hadoop

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What is Google's Dremel? How is it different from Mapreduce?
user_2901280
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36
3
38623
google-bigquery abstraction hadoop mapreduce
What is meant by sparse data/ datastore/ database?
user_6202750
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20
5
30658
sparse-matrix hbase hadoop database-schema database
The way to check a HDFS directory's size?
user_1150050
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116
11
205394
hdfs hadoop directory command-line
no namenode error in pseudo-mode
user_8113320
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14
8
14771
hadoop
COLLECT_SET() in Hive, keep duplicates?
user_5789610
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43
9
69099
hive hadoop user-defined-functions java
Is it possible to append to HDFS file from multiple clients in parallel?
user_495730
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21
2
12699
gfs hdfs hadoop
What are some good resources for studying Hadoop's source code?
user_3469720
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17
2
11828
hadoop
How to track which data block is in which data node in hadoop?
user_6081670
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24
2
26751
replication hadoop
What is the maximum number of files allowed in a HDFS directory?
user_7563290
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10
5
16408
hdfs hadoop filesystems
Hadoop query regarding setJarByClass method of Job class
user_4564230
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22
3
10785
hadoop
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