Nov 22, 2024 · Format SQL Server data or the results of SQL queries as JSON by adding the FOR JSON clause to a SELECT statement. Use FOR JSON to delegate the formatting of JSON output from your client applications to SQL Server.

Jun 14, 2023 · I'm trying to get JSON data from an encrypted column using sql server, but i'm finding out that every JSON related function i try on the column (IS_JSON, JSON_QUERY, JSON_VALUE) returns an error :

Ensure this by calling DECRYPTBYKEY from an object (such as a view, or stored procedure, or function) that resides in the database. The symmetric key must already be open in the current session. See OPEN SYMMETRIC KEY (Transact-SQL) for more information. This example decrypts ciphertext with a symmetric key.

Mar 15, 2019 · DECLARE @JSON nvarchar(MAX) = N'{"a":1,"b":2,"c":3,"d":4}'; SELECT [value] FROM OPENJSON(@JSON) WHERE [key] = 'a'; I, of course, am assuming you are using SQL Server 2016. Otherwise SQL Server does not support JSON parsing, and you'll be better using an application to do so.

JSON_VALUE() extracts a scalar value from a JSON string and if the path points to not a scalar value, the result is NULL in lax mode and an error in strict mode. SELECT JSON_VALUE(d.JsonData, '$.A') AS A, JSON_QUERY(d.JsonData, '$.B') AS B, JSON_VALUE(d.JsonData, '$.C') AS C, j.*

Aug 20, 2024 · Use JSON functions to validate or change JSON documents, or to extract basic or complex values. Tests whether a string contains valid JSON. Constructs JSON array text from zero or more expressions. Constructs a JSON array from an aggregation of SQL data or columns.

Dec 18, 2024 · Learn about SQL Server column encryption and decryption using symmetric and asymmetric keys along with several code examples.

May 19, 2020 · In this article, we explored JSON_QUERY() function to retrieve the JSON object and array from JSON data. It is a useful function to work with SQL Server JSON data. You should explore these functions and be familiar with the Javascript object Notation.

Feb 28, 2019 · When storing JSON in SQL Server, we use the NVARCHAR (MAX) data type. However, it's crucial to ensure that only valid JSON data is stored. SQL Server provides the ISJSON function that we...

Mar 7, 2017 · Getting string JSON data into a SQL readable form. Checks to see if the input string is valid JSON. Extracts a specific scalar string value from a JSON string using JSON path expressions.