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如何獲取SQL Server中處理指令標記的值?獲取處理指令值
declare @x XML =
'<root>
<entity>
<?ent LOOKUPS?>
</entity>
<entity>
<?ent STAFF?>
</entity>
<entity>
<?ent SIR?>
</entity>
</root>';
SELECT x.xml.value('processing-instruction(ent)[1]','varchar(30)')
FROM @x.nodes('/root/entity') x(xml);
select語句返回一個錯誤: 消息2225,級別16,狀態1,行29 的XQuery [值()]:字符串文字預計