Jochem van Dieten <jochemd(at)gmail(dot)com> writes:
> I didn't write that (or at least, I didn't mean to write that :-). The
> SQL standard tells that they will not use trailing underscores,

Um ... actually that's not what it says:

> "NOTE 77 - It is the intention that no <key word> specified in ISO/IEC
> 9075 or revisions thereto shall end with an <underscore>."

This refers to keywords, NOT to column names which are just identifiers.
It may be that the SQL committee does not intend to standardize any
information_schema column names that end with underscore, but this
particular note certainly doesn't promise that.

			regards, tom lane

In response to

• Re: Adding column comment to information_schema.columns at 2004-07-02 17:50:08 from Jochem van Dieten

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