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what if a reducer cannot handle the input data coming from mapper (288 views) 2 Manish Sankariya 1 day
hash in hive (7 views) 1 sshriananda 2 days
Spark Streaming with Socket (474 views) 2 KumarAnilB 2 weeks
Apache HIve (46 views) 1 Lopamudra Mahapatra 3 weeks
What happens,when client try to read from HDFS file already opened for writing? (692 views) 2 kumarharsh 2 months
What happen to existing data if we change block size in HDFS? (765 views) 2 aaron 5 months
Why block size is set to 128 MB in HDFS? (1135 views) 3 Jitendra 5 months
Why HDFS performs replication, although it leads to consumption of lot of space? (594 views) 3 Jitendra 5 months
Spark Streaming Output on HDFS (466 views) 2 KumarSandeep 5 months
From where Distributed cache pick up the file? (282 views) 1 kumarharsh 5 months
What is Data Locality in Hadoop? (2256 views) 4 Aparna 5 months
Can we pass output of one reducer as input to another mapper? (587 views) 1 kumarharsh 5 months
Mapreduce-conf properties (301 views) 1 Bhargav 5 months
In a specific hadoop cluster how many combiners run (1189 views) 5 kumarvineet 6 months
Explain the process of spilling in MapReduce? (1502 views) 3 kumarvineet 6 months
What is the key- value pair in Hadoop MapReduce? (1560 views) 6 kumarvineet 6 months
What is difference between reducer and combiner? (3264 views) 4 kumarvineet 6 months
What is Bucketing and Clustering in Hive? (4423 views) 3 kumarvineet 6 months
What are the limitations of Hive? (1022 views) 3 kumarvineet 6 months
How Hive organize the data? (863 views) 3 kumarvineet 6 months
What are the different components of a Hive architecture? (1521 views) 4 kumarvineet 6 months
How client can interact with Hive? (691 views) 3 kumarvineet 6 months
Spark streaming with socket (302 views) 1 aftabaamer 6 months
What is the role of Application Manager in Resource Manager? (702 views) 2 kumarvineet 6 months
Can we pass output of one reducer as input to anothor mapper ? (531 views) 2 kumarvineet 7 months
How to write a custom partitioner for a Hadoop MapReduce job? (2077 views) 4 kumarvineet 7 months
Explain what does the conf.setMapper Class do in MapReduce? (742 views) 4 kumarvineet 7 months
What is Counter in MapReduce? (512 views) 2 kumarvineet 7 months
What is TextInputFormat in MapReduce? (569 views) 3 kumarvineet 7 months
What does hdfs cacheadmin command do ? and what is cache pools? (249 views) 1 Swarnendu 7 months