string to json in postgresql code example

Example 1: json array to string in postgresql

SELECT 
	ID
	,(
		SELECT string_agg(trim(JsonString::text, '"'), ', ')
		FROM jsonb_array_elements(JsonData->'Name') JsonString
	) AS StringArray
FROM   tbl_TestJsonArray;

Example 2: postgres json

UPDATE users SET data = jsonb_set(data, '{name}', '"John"');