Service Availability by Hour

Tracks the status and state of monitored services on a device. Aggregated to Hour.

  • Methodology: Kimball Star Schema.

  • Fact Type: Transactional

  • Grain: Monitored Service Instance by hour for a device.

Service Availability by Hour schema

Service Availability by Hour table joins

FACT: FACT_SERVICE_AVAILABILITY_HOUR

Dimension Dimension key Fact key Cardinality

DIM_TENANT

TENANT_DK

TENANT_DK

1:N

DIM_CUSTOMER

CUSTOMER_SK

CUSTOMER_SK

1:N

DIM_CUSTOMER_LATEST

CUSTOMER_DK

CUSTOMER_DK

1:N

DIM_SITE

SITE_SK

SITE_SK

1:N

DIM_SITE_LATEST

SITE_DK

SITE_DK

1:N

DIM_DEVICE_SUMMARY_LATEST

DEVICE_DK

DEVICE_DK

1:N

DIM_DATE

DATE_DK

EVENT_DATE_DK

1:N

DIM_TIME

TIME_SK

EVENT_TIME_SK

1:N

DIM_SERVICE

SERVICE_INSTANCE_ID

SERVICE_INSTANCE_ID

1:N

Boilerplate for Service Availability by Hour

Copy
Select
-- enter columns here
From SHARED_ANALYTICS_DATA.SHARED_DATA.FACT_SERVICE_AVAILABILITY_HOUR f
Join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_CUSTOMER c on f.Customer_SK = c.Customer_SK
Join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_CUSTOMER_LATEST cl on f.Customer_DK = cl.Customer_DK
join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_SITE s on f.Site_SK = s.Site_SK
join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_SITE_LATEST sl on f.Site_DK = sl.Site_DK
join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_DEVICE_SUMMARY_LATEST dl on f.Device_DK = dl.Device_DK
join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_DATE dt on f.Event_Date_DK = dt.Date_DK
join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_TIME t on f.Event_Time_SK = t.Time_SK
join SHARED_ANALYTICS_DATA.SHARED_DATA.DIM_SERVICE si on f.Service_Instance_id = si.Service_Instance_Id
-- Where clauses here
-- Group By columns here
-- Having clauses here
-- Order by columns here