) How can you count the total no .of records in the
specified partition in the Multifile?
Answers were Sorted based on User's Feedback
Answer / puneet
m_cat <mfs file name> | wc -l
gives the record count in mfs file provided every record are present in new line..
| Is This Answer Correct ? | 10 Yes | 3 No |
Answer / prakashbalakrishnan
In Multi Files, data's are stored in individual partitions.
i.e. for 3 way partition, it will stored as
/wload/xxx/xxx/1way/../test.dat,
/wload/xxx/xxx/2way/../test.dat,/wload/xxx/xxx/3way/../test.dat
SO in unix u can easily the find the different partitions
and for the corresponding partition u can get toal no. of
records by using wc command.
| Is This Answer Correct ? | 7 Yes | 2 No |
Answer / learner
use m_expand command, it will give list of partitioned file, than wc -l on specified file name give number of records
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / pramod k m
First do
cat <mfs filename>
Then
cat <complete path of the data partition> | wc -l
| Is This Answer Correct ? | 1 Yes | 1 No |
Hi friends if u don't mind i want one question What abt READ MULTIFILE COMPONENT? PLZ GIVE BRIEFLY?
How abinitio eme is segregated?
what is the relation between EME , GDE and Co-operating system ?
What are the different types of parallelism used in abinitio?
Which Ab initio version has Hadoop connector ? and what is the latest GDE version available ?
Mention what is rollup component?
What is is a data flow graph?
Describe step by step the process of creating tag and savefile for migration
what is skew and skew measurement?
what is the project environment(for each project the environment is same or different to different project)?
How to run the graph without GDE?
What is the significance of record required indicator of Join component ?