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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?
What are materialized views & where do we use them? What is a materialized view log?
How do you analyze the tables
How to determine what records to extract?
Techniques of error handling - ignore, rejecting bad records to a flat file, loading the records and reviewing them (default values)?
What are the various tools? - Name a few?
What are snapshots? What are materialized views & where do we use them? What is a materialized view?
When do you analyze the tables?
Where do we use connected and un connected lookups?
What are parameter files? Where do we use them?
What is the purpose of a staging area?
What are materialized views & where do we use them? What is a materialized view?
What is a staging area? Do we need it?
Can we look-up a table from source qualifier transformation. Ie. Unconnected lookup?
