sql.txt
1.13 KB
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SELECT
*
FROM
sv_coursemanagement
LEFT JOIN sv_sclass ON sv_coursemanagement.CLASS_ID = sv_sclass.ID
WHERE
sv_coursemanagement.START_DATE < NOW()
AND sv_coursemanagement.END_DATE > NOW();
SELECT
*
FROM
sv_coursemanagement
LEFT JOIN sv_subject ON sv_coursemanagement.SUBJECT_ID = sv_subject.ID
WHERE
sv_coursemanagement.START_DATE < NOW()
AND sv_coursemanagement.END_DATE > NOW()
and TEACHER_ID = '1'
根据班级名称查找该学期学生名单
SELECT
STUDENT_ID,
sv_student.`NAME`
FROM
sv_classroster
LEFT JOIN sv_term ON sv_classroster.TEAMID = sv_term.TERM_ID
LEFT JOIN sv_student ON sv_classroster.STUDENT_ID = sv_student.ID
WHERE
sv_term.START_DATE < NOW()
AND sv_term.END_DATE > NOW()
where sclass_id = ?
SELECT
*
FROM
sv_paper
LEFT JOIN sv_paperquestion ON sv_paper.PAPER_ID = sv_paperquestion.PAPER_ID
LEFT JOIN sv_question ON sv_paperquestion.QUESTION_ID = sv_question.QUESTION_ID;
修改试卷答案为某个固定答案
需要知道试卷ID
UPDATE sv_question
SET answer = 'ABCDEFGHIJ'
WHERE
QUESTION_ID IN (
SELECT
QUESTION_ID
FROM
sv_paperquestion
WHERE
PAPER_ID = 'a659f13d62b9433b87ffb916e97f43bc'
);