What is meant by Query Override? - Informatica

What is meant by Query Override?

- The query override is being done in the source qualifier when the current query is being overridden by the other query.

- PowerCenter is used to generate the query for the use by the Source Qualifier Transformation.

- This transformation is running only when the session of the particular user runs providing the source qualifier is in place.

- The default data is used that allow the use of the default query containing the SELECT statement.

- The statement consists of all the sources and the default setting that consists of the transformation properties.