Source Qualifier Is the default Transformation. Through The source Qualifier Transformation Informatica Reads The Data. We can Filter The Data. We can sort the Data. Its also Used to Join Homogeneous Source systems. We can Join Any number of Sources in Singlae Source Qualifier. We Can't Join the Flatfiles In sourcequalifier Because Flatfiles Are Heterogeneous When we open the Flatfiles At sourcequalifier At the time All The options are Disabled.
1. Source Qualifier is the most important transformation which convert the source data type in to compatible NATIVE datatype of a mapping.2. Without a SQ a mapping can not be created, after extractio...
Source Qualifier is one of the transformations, which converts any type of data to the relational format. So that, can easily be used for any of the operations on the data.