Interested to Buy Any Domain ? << Click Here >> for more details...
What is bucketing in Hive?
- 1 Answers
- 2122 Views
- I also Faced
- E-Mail Answers
Answer / rajasekhar
Bucketing is one of the data sclicing mechanism in hive to improve the query performance.
For performing the Bucketing in Hive we have to use clustered by column name into number of buckets
note:--set hive.enforce.bucketing=true should be first enabled to work for bucketing
| Is This Answer Correct ? | 2 Yes | 0 No |
What does meta-store means in hive?
Mention Hive default read and write classes?
What is ObjectInspector functionality?
How data transfer happens from HDFS to Hive?
Is it possible to use the same metastore by multiple users, in case of the embedded hive?
While loading data into a hive table using the load data clause, how do you specify it is a hdfs file and not a local file ?
What happened after creating a table in hive ?
Is it possible to add 100 more nodes when we already have 100 nodes in Hive?
When a large data set is maintained?
How do you specify the table creator name when creating a table in hive?
Does Pig give any warning when there is a type mismatch or missing field?
When should we use SORT BY instead of ORDER BY?
-
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)
