Mappings that read from flat file sources are valid in a Hadoop environment with some restrictions. A mapping that reads from a flat file source can fail to run in certain cases.
Mappings that read from flat file sources are valid in a Hadoop environment with the following restrictions:
You cannot use a command to generate or transform flat file data and send the output to the flat file reader at runtime.
You cannot use an indirect source type.
The row size in a flat file source cannot exceed 190 MB.
