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