SQL Copy SELECT FirstName, LastName, JSON_VALUE(jsonInfo,'$.info.address.town') AS Town FROM Person.Person WHERE JSON_VALUE(jsonInfo,'$.info.address.state') LIKE 'US%' ORDER BY JSON_VALUE(jsonInfo,'$.info.address.town') Example 2 The following example extracts the value of the JS...
https://feedback.azure.com/forums/908035-sql-server). For the specific issue you are facing, I believe the issue is that you are not using Unicode strings. So, for example, this works for me and extracts the 张三 value from the JSON fragment: declare @a nvarchar(max)=N'...
server: port: 8088 spring: shardingsphere: # 属性配置 props: sql-show: true # 是否开启SQL显示 # 数据源配置 datasource: name: ds0 ds0: type: com.alibaba.druid.pool.DruidDataSource driver-class-name: com.mysql.cj.jdbc.Driver url: ...
Example 1: Search a key value from JSON string In the query below, we defined a JSON expression and path. It has a JSON expression defined as a key (Name) and its value (“Rajendra”) It specifies $.Name argument as JSON path. This path should reference the key in the JSON expre...
Finally, this example shows an invalid object. SELECT ISJSON('{"value"}', object) as isvalid Conclusion This tip discussed the new arguments added to the ISJSON function. The type was added to the function and now in SQL Server 2022 we can validate if it is a valid value, scalar, ...
set Data = JSON_MODIFY(Data, '$.Price', 24.99) where ProductID = 17; JSON_MODIFY function will update or create Price key (if it does not exists). If new value is NULL, the key will be removed. JSON_MODIFY function will treat new value as string (escape special characters, wrap it...
(5,2))) ), -> INDEX i3 ( (JSON_VALUE(items, '$.quantity' RETURNING UNSIGNED)) ) -> ); ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'VARCHAR(50))) ), INDEX i2 ( ...
Enhancement In the mysql 5.7 mysql-server/sql/item.cc: Item::save_in_field_inner, it transformed the JSON into the string, and stored it in the field: String *result; const CHARSET_INFO *cs= collation.collation; char buff[MAX_FIELD_WIDTH...
Describe the problem Somewhere between v23.1.2 and v24.1.2, the string escaping from cockroach sql --format sql changed in such a way that JSON values are incorrectly escaped. To Reproduce On v24.1.2, I first set up an example table: roo...
# 读取JSON文件内容defread_json(file_name):withopen(file_name,'r')asf:data=json.load(f)returndata# 调用函数读取JSON文件json_data=read_json('example.json') 1. 2. 3. 4. 5. 6. 7. 8. 步骤3:修改key和value # 修改JSON里的key和valuedefmodify_json(json_data,old_key,new_key,new_value...