set -vx
echo "execution started"
for table_name in `cat filelist.txt`
do
var1=$table_name
echo "$var1"
var2=`grep $var1 file1`
echo "$var2"
var3=`grep $var1 file2`
echo "$var3"
sed 's/'"$var2"'/'"$var3"'/' file1 > file7
cat file7 > file1
rm file7
done
echo "execution completed"
------------------------------------------------------
$ sh script6.sh
echo "execution started"
+ echo 'execution started'
execution started
for table_name in `cat filelist.txt`
do
var1=$table_name
echo "$var1"
var2=`grep $var1 file1`
echo "$var2"
var3=`grep $var1 file2`
echo "$var3"
sed 's/'"$var2"'/'"$var3"'/' file1 > file7
cat file7 > file1
rm file7
done
cat filelist.txt
++ cat filelist.txt
+ for table_name in '`cat filelist.txt`'
+ var1='$$LAST_UPD_DT_TBL1'
+ echo '$$LAST_UPD_DT_TBL1'
$$LAST_UPD_DT_TBL1
grep $var1 file1
++ grep '$$LAST_UPD_DT_TBL1' file1
+ var2='$$LAST_UPD_DT_TBL1=12/12/2010 12:00:00'
+ echo '$$LAST_UPD_DT_TBL1=12/12/2010 12:00:00'
$$LAST_UPD_DT_TBL1=12/12/2010 12:00:00
grep $var1 file2
++ grep '$$LAST_UPD_DT_TBL1' file2
+ var3='$$LAST_UPD_DT_TBL1=31/12/2012 14:00:43'
+ echo '$$LAST_UPD_DT_TBL1=31/12/2012 14:00:43'
$$LAST_UPD_DT_TBL1=31/12/2012 14:00:43
+ sed 's/$$LAST_UPD_DT_TBL1=12/12/2010 12:00:00/$$LAST_UPD_DT_TBL1=31/12/2012 14:00:43/' file1
sed: -e expression #1, char 33: multiple number options to `s' command
+ cat file7
+ rm file7
+ for table_name in '`cat filelist.txt`'
+ var1='$$LAST_UPD_DT_TBL2'
+ echo '$$LAST_UPD_DT_TBL2'
$$LAST_UPD_DT_TBL2
grep $var1 file1
++ grep '$$LAST_UPD_DT_TBL2' file1
+ var2=
+ echo ''
grep $var1 file2
++ grep '$$LAST_UPD_DT_TBL2' file2
+ var3='$$LAST_UPD_DT_TBL2=23/10/1986 14:23:32'
+ echo '$$LAST_UPD_DT_TBL2=23/10/1986 14:23:32'
$$LAST_UPD_DT_TBL2=23/10/1986 14:23:32
+ sed 's//$$LAST_UPD_DT_TBL2=23/10/1986 14:23:32/' file1
sed: -e expression #1, char 28: unknown option to `s'
+ cat file7
+ rm file7
echo "execution completed"
+ echo 'execution completed'
execution completed