https://bugs.freedesktop.org/show_bug.cgi?id=81336

Terrence Enger <[email protected]> changed:

           What    |Removed                     |Added
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                 CC|                            |[email protected]

--- Comment #4 from Terrence Enger <[email protected]> ---
(In reply to comment #0)
> I tried to work with different statement like
> SELECT * FROM "Tabelle1" WHERE "Flag" = ''
> but this doesn't give the correct result.

A NULL makes every test false except of course the currently broken
"IS NULL".  So, although the expression looks like it would be
uniformly false, your workaround could be:

    WHERE NOT ( "Flag" = '' OR "Flag" != '' )

Three-value logic.  Are we having fun yet? <grin />

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