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Techniques of error handling - ignore, rejecting bad records to a flat file, loading the records and reviewing them (default values)?
1I am new to sas, can anybody explain the process of extracting data from source systems,storing in ods and how data modelling is done?
1What are snapshots? What are materialized views & where do we use them? What is a materialized view?
1
I am new to sas, can anybody explain the process of extracting data from source systems,storing in ods and how data modelling is done?
What are active transformation / passive transformations?
Techniques of error handling - ignore, rejecting bad records to a flat file, loading the records and reviewing them (default values)?
What are materialized views & where do we use them? What is a materialized view?
What are the various tools? - Name a few?
Can we look-up a table from source qualifier transformation. Ie. Unconnected lookup?
Where do we use connected and un connected lookups?
How do you analyze the tables
What is the purpose of a staging area?
When do you analyze the tables?
What are snapshots? What are materialized views & where do we use them? What is a materialized view?
What are materialized views & where do we use them? What is a materialized view log?
What is a staging area? Do we need it?
What are parameter files? Where do we use them?
How to determine what records to extract?
