Re: How to retrieve jsonb column through JDBC
От | Merlin Moncure |
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Тема | Re: How to retrieve jsonb column through JDBC |
Дата | |
Msg-id | CAHyXU0wyBunXzVk8pB-5SKWiFE4Z=tJu6WVWegSfnB4aQTK3+w@mail.gmail.com обсуждение исходный текст |
Ответ на | How to retrieve jsonb column through JDBC (Alexander Farber <alexander.farber@gmail.com>) |
Ответы |
Re: How to retrieve jsonb column through JDBC
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Список | pgsql-general |
On Sat, Aug 27, 2016 at 5:39 AM, Alexander Farber <alexander.farber@gmail.com> wrote: > Hello, > > what do you use to retrieve a jsonb column using JDBC? > > I have tried > > Object last_tiles = rs.getObject("last_tiles"); > > and the resulting Object seems to be a String. > > Then I have called (using Jetty JSON class here): > > Object last_tiles = JSON.parse(rs.getString("last_tiles")); > > And it seems to work ok... but I am still curious, what is the recommended > (or maybe planned for future) way for retrieving jsonb data in Java. > > Also > > List last_tiles = (List) JSON.parse(rs.getString("last_tiles")); > > has not work for me even though the string is: > > [{"col": 7, "row": 8, "value": 1, "letter": "A"}, {"col": 7, "row": 7, > "value": 2, "letter": "B"}, {"col": 7, "row": 9, "value": 2, "letter": "C"}] > > but it is probably the problem of the Jetty class I am using and not of > JDBC... huh. what exactly is failing? are you getting a parse exception? merlin
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