I am new to Hadoop.. I work in BI domain and I want to do hadoop certification. I was going thorugh MapReduce codes in java but I am findnig it difficult to write it.
I know some basic concepts in java but if anyone can help me out via e books or videos of some basic logic/syntax of how to write MapReduce function.
Please help me as I want to do Certification in Hadoop.
Please reply me @ firstname.lastname@example.org