How many ways you can update a relational source defintion and what r they?

Two ways
1. Edit the definition
2. Reimport the definition

 

While importing the relational source definition from database, what are the meta data of source U import?

Source name
Database location
Column names
Datatypes
Key constraints

 

Which transformation should u need while using the cobol sources as source defintions?

Normalizer transformaiton which is used to normalize the data.Since cobol sources r oftenly consists of Denormailzed data.

 

What is the maplet?

Maplet is a set of transformations that you build in the maplet designer and U can use in multiple mapings.

 

what is a transforamation?

a transformation is repository object that pass data to the next stage(i.e to the next transformation or target) with/with out modifying the data

 

What r the designer tools for creating tranformations?

There r 2 type of tool  r used 4 creating transformation……just like
Mapping designer
Mapplet designer

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