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Optimise the query for getting the platform statistics for all services. The page should render for all time after this change.

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This is one step closer to eliminating the need to read from NotificationHistory.
This commit is contained in:
Rebecca Law
2019-01-04 16:45:39 +00:00
parent 39963d9784
commit bd9a6352fd
4 changed files with 63 additions and 31 deletions
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10
app/dao/fact_notification_status_dao.py
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@@ -199,7 +199,7 @@ def fetch_notification_statuses_for_job(job_id):
).all()
def fetch_stats_for_all_services_by_date_range(start_date, end_date,include_from_test_key=True):
def fetch_stats_for_all_services_by_date_range(start_date, end_date, include_from_test_key=True):
stats = db.session.query(
FactNotificationStatus.service_id.label('service_id'),
Service.name.label('name'),
@@ -230,8 +230,8 @@ def fetch_stats_for_all_services_by_date_range(start_date, end_date,include_from
if not include_from_test_key:
stats = stats.filter(FactNotificationStatus.key_type != KEY_TYPE_TEST)
today = get_london_midnight_in_utc(datetime.utcnow())
if start_date <= today.date() <= end_date:
if start_date <= datetime.utcnow().date() <= end_date:
today = get_london_midnight_in_utc(datetime.utcnow())
subquery = db.session.query(
Notification.notification_type.cast(db.Text).label('notification_type'),
Notification.status.label('status'),
@@ -284,7 +284,9 @@ def fetch_stats_for_all_services_by_date_range(start_date, end_date,include_from
all_stats_table.c.notification_type,
all_stats_table.c.status,
).order_by(
all_stats_table.c.service_id
all_stats_table.c.name,
all_stats_table.c.notification_type,
all_stats_table.c.status
)
else:
query = stats