Code:
#!/bin/ksh
for file in *
do
sed -e "s/CONVERTED_REC_STATS = /CONVERTED_REC_STATS = UNK:/g" -e "s/REJECTED_REC_STATS =/REJECTED_REC_STATS = UNK:/g" -e "s/DISCARDED_REC_STATS =/DISCARDED_REC_STATS = UNK:/g"
-e "s/ADDED_REC_STATS =/ADDED_REC_STATS = UNK:/-e "s/REC_KEY,ORIG_REC_KEY,DUR_SPAN_ID,CALL_START_DTTM,PREV_CONV_DUR,CONV_DUR,A_PTY_NBR,A_PTY_NBR_TYPE_ID,A_PTY_CELL_ID,A_PTY
_IMSI,A_PTY_MSRN,B_PTY_NBR,B_PTY_NBR_TYPE_ID,B_PTY_CELL_ID,B_PTY_IMSI,B_PTY_MSRN,IN_TRG_ID,OUT_TRG_ID,CALL_STATUS_ID,SUPP_SVC_ID,PROV_CHG_AMT,GEN_FIELD_1,GEN_FIELD_2,GEN_FIELD_
3,GEN_FIELD_4,GEN_FIELD_5/"REC_KEY","ORIG_REC_KEY","DUR_SPAN_ID","CALL_START_DTTM","PREV_CONV_DUR","CONV_DUR","A_PTY_NBR","A_PTY_NBR_TYPE_ID","A_PTY_CELL_ID","A_PTY_IMSI","A_P
TY_MSRN","B_PTY_NBR", "B_PTY_NBR_TYPE_ID","B_PTY_CELL_ID","B_PTY_IMSI","B_PTY_MSRN","IN_TRG_ID","OUT_TRG_ID","CALL_STATUS_ID","SUPP_SVC_ID","PROV_CHG_AMT","GEN_FIELD_1","GEN_F
IELD_2","GEN_FIELD_ 3","GEN_FIELD_4","GEN_FIELD_5"/g" $file > $file.tmp
mv $file.tmp $file
done