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numrows variable is not getting anything assigned by read.

The code below works, but takes too many lines and looks awkward:

db2 "export to $filename of del select * from $table with ur"|tee -a $LOGFILE|awk '/Number of rows exported:/ {print $5}'...

expect is not installed in our systems.

But I am guessing there must be some kind of I/O indirection that allows me to read the output of the coprocess.

I have an SFTP coprocess whose output is redirected to a file (as shown in the script below). Now how can I read the output of the coprocess:

exec 4>$FTPLOG
sftp nakarapu@serverx >&4 2>&4 |&...