Add information regarding json export to README files

README.md

@@ -31,3 +31,4 @@ Afterwards, you may check your setup by executing ``Utils/check.sh`` or ``Utils/
 ## Developer Notes
 * to regenerate translations use ````python manage.py makemessages -l de_DE --ignore venv````
 * to create a data backup use ````python manage.py dumpdata --indent=2 > db.json --traceback````
+* to export all database items belonging to a certain event use ````.\Utils\json_export.sh <event_id> <export_prefix>  [--prod]````. The results will be saved in ````backups/<export_prefix>.json````

Utils/README.md

@@ -7,3 +7,4 @@ All scripts should be executed from the project folder (repository root).
 * **setup** installation script for development setup
 * **update** update script for development or production (--prod) setup
 * **check** setup checking script for development and production (--prod) setup
+* **json_export** export script for development and production (--prod) -- can be used to export all database items belonging to a given event
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