09-19-2008
hi,thanks for reply,still can not make it work,here is several tests i make,hope it give you some idea of problems.
>x=123
>echo $x
123
>x=`db2 "export to ACTIONS.dat of del select * from ACTIONS" |grep "Number of rows exported" | awk -F: '{print $2}'`
>echo $x
>db2 "export to ACTIONS.dat of del select * from ACTIONS" |grep "Number of rows exported" | awk -F: '{print $2}'
238
It is sames that combination clear the variable x,last one print "238",as I am a newbie,I don't know how to make it work.by the way,I am using bash,'>' is command prompt here.thanks
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LEARN ABOUT DEBIAN
mp4subtitle
MP4SUBTITLE(1) MP4v2 Utilities MP4SUBTITLE(1)
NAME
mp4subtitle - manual page for mp4subtitle - MP4v2 2.0.0
SYNOPSIS
mp4subtitle [OPTION]... ACTION file...
DESCRIPTION
For each mp4 file specified, perform the specified ACTION. An action must be specified. Some options are not applicable to some actions.
ACTIONS
--list list available subtitles
--export TXT
export subtitles to TXT
--import TXT
import subtitles from TXT
--remove
remove all subtitles
OPTIONS
-z, --optimize
optimize mp4 file after modification
-y, --dryrun
do not actually create or modify any files
-k, --keepgoing
continue batch processing even after errors
-o, --overwrite
overwrite existing files when creating
-f, --force
force overwrite even if file is read-only
-q, --quiet
equivalent to --verbose 0
-d, --debug NUM
increase debug or long-option to set NUM
-v, --verbose NUM
increase verbosity or long-option to set NUM
-h, --help
print brief help or long-option for extended help
--version
print version information and exit
DEBUG LEVELS (for raw mp4 file I/O)
0 supressed
1 add warnings and errors (default)
2 add table details
3 add implicits
4 everything
VERBOSE LEVELS
0 warnings and errors
1 normal informative messages (default)
2 more informative messages
3 everything
mp4subtitle - MP4v2 2.0.0 June 2012 MP4SUBTITLE(1)