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
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