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Speed up recorder startup by making schema query read only (#113987)

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This commit is contained in:
J. Nick Koston
2024-03-22 07:29:46 -10:00
committed by GitHub
parent bbb80caed3
commit 68e170284f
1 changed files with 4 additions and 2 deletions
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6
homeassistant/components/recorder/migration.py
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@@ -181,7 +181,7 @@ def _get_schema_version(session: Session) -> int | None:
def get_schema_version(session_maker: Callable[[], Session]) -> int | None:
"""Get the schema version."""
try:
with session_scope(session=session_maker()) as session:
with session_scope(session=session_maker(), read_only=True) as session:
return _get_schema_version(session)
except Exception as err: # pylint: disable=broad-except
_LOGGER.exception("Error when determining DB schema version: %s", err)
@@ -1771,9 +1771,11 @@ def _initialize_database(session: Session) -> bool:
def initialize_database(session_maker: Callable[[], Session]) -> bool:
"""Initialize a new database."""
try:
with session_scope(session=session_maker()) as session:
with session_scope(session=session_maker(), read_only=True) as session:
if _get_schema_version(session) is not None:
return True
with session_scope(session=session_maker()) as session:
return _initialize_database(session)
except Exception as err: # pylint: disable=broad-except