A colleague wants to change a column type from numeric to alpha-numeric. Can he change it with data in it? ciao, Brian Brian Zelli Senior Database Administrator Enterprise Applications/Systems Integration Roswell Park Cancer Institute (716) 845-4460 brian.zelli@xxxxxxxxxxxxxxx This email message may contain legally privileged and/or confidential information. If you are not the intended recipient(s), or the employee or agent responsible for the delivery of this message to the intended recipient(s), you are hereby notified that any disclosure, copying, distribution, or use of this email message is prohibited. If you have received this message in error, please notify the sender immediately by e-mail and delete this email message from your computer. Thank you.-- //www.freelists.org/webpage/oracle-l