hass-core/homeassistant/components/recorder/const.py
J. Nick Koston bc862e97ed
Use a dedicated executor pool for database operations (#68105)
Co-authored-by: Erik Montnemery <erik@montnemery.com>
Co-authored-by: Franck Nijhof <git@frenck.dev>
2022-03-17 23:09:01 -10:00

19 lines
537 B
Python

"""Recorder constants."""
DATA_INSTANCE = "recorder_instance"
SQLITE_URL_PREFIX = "sqlite://"
DOMAIN = "recorder"
CONF_DB_INTEGRITY_CHECK = "db_integrity_check"
MAX_QUEUE_BACKLOG = 30000
# The maximum number of rows (events) we purge in one delete statement
# sqlite3 has a limit of 999 until version 3.32.0
# in https://github.com/sqlite/sqlite/commit/efdba1a8b3c6c967e7fae9c1989c40d420ce64cc
# We can increase this back to 1000 once most
# have upgraded their sqlite version
MAX_ROWS_TO_PURGE = 998
DB_WORKER_PREFIX = "DbWorker"