I am developing a projects on Vertica and Talend. Functionality of the standard components Talend with Vertica little. So I developed a set of components that extend the functionality of Vertica in ETL Talend. Components support the 5 and 6 versions Vertica. Also supported optimization deletion and updating records through local temporary tables, load data with dynamic columns schema CSV files, unloading query result to CSV file and other.
I recommend to download and watch my decision. These components may be useful to you. You can download it from Talend Exchange for author ascrus: