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| #!/bin/bash | |
| dev=`df|tail -1` | |
| volume=`echo ${dev##*% }|sed 's/\ /\\\ /g'` | |
| dev=${dev%% *} | |
| diskutil info $dev|grep NTFS>/dev/null | |
| if [ $? -ne 0 ] ; then | |
| echo "Latest mounted disk ($volume) is not a NTFS device!" | |
| echo "Press Return button to exit!" | |
| read | |
| else |
airawat
/ 00-CreatingSequenceFile
Last active
March 19, 2019 18:35
Hadoop Sequence File
- Sample program to create a sequence file (compressed and uncompressed) from a text file, and another to read the sequence file.
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| This gist demonstrates how to create a sequence file (compressed and uncompressed), from a text file. | |
| Includes: | |
| --------- | |
| 1. Input data and script download | |
| 2. Input data-review | |
| 3. Data load commands | |
| 4. Mapper code | |
| 5. Driver code to create the sequence file out of a text file in HDFS | |
| 6. Command to run Java program |