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[04/Kollidam/24]

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Questions and Answers

What drives the PIT tables?

Snapshot (gsr_sdts) (correct)

End of all times (8888-12-31 23:59:59.000000)

Dimension key (hk_***_d)

Index into descriptive data

How many snapshots are there in the PIT table?

2 (correct)

What is the gsr_type for the standard PIT?

0 (correct)

How are the hubs and links identified in the PIT tables?

Dimension key (hk_***_d) Signup and view all the answers

Every hub and link in the PIT tables has a PIT table associated with it.

True Signup and view all the answers

The gsr_type for the standard PIT is always 0.

True Signup and view all the answers

There are more than 2 snapshots in the PIT table.

False Signup and view all the answers

The end of all times for loading purposes in the PIT table is 8888-12-31 23:59:59.000000.

True Signup and view all the answers

Match the following terms with their descriptions in the context of PIT tables:

PIT table = Index into descriptive data in satellites Snapshot (gsr_sdts) = Driving force behind PIT tables gsr_type = Always 0 for standard PIT End of all times = Time point used for loading purposes Signup and view all the answers

Match the following characteristics with their association to the PIT tables:

Dimension key (hk_***_d) = Used to identify the PIT table Every hub and link = Has a corresponding PIT table Number of snapshots = Only 2 in the table gsr_seq = Used to identify the PIT table Signup and view all the answers

Match the following entities with their role in relation to the PIT tables:

Point in Time (PIT) table = Associated with every hub and link Index into descriptive data = Performed by the PIT table Current snapshot = One of the two snapshots in the table Standard PIT = Always has gsr_type value of 0 Signup and view all the answers

Match the following explanations with their relevance to the PIT tables:

Driven by snapshot = Indicates how PIT tables are influenced 8888-12-31 23:59:59.000000 = Used for loading purposes in the PIT table General-purpose PIT = Represented by gsr_type value of 0 Identified by dimension key and gsr_seq = Key factors for identifying entries in the PIT table Signup and view all the answers