On Sun, Jun 30, 2024 at 4:55 PM David Rowley <dgrowle...@gmail.com> wrote:
> > I'd like to know what led someone down the path of doing something > like DEFAULT 'now()'::timestamp in a CREATE TABLE. Could it be a > faulty migration tool that created these and people copy them thinking > it's a legitimate syntax? > > My thought process on this used to be: Provide a text string of the expression that is then stored within the catalog and eval'd during runtime. If the only thing you are providing is a single literal and not some compound expression it isn't that obvious that you are supposed to provide an unquoted expression - which feels like it should be immediately evaluated - versus something that is a constant. Kinda like dynamic SQL. David J.