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请参阅下面的代码片段:枢轴在SQL Server中柱串联
DROP TABLE IF EXISTS PROJECT_DETAILS;
CREATE TABLE PROJECT_DETAILS
(
PROJECT_NAME NVARCHAR(20),
PROJECT_TYPE NVARCHAR(20),
TOTAL_HOURS INT
);
INSERT INTO PROJECT_DETAILS VALUES('ProjectA','AU',100)
INSERT INTO PROJECT_DETAILS VALUES('ProjectA','SGP',50)
INSERT INTO PROJECT_DETAILS VALUES('ProjectA','NZ',75)
INSERT INTO PROJECT_DETAILS VALUES('ProjectB','US',200)
INSERT INTO PROJECT_DETAILS VALUES('ProjectB','CAN',100)
INSERT INTO PROJECT_DETAILS VALUES('ProjectC','JP',120)
INSERT INTO PROJECT_DETAILS VALUES('ProjectD','IND',100)
INSERT INTO PROJECT_DETAILS VALUES('ProjectD','CH',80)
INSERT INTO PROJECT_DETAILS VALUES('ProjectE','RSA',90)
INSERT INTO PROJECT_DETAILS VALUES('ProjectE','KEN',30)
所需的输出
PROEJCT_NAME PROJECT_TYPE EXEC_TYPE TOTAL_HRS
ProjectA AU AU-SGP-NZ 100
ProjectA SGP AU-SGP-NZ 50
ProjectA NZ AU-SGP-NZ 75
ProjectB US US-CAN 200
ProjectB CAN US-CAN 100
ProjectC JP JP 120
ProjectD IND IND-CH 100
ProjectD CH IND-CH 80
ProjectE RSA RSA-KEN 90
ProjectE KEN RSA-KEN 30
正如你可以在上面看到,我想有串联的列名每个不同的项目名称(作为新列)。如果您需要任何其他详细信息,请告诉我。
如何在EXEC_type定义PROJECT_TYPE订单? – qxg
嗨,它出现的顺序并不重要。也许,现在,您可以通过TOTAL_HOURS排序 –
[将多行连接成单个文本字符串?](https://stackoverflow.com/questions/194852/concatenate-many-rows-into-a-single-文本字符串) – qxg