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I'm writing a bash script that will deal with blob data that needs to be written to a file. The data inserted into the blob is separated by newlines. The command line mysql -e select blobfield from datatable > file.txt returns data of the form foo\nbar\nbaz\nmoo.
I would like to write it out to a file that looks like

This obviously looks like a regex job, but how do I replace \n with \n?

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won't this go to – 太極者無極而生 Oct 5 '11 at 21:37
I don't know. Shell scripts, especially small ones like this, are a fine line. – Yitzchak Oct 5 '11 at 21:41
up vote 2 down vote accepted

try the below -

sed  's/\\n/\n/g' file.txt > blob.txt
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Thanks. It works, but it goes to stdout, not blob.txt. Why not? – Yitzchak Oct 5 '11 at 21:45
sorry...misunderstood question...see update. – bryan Oct 5 '11 at 21:49
Thanks for the help. – Yitzchak Oct 5 '11 at 22:40

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