Aggregates and Window functions can't be called as RPCs in a useful way. Procedures are not supported right now, but might be added later. Resolves #2101 Signed-off-by: Wolfgang Walther <walther@technowledgy.de>
This is supported in select=, in filters and in order=. Resolves #1543 Resolves #2075 Signed-off-by: Wolfgang Walther <walther@technowledgy.de>