from in select query in c# w3schools code example

Example: css in sql query

SELECT  'test1' AS [@class]
    , ( SELECT  'test2' as [@class]
        , (SELECT 'Name' FOR XML PATH(''))
        FOR XML PATH('td'), type)
    ,(SELECT  'test3' as [@class]
        , (SELECT 'Value' FOR XML PATH(''))
        FOR XML PATH('td'), type) 
FOR XML PATH('tr'), type