我正在尝试从SQL Server中的表的XML列中提取值。我有此表InsuranceEntity
的列InsuranceEntity_ID
和EntityXML
。
该EntityXML
列具有以下值:
<insurance insurancepartnerid="CIGNA" sequencenumber="1"
subscriberidnumber="1234567" groupname="Orthonet-CIGNA"
groupnumber="7654321" copaydollaramount="1" />
我怎样才能提取subscriberidnumber
并groupnumber
从该EntityXML
列?
XQuery的方法.nodes()
和.value()
救援。
你可能需要调整数据类型。我全面使用了通用名称VARCHAR(20)
。
的SQL
--DDL and sample data population, start
DECLARE @tbl TABLE (InsuranceEntity_ID INT IDENTITY PRIMARY KEY, EntityXML XML);
INSERT INTO @tbl (EntityXML) VALUES
(N'<insurance insurancepartnerid="CIGNA" sequencenumber="1"
subscriberidnumber="1234567" groupname="Orthonet-CIGNA"
groupnumber="7654321" copaydollaramount="1"/>');
--DDL and sample data population, end
SELECT InsuranceEntity_ID
, c.value('@subscriberidnumber', 'VARCHAR(20)') AS subscriberidnumber
, c.value('@groupnumber', 'VARCHAR(20)') AS groupnumber
FROM @tbl
CROSS APPLY EntityXML.nodes('/insurance') AS t(c);
输出
+--------------------+--------------------+-------------+
| InsuranceEntity_ID | subscriberidnumber | groupnumber |
+--------------------+--------------------+-------------+
| 1 | 1234567 | 7654321 |
+--------------------+--------------------+-------------+
非常感谢,它有效!