Enhanced Secured Map Reduce layer for Big Data privacy and security

Journal of Big Data

Table 1 Running time comparison of mondrian, MRA, and SMR on 1 M, 10 M, and 100 M data sets

Data size	Time in milliseconds taken with respect to data size (ms*10⁶⁾
Data volume (number of records)	Mondrian [26]	Map-reduce anonymization (MRA) algorithm [27]	Proposed SMR model
1 million	0.53	0.86	0.62
10 million	–	5	2.09
100 million	–	56	12.19