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Json – Override Jackson default KeyDeserializer

Im trying to override the default KeyDeserializer but it seems to work only on top level key: The input JSON { "upper_key": { "lower_key": "lower_value", "lower_key_2": "lower_value_2" }, "upper_key_2": "upper_value_2" } The mapper I use ObjectMapper mapper = new ObjectMapper();…

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SQL Server: convert JSON variable to XML

I have a variable which contains a single JSON object like declare @jsonVar nvarchar(max) = N'{"key1":"value1","key2":"value2"}'; I need to convert it to XML and get something like this (or without 'root' at all) <root> <key1>value1</key1> <key2>value2</key2> </root> The solution should…

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How to Join 2 table with json key in Postgres? – Postgresql

I have 2 table CREATE TABLE json_data_table(d_id int, d1_json json, d2_json json); CREATE TABLE user_data(uid int, username varchar); and data respectively are INSERT INTO user_data VALUES (1,'test_user_1'), (2,'test_user_2'), (3,'test_user_3'); INSERT INTO json_data_table VALUES (1,'{"stage1":1,"stage2":2 }', '{ "stage1": { "date": "12-01-2023",…

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