Network Error and Packet Loss

Tracks network errors, packet loss, and TTL (Time To Live) hops on a device for a given timestamp.

Methodology: Kimball Star Schema.

Fact Type: Transactional

Grain: Network statistics for a Device at a given timestamp

Network Errors schema

Network Errors table joins

FACT: FACT_NETWORK_ERRORS

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	DEVICE_SK	DEVICE_SK	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_DK	1:N
DIM_SERVICE	SERVICE_INSTANCE_ID	SERVICE_INSTANCE_ID	1:N

Boilerplate for Firewall Network Errors joins

Copy

Select
-- enter columns here
From SHARED_ANALYTICS_DATA.SHARED_DATA.FACT_NETWORK_ERRORS 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 d on f.Device_SK = d.Device_SK
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_DK = si.Service_Instance_DK
-- Where clauses here
-- Group By columns here
-- Having clauses here
-- Order by columns here