Fig. 8.3.6 shows the inline transformation option.

Fig. 8.3.6 Textual data, inline contextualization option.

ELT Processing

A final variation on the classical ETL interface is one that can be called the ELT
interface. The ELT interface is one where the data are loaded directly from the
operational environment to the data warehouse. Once in the data warehouse, the data are
then transformed.

Chapter 8.3: The Data Warehouse/Operational Environment Interface