Peter,
Referring to
http://src.doc.ic.ac.uk/packages/dbperl/refinfo/sql3/sql3bnf.sep93.txt
the following grammar exists
is the reference above valid?
as for tom's reply there are left paren, and right paren.
Dave
On Wed, 2003-02-19 at 10:37, Peter Eisentraut wrote:
> Dave Cramer writes:
>
> > update table set (col...) = ( val...)
>
> > It would appear that this is SQL3 compliant
> >
> > <set clause> ::=
> > <update target> <equals operator> <row value designator>
> >
> > <update target> ::=
> > <object column>
> > | <left paren> <object column list> <right paren>
>
> That's not what my copy says.
>
> <set clause list> ::=
> <set clause> [ { <comma> <set clause> }... ]
>
> <set clause> ::=
> <update target> <equals operator> <update source>
> | <mutated set clause> <equals operator> <update source>
>
> <update target> ::=
> <object column>
> | ROW
> | <object column>
> <left bracket or trigraph> <simple value specification> <right bracket or trigraph>
>
> <object column> ::= <column name>
>
>
> <mutated set clause> ::=
> <mutated target> <period> <method name>
>
> <mutated target> ::=
> <object column>
> | <mutated set clause>
>
> <update source> ::=
> <value expression>
> | <contextually typed value specification>
>
> (And I'm pretty sure I have the right version of the standard.)
--
Dave Cramer <dave@fastcrypt.com>
Cramer Consulting
