Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)
Apache Spark (991)
Apache HBase (164)
Apache Flume (95)
Apache Impala (72)
Apache Cassandra (392)
Apache Mahout (35)
Apache Sqoop (82)
Apache ZooKeeper (65)
Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)
Apache Avro (26)
Apache Presto (15)
Apache Tajo (26)
Hadoop General (407)
How to keep files in HDFS?
After the Map phase finishes, the Hadoop framework does 'Partitioning, Shuffle and sort'. Explain what happens in this phase?
Does hadoop follows the unix pattern?
How to show up details in pig ?
What are the modes in which Hadoop run?
how you can reduce churn in ISR? When does broker leave the ISR?
How to invoke Command Line Interface?
What does the high availability of a name-node means?
Whats the default port that jobtrackers listens ?
Can you explain spark rdd?
Hadoop sqoop word came from?
Explain about the scalar datatypes in Apache Pig?
Why is Data Block size set to 128 MB in Hadoop?
How to call impala built-in functions?
What is a bloom filter?