[英]What's the proper way of joining tables in mysql
我如何使这个sqsl查询工作:
SELECT student.LASTNAME,
student.FIRSTNAME,
student.IDNO,
student.YEAR,
parents.P_ADDRESS
FROM student
WHERE P_ADDRESS="Ambagat, Santol, LU"
RIGHT JOIN parents ON student.IDNO = parents.IDNO
我只想在联接上添加where语句。 因为在w3schools中,通常的示例不包含where语句。 请帮忙。
像这样
SELECT student.LASTNAME,
student.FIRSTNAME,
student.IDNO,
student.YEAR,
parents.P_ADDRESS
FROM student RIGHT JOIN parents ON student.IDNO=parents.IDNO
AND P_ADDRESS="Ambagat, Santol, LU"
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