DSXchange

I am using Teradata reader enterprise stage and extract source column 255 length to target column length 20, I am directly mapped to data set, I am getting below warning, how to eliminate these.please suggest. "When checking operator: When binding output interface field "column name" ...

How can we decide to use lookup or joiner when we are loading large amount of data.Thanks.

How can we create job and build calculation/logic based on setting up partition?.

How and where the dataset and fileset are stored, which is faster as per performance and how? How the data stage job will process the each source input( is it each source will be convert into dataset format?). If any one know please respond. Thanks in advance,

How to use parallelism in data stage job and what is the best possible partition selection in which stage to optimize performance and parallelism. Thanks in advance