DECLARE @FirstObject INT , --the index of the first open bracket found in the JSON string @OpenDelimiter INT ,--the index of the next open bracket found in the JSON string @NextOpenDelimiter INT ,--the index of subsequent open bracket found in the JSON string @NextCloseDelimiter INT ,-...
)ASBEGINDECLARE@firstobjectint,--the index of the first open bracket found in the JSON string@opendelimiterint,--the index of the next open bracket found in the JSON string@nextopendelimiterint,--the index of subsequent open bracket found in the JSON string@nextclosedelimiterint,--the index ...
This article describes a TSQL JSON parser and its evil twin, a JSON outputter, and provides the source. It is also designed to illustrate a number of string manipulation techniques in TSQL. With it you can do things like this to extract the data from a JSON document: Select * from pars...
(and is, by definition the leaf structure), and parses it, replacing it with an object token of the form '@Objectxxx', or '@arrayxxx', where xxxis the object id assigned to it. The values, or name/value pairs are retrieved from the string table and stored in the hierarchy...
对SQL Server表中的parse列使用JSON_值 sql json sql-server tsql 我以前从未在SQL Server中使用过JSON,所以我需要一些帮助。 我写了一段简单的代码: DECLARE @json NVARCHAR(4000) SET @json = N'{ "id":"40476", "tags":[ { "id":"5f5883", }, { "id":"5fc8", } ], "type":"student",...
CREATE FUNCTION dbo.fn_parse_json2xml( @json varchar(max) ) RETURNS xml AS BEGIN; DECLARE @output varchar(max), @key varchar(max), @value varchar(max), @recursion_counter int, @offset int, @nested bit, @array bit, @tab char(1)=CHAR(9), @cr char(1)=CHAR(13), @lf char(1)...
在C#中查询JSON数据: 使用ADO.NET或Entity Framework Core来连接SQL Server并执行查询。 示例代码 以下是一个使用ADO.NET在C#中查询JSON数据的示例: 代码语言:txt 复制 using System; using System.Data.SqlClient; using Newtonsoft.Json.Linq; class Program { static void Main() { string connectionString = ...
IF SUBSTRING(@json, @NextOpenDelimiter, 1)='{'SELECT @NextCloseDelimiterChar='}', @type='object'ELSESELECT @NextCloseDelimiterChar=']', @type='array'SELECT @OpenDelimiter=@NextOpenDelimiterEND---and parse out the list or name/value pairsSELECT@contents=SUBSTRING(@json, @OpenDelimiter+1,@...
import sqlparse 接下来,你可以使用sqlparse.parse方法解析SQL查询语句,并使用sqlparse库中的相关方法提取where子句的JSON表示。下面是一个示例代码: 代码语言:txt 复制 import sqlparse query = "SELECT * FROM table WHERE column1 = 'value' AND column2 > 100" # 解析SQL查询语句 parsed = sqlparse.parse(...
3307 ErrorGetTokenJsonParser Cannot parse the JSON response of server. 3308 ErrorGetTokenExtractToken Cannot extract the token from the JSON response. 3400 ErrorGetKeyByNameOutOfMemoryConvertResponseString Cannot get the key by name due to out of memory...