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