[PUSHED:3-5] fdo#36824 embedded hsqldb; in view computed row without alias makes whole file unusable

[Miklos Vajna]

On Tue, Jul 03, 2012 at 08:42:03PM +0200, Lionel Elie Mamane <lionel at mamane.lu> wrote:
> hsqldb fails to properly escape column names it generates
> automatically from an expression in the "script" file it uses to
> recreate the database (in memory) on load/connect.
> 
> The net effect is that any .odb file where such a view has been
> defined cannot be reopened, unless one manually fiddles with the
> database/script file in the .odb file seen as a zip file.
> 
> This patch fixes that, by saying that *any* expression that is not
> already a column name *should* be escaped (instead of *not* escaped)
> when seen as a column name/alias.

Looks sane, pushed to -3-5.