On 3/21/15 12:49 PM, Dmitry Dolgov wrote:
Frankly, I think the whole proposal needs to be rethought with an eye
towards supporting and preserving nested elements instead of trying to
just flatten everything out.
Can you pls show me few examples what do you mean exactly?
All the comments
Frankly, I think the whole proposal needs to be rethought with an eye
towards supporting and preserving nested elements instead of trying to just
flatten everything out.
Can you pls show me few examples what do you mean exactly?
On 21 March 2015 at 06:51, Jim Nasby jim.na...@bluetreble.com
On 20 March 2015 at 11:21, Dmitry Dolgov 9erthali...@gmail.com wrote:
Perhaph it's my misunderstanding, but this would seem to be more of an
intersection operation on keys rather than a delete.
Hm...why? We remove all elements, which are contains in the first and second
jsonb (f: [4, 5] in
Perhaph it's my misunderstanding, but this would seem to be more of an
intersection operation on keys rather than a delete.
Hm...why? We remove all elements, which are contains in the first and
second jsonb (f: [4, 5] in this case) from the first one.
Could there be a corresponding jsonb_except
On 3/19/15 9:07 AM, Thom Brown wrote:
jsonb_to_array
--
{a, 1, b, c, 2, d, 3, 4}
Is there a use-case for the example you've given above, where you take
JSON containing objects and arrays, and flatten them out into a
Would this also be the case for this function?...
# jsonb_add_to_path('{b: {c: [d, f]}}'::jsonb, {b, c}::text[],
'{g:4}'::jsonb);
jsonb_add_to_path
{b: {c: [d, f, {g: 4}]}}
Yes, sure (the similar logic already implemented for the jsonb_concat).
On 19 March 2015 at 14:35, Alvaro Herrera alvhe...@2ndquadrant.com wrote:
Thom Brown wrote:
On 19 March 2015 at 14:12, Alvaro Herrera alvhe...@2ndquadrant.com wrote:
Dmitry Dolgov wrote:
* jsonb_slice - extract a subset of an jsonb
Example of usage:
=#
Dmitry Dolgov wrote:
* jsonb_slice - extract a subset of an jsonb
Example of usage:
=# jsonb_slice('{a: 1, b: {c: 2}, d: {f: 3}}'::jsonb,
ARRAY['b', 'f', 'x']);
jsonb_slice
---
{b: {c: 2}, f: 3}
This is a bit
Hi, everyone
I'm Dmitry Dolgov, a phd student at the KemSU, Russia. I would like to
submit a proposal to the GSoC about additional jsonb functionality, and I
want to get any feedback and thougths about this.
Synopsis: Althrough Jsonb was introduced in PostgreSQL 9.4, there are
several functions, that still missing. Partially this missing functionality
was implemented in this extension [1] and the corresponding patch [2]. The
purpose of this work is to implement the rest of functions accordingly to
On 19 March 2015 at 13:23, Dmitry Dolgov 9erthali...@gmail.com wrote:
Synopsis: Althrough Jsonb was introduced in PostgreSQL 9.4, there are
several functions, that still missing. Partially this missing functionality
was implemented in this extension [1] and the corresponding patch [2]. The
Thom Brown wrote:
On 19 March 2015 at 14:35, Alvaro Herrera alvhe...@2ndquadrant.com wrote:
Thom Brown wrote:
On 19 March 2015 at 14:12, Alvaro Herrera alvhe...@2ndquadrant.com wrote:
Dmitry Dolgov wrote:
* jsonb_slice - extract a subset of an jsonb
Example of usage:
On 19 March 2015 at 14:12, Alvaro Herrera alvhe...@2ndquadrant.com wrote:
Dmitry Dolgov wrote:
* jsonb_slice - extract a subset of an jsonb
Example of usage:
=# jsonb_slice('{a: 1, b: {c: 2}, d: {f: 3}}'::jsonb,
ARRAY['b', 'f', 'x']);
jsonb_slice
Thom Brown wrote:
On 19 March 2015 at 14:12, Alvaro Herrera alvhe...@2ndquadrant.com wrote:
Dmitry Dolgov wrote:
* jsonb_slice - extract a subset of an jsonb
Example of usage:
=# jsonb_slice('{a: 1, b: {c: 2}, d: {f: 3}}'::jsonb,
ARRAY['b', 'f', 'x']);
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