=postgres
 API_SERVER_DATABASE_USER=postgres
 API_SERVER_DATABASE_PASSWORD=postgres123
+# Set to 'true' for managed Postgres providers that require TLS.
+# API_SERVER_DATABASE_SSL=false
+# DB used for CREATE/DROP DATABASE (must not be the target DB itself).
+# Some managed providers use a different name (e.g. `defaultdb`).
+# API_SERVER_DATABASE_MAINTENANCE_NAME=postgres
 
 CLICKHOUSE_PROTOCOL=http
 CLICKHOUSE_HOST=localhost
diff --git a/server/.env.example b/server/.env.example
index 61d11c2..30d832f 100644
--- a/server/.env.example
+++ b/server/.env.example
@@ -11,6 +11,11 @@ DATABASE_NAME=postgres
 DATABASE_USER=postgres
 DATABASE_PASSWORD=postgres123
 
+# Postgres connection pool sizes. Defaults shown.
+# DATABASE_POOL_MAX=30
+# DATABASE_READ_POOL_MAX=150
+# SEQUELIZE_POOL_MAX=150
+
 # Used to sign session ids in cookies.
 SESSION_SECRET=some_long_secret_string