On 06/02/2014 11:38 AM, Andrew Dunstan wrote:

On 06/02/2014 10:22 AM, Andrew Dunstan wrote:

On 06/02/2014 10:02 AM, Robert Haas wrote:
On Thu, May 29, 2014 at 7:34 AM, Dmitry Dolgov <9erthali...@gmail.com> wrote:
I'm little confused by the convertJsonbValue functon at jsonb_utils.c
Maybe I misunderstood something, so I need help =)

if (IsAJsonbScalar(val) || val->type == jbvBinary)
     convertJsonbScalar(buffer, header, val);
As I can see, the convertJsonbScalar function is used for scalar and binary
jsonb values. But this function doesn't handle the jbvBinary type.
There definitely seems to be an oversight here of some kind. Either
convertJsonbValue() shouldn't be calling convertJsonbScalar() with an
object of type jbvBinary, or convertJsonbScalar() should know how to
handle that case.



Yes, I've just been looking at that. I think this is probably a hangover from when these routines were recast to some extent. Given that we're not seeing any errors from it, I'd be inclined to remove the the "|| val->type == jbvBinary" part. One of the three call sites to convertJsonbValue asserts that this can't be true, and doing so doesn't result in a regression failure.

Peter and Teodor, comments?



Thinking about it a bit more, ISTM this should be ok, since we convert a JsonbValue to Jsonb in a depth-first recursive pattern. We should certainly add some comments along these lines to explain why the jbvbinary case shouldn't arise.


Nobody has commented further that I have noticed, so I have committed this.

cheers

andrew



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