The easiest thing is probably to use vi. Then write :s/"NOT NULL"/""/gc the `g' will do each occurence, and the `c' will ask for confirmation. Once you are sure everything will be fine, let it do `all'. Otherwise, you can use `sed', but that is weird... W --- Dan Browning <[EMAIL PROTECTED]> wrote: > what command do I use to substitute all occurences > of a certain string (say, > "NOT NULL") with another arbitrary string, (e.g. > "")? I've tried grep and > tr, but can't figure it out. > > Thanks, > > Dan Browning > Network & Database Administrator > Cyclone Computer Systems > __________________________________________________ Do You Yahoo!? Yahoo! Mail - Free email you can access from anywhere! http://mail.yahoo.com/ _______________________________________________ Redhat-list mailing list [EMAIL PROTECTED] https://listman.redhat.com/mailman/listinfo/redhat-list