Monday, 3 February 2014

Partitioning a table in Hadoop

Partitioning a table in Hadoop



1.How to create table/partition in Hive - Hadoop and Hive

Description:Hadoop: How to count number of times a word appeared in a file
using Map Reduce framework. ... You can use ALTER TABLE DROP PARTITION to
drop a partition for a table.



2.hadoop - How can I partition a table with HIVE? - Stack ...

Description:I've been playing with Hive for few days now but I still have
a hard time with partition. I've been recording Apache logs (Combine
format) in Hadoop for few months.



3.Hadoop Tutorial - YDN - Yahoo

Description:In Module 4 you learned the basics of programming with Hadoop
... (e.g., tables from ... to determine the partition for a particular
key. Hadoop uses an ...



4.hive - Partitioning a table in Hadoop - Stack Overflow

Description:I am going through an example in the O'Reilly Hadoop book
about partitioning a table. Here is the code I am running. This code
creates a table, it seems to execute ...



5.LanguageManual DDL - Apache Hive - Apache Software Foundation

Description:Similarly, alter table partition statements allow you change
the properties of a specific partition in the ... when splitting a table
between two Hadoop clusters). ...



6.Tutorial - Apache Hive - Apache Software Foundation

Description:Each unique value of the partition keys defines a partition of
the Table. ... or simple selects can be further sent into multiple tables
or even to hadoop dfs ...



7.Oracle Loader for Hadoop

Description:Oracle Loader for Hadoop uses table metadata from Oracle
Database to control the ... Oracle Loader for Hadoop only uses the
generated partitioning scheme if sampling ...



8.How to Load Oracle Tables From Hadoop Tutorial (Part 3 ...

Description:A partitioned table declaration, using a hash partitioning
scheme would look like this: CREATE TABLE fivdti (f1 NUMBER, i2 INT, v3
VARCHAR2(50),



9.Apache Hadoop: What is the best disk partitioning scheme ...

Description:Apache Hadoop: What is the best disk partitioning scheme for a
Hadoop DataNode? DataNodes usually boot from a small, dedicated partition
on /dev/sda.



10.Tip: Partitioning Data in Hive | Safari Books Online's ...

Description:In Hive's implementation of partitioning, data within a table
is split across multiple partitions. ... Hadoop's data warehouse
infrastructure.

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