SELECT t.* FROM student st JOIN teach t ON st.teach_id=t.id
WHERE st.studentNo=?
List AList B
for(int i=0i<A.size()i++)
if(!B.contains(A.get(i)))
insert(A.get(i))
欢迎分享,转载请注明来源:内存溢出
SELECT t.* FROM student st JOIN teach t ON st.teach_id=t.id
WHERE st.studentNo=?
List AList B
for(int i=0i<A.size()i++)
if(!B.contains(A.get(i)))
insert(A.get(i))
欢迎分享,转载请注明来源:内存溢出
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