Give Map Reduce algorithms for Naturals join of two relations.

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written 7.9 years ago by

vivekrite • 100

modified 3.7 years ago by

pedsangini276 • 4.8k

big data analytics

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written 3.7 years ago by

pedsangini276 • 4.8k

• modified 3.7 years ago

Merge two tables based on some common column. It represents the INNER JOIN in SQL. But the condition is implicit on the column that is common in both tables.
The output will only contain rows for which the values in the common column matches. It will generate one row for …

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