Like most things, SQL, it depends on which DBMS/DBD you are using. But update is definitely not the right command -- that's for updating values. In standard SQL the command to change the column structure of a table would be ALTER TABLE, but see the docs for your DBMS.

(updated typo, thanks bmann)

In reply to Re: DBI, add fields to existing table? by jZed
in thread DBI, add fields to existing table? by Elijah

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