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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
What are active transformation / passive transformations?
What are the various tools? - Name a few?
Can we look-up a table from source qualifier transformation. Ie. Unconnected lookup?
How do you analyze the tables
What is a staging area? Do we need it?
What are parameter files? Where do we use them?
What is the purpose of a staging area?
Where do we use connected and un connected lookups?
What are snapshots? What are materialized views & where do we use them? What is a materialized view?
How to determine what records to extract?
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?
When do you analyze the tables?
What are materialized views & where do we use them? What is a materialized view log?
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?
