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Oracle ETL Interview Question:
Techniques of Error Handling - Ignore, Rejecting bad records to a flat file, loading the records and reviewing them (default values)?
Submitted by: AdministratorRejection of records either at the database due to constraint key violation or the informatica server when writing data into target table.These rejected records we can find in the badfiles folder where a reject file will be created for a session.we can check why a record has been rejected.And this bad file contains first column a row indicator and second column a column indicator.
These row indicators or of four types
D-valid data,
O-overflowed data,
N-null data,
T- Truncated data,
And depending on these indicators we can changes to load data successfully to target.
Submitted by: Administrator
These row indicators or of four types
D-valid data,
O-overflowed data,
N-null data,
T- Truncated data,
And depending on these indicators we can changes to load data successfully to target.
Submitted by: Administrator
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