JSON support requiresdatabase compatibility level130 or higher. Here's an example of JSON text: JSON [ {"name":"John","skills": ["SQL","C#","Azure"] }, {"name":"Jane","surname":"Doe"} ] By using SQL Server built-in functions and operators, you can do the following things with...
It has always seemed strange to Phil that SQL Server has such complete support for XML, yet is completely devoid of any support for JSON. In the end, he was forced, by a website project, into doing something about it. The result is this article, an iconoclastic romp around the represent...
This is the simplest of the functions for JSON support in SQL Server. It takes one string argument as the input, validate it and returns a BIT; 1 if the provided JSON is a valid one or returns 0 if it doesn’t. 这是SQL Server中最简单的JSON支持功能。 它以一个字符串参数作为输入,对其...
Applies to: SQL Server 2016 (13.x) and later Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics (serverless SQL pool only)Use JSON path expressions to reference the properties of JSON objects.You have to provide a path expression when you call the following functions....
您可以明確指定資料列集中的資料行,以及用來填入資料行的 JSON 屬性路徑。 因為 OPENJSON 會傳回一組資料列,所以您可以在 Transact-SQL 陳述式的 FROM 子句中使用 OPENJSON,其與您在其他資料表、檢視或資料表值函式中的用法相同。 使用OPENJSON 將JSON 資料匯入 SQL Server,或者針對無法直接取用 JSON 的應用程式...
(e.g. strings, numbers, true/false) that is placed on a JSON path specified as the second parameter. JSON_QUERY returns an object or array (in this example an array of tags) on the JSON path. JSON built-in functions use JavaScript-like syntax to reference values and objects in JSON ...
DECLARE@jsonNVARCHAR(MAX);SET@json=N'{"person":{"info":{"name":"John", "name":"Jack"}}}';SELECTvalueFROMOPENJSON(@json,'$.person.info'); Learn more about JSON in SQL Server and Azure SQL Database Microsoft videos Note Some of the video links in this section may not work at thi...
The simplest way to store JSON documents in SQL Server or Azure SQL Database is to create a two-column table that contains the ID of the document and the content of the document. For example:SQL Afrita create table WebSite.Logs ( [_id] bigint primary key identity, [log] nvarchar(...
Extract a value from JSON text by using the JSON_VALUE function Extract an object or an array from JSON text by using the JSON_QUERY function Show 6 more Applies to: SQL Server 2016 (13.x) and later Azure SQL Database Azure SQL Managed Instance ...
TINYINT 是 MySQL 和SQL Server中的一种数据类型,仅使用 1 个字节存储,用于存储范围较小的整数值。在 MySQL 中,TINYINT 可以存储范围为 -128 到 127 的整数,但可以通过 UNSIGNED 关键字将其定义为无符号类型,此时可使用 0 到 255 来存储。在 SQL Server 中,TINYINT 存储范围为 0 到 255。 在开发中,可...