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compare two .dat files and if there is any difference pulled into a separate file

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# 1  
Old 04-19-2006
MySQL compare two .dat files and if there is any difference pulled into a separate file
Hi,
compare two .dat files and difference will be moved into separate file.if anybody having code for this please send asap. using diff command, i don't know how to write shell programming.
and my first file is like this including Header and trailer
10Ç20060323Ç01(Header)
01ÇIÇbabuÇ3000
01ÇIÇbaluÇ4000
99Ç04--trailer ,04 is - count the records

and second file is like this

10Ç20060324Ç01
01ÇbabuÇ3000
01ÇbaluÇ4000
01ÇkumarÇ8000
99Ç05---record count(5)

and the difference must be

01Ç20060324Ç01
01ÇkumarÇ8000
99Ç03--record count(3).-- here if difference file is like this how can we count the number of records including header and trailer.


Please let me know if anybody face above problem and implement successfully. could you please send the shell programming script. its very urgent to my project.

thanks in advance
kirankumar
# 2  
Old 04-19-2006
cp /from/this/location/file1 /to/this/location/file2

diff file1 file2 > differencefile


grep "search pattern" differencefile > filewithnewdifference


if I understaood U well
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