in Spark Sql by
Q:
What is coalesce () in Spark?

1 Answer

0 votes
by

It is used to decrease the number of partitions in an RDD. It avoids full shuffle of RDD.

Click here to read more about Loan/Mortgage
Click here to read more about Insurance

Related questions

0 votes
asked Mar 14, 2020 in Spark Sql by rajeshsharma
0 votes
+1 vote
asked Mar 9, 2020 in Spark Sql by SakshiSharma
+1 vote
asked Mar 8, 2020 in Spark Sql by rahuljain1
+1 vote
0 votes
0 votes
asked Mar 8, 2020 in Spark Sql by rahuljain1
+1 vote
asked Mar 8, 2020 in Spark Sql by rahuljain1
...