I am new to Oracle, so I don't know how to do this update. I need to update data(grade, name, etc.) in a table that has ssn as a unique key, with a newer version of the data with the same ssn's. Does this require PL/SQL? Any help would be greatly appreciated.
I thought developers were getting away from SSN's because of privacy, not because they may not be unique? I always thought that one SSN went to one person. Terry M. Hoey
th3856@txmail.sbc.com
Ever notice that by the time that you realize that you ran a truncate script on the wrong instance, it is too late to stop it?
Yes, the Privacy Act is just one more problem associated w/ SSNs, but there are plenty of situations where people want them in the table anyway.
Theroetically, there is only one per person, but with 9 digits, 3 of which have geographic encoding, you can see where the government will run out of unique numbers pretty quickly, especially since some numbers (000-00-0000, 123-45-6789, etc) will not be used.
This is why you hear news stories about people who want to check on their Social Security benefit and find out that they've been dead for several years!
The situation is further complicated when you have the possibility of foreign nationals who have no SSN; now you have to dummy up a unique identifier for them!
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