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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)
When executing Hive queries in different directories, why is metastore_db created in all places from where Hive is launched?
843What kind of data warehouse application is suitable for Hive? What are the types of tables in Hive?
728How can you prevent a large job from running for a long time? What do u think is more popular among the developers - Pig or Hive?
664Wherever (Different Directory) I run hive query, it creates new metastore_db, please explain the reason for it?
667
What happen if number of reducer is set to 0 in Hadoop?
How can you execute a free-form SQL query in Sqoop to import the rows in a sequential manner?
What mechanism does hadoop framework provides to synchronize changes made in distribution cache during runtime of the application?
What is MapReduce in Hadoop?
What is Speculative Execution in Apache Spark?
What exactly is hadoop?
How does cassandra perform read operation?
Difference between external table and internal table in HIVE ?
Can you explain edge nodes in hadoop?
What is apache spark written in?
What is Flume?
In which language ambari shell is developed?
What is the relation between job and task in hadoop?
Is it possible to get the message offset after producing?
What are the Hadoop features extended to its eco-system components ?
