按照代码给我一个模棱两可的列 DRIVER.driv_id 错误,有什么帮助吗?
SELECT DRIVER.driv_id, DRIVER.firstName, DRIVER.surName, DRIVER.nationality, TEAMSTANDING.teamName, RESULTS.points
FROM TEAMSTANDING INNER JOIN DRIVER ON TEAMSTANDING.driv_id=DRIVER.driv_id,
RESULTS INNER JOIN DRIVER ON RESULTS.driv_id=DRIVER.drv_id
WHERE TEAMSTANDING.comp_id=2
GROUP BY DRIVER.driv_id;
最佳答案
您必须尝试多次添加驱动程序表,以便创建此表
SELECT
DRIVER.driv_id, DRIVER.firstName, DRIVER.surName, DRIVER.nationality, TEAMSTANDING.teamName, RESULTS.points
FROM
TEAMSTANDING
INNER JOIN
DRIVER
ON
TEAMSTANDING.driv_id=DRIVER.driv_id
INNER JOIN
RESULTS
ON
RESULTS.driv_id=DRIVER.drv_id
WHERE
TEAMSTANDING.comp_id=2
GROUP BY
DRIVER.driv_id;
关于sql - 来自多个表的内部连接 sqlite,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/16223979/