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Fix repairing datetime precision for PostgreSQL (#83351)

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Erik Montnemery 2022-12-06 04:33:06 +01:00 committed by GitHub
parent 3ab9a14ce7
commit 587381440f
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 25 additions and 6 deletions
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2
homeassistant/components/recorder/migration.py
View File

@ -161,7 +161,7 @@ def migrate_schema(
"Database is about to correct DB schema errors: %s",
", ".join(sorted(schema_errors)),
)
statistics_correct_db_schema(engine, session_maker, schema_errors)
statistics_correct_db_schema(instance, engine, session_maker, schema_errors)
def _create_index(

13
homeassistant/components/recorder/statistics.py
View File

@ -2404,7 +2404,10 @@ def validate_db_schema(
def correct_db_schema(
engine: Engine, session_maker: Callable[[], Session], schema_errors: set[str]
instance: Recorder,
engine: Engine,
session_maker: Callable[[], Session],
schema_errors: set[str],
) -> None:
"""Correct issues detected by validate_db_schema."""
from .migration import _modify_columns # pylint: disable=import-outside-toplevel
@ -2450,12 +2453,16 @@ def correct_db_schema(
)
if f"{table.__tablename__}.µs precision" in schema_errors:
# Attempt to convert datetime columns to µs precision
if instance.dialect_name == SupportedDialect.MYSQL:
datetime_type = "DATETIME(6)"
else:
datetime_type = "TIMESTAMP(6) WITH TIME ZONE"
_modify_columns(
session_maker,
engine,
table.__tablename__,
[
"last_reset DATETIME(6)",
"start DATETIME(6)",
f"last_reset {datetime_type}",
f"start {datetime_type}",
],
)

16
tests/components/recorder/test_statistics.py
View File

@ -1601,7 +1601,19 @@ async def test_validate_db_schema_fix_float_issue(
@pytest.mark.parametrize("enable_statistics_table_validation", [True])
@pytest.mark.parametrize("db_engine", ("mysql", "postgresql"))
@pytest.mark.parametrize(
"db_engine, modification",
(
("mysql", ["last_reset DATETIME(6)", "start DATETIME(6)"]),
(
"postgresql",
[
"last_reset TIMESTAMP(6) WITH TIME ZONE",
"start TIMESTAMP(6) WITH TIME ZONE",
],
),
),
)
@pytest.mark.parametrize(
"table, replace_index", (("statistics", 0), ("statistics_short_term", 1))
)
@ -1617,6 +1629,7 @@ async def test_validate_db_schema_fix_statistics_datetime_issue(
hass,
caplog,
db_engine,
modification,
table,
replace_index,
column,
@ -1664,7 +1677,6 @@ async def test_validate_db_schema_fix_statistics_datetime_issue(
f"Database is about to correct DB schema errors: {table}.µs precision"
in caplog.text
)
modification = ["last_reset DATETIME(6)", "start DATETIME(6)"]
modify_columns_mock.assert_called_once_with(ANY, ANY, table, modification)