从另一个表插入表和值
我想插入表数据和文本框的值到另一个表。我试图插入命令如下,但它不工作。从另一个表插入表和值
Insert into
Table_UserAnswer
(
UserQuizID,
QuizID,
QuestionID,
Title,
Answer1,
Answer2,
Answer3,
Answer4,
CorrectAnswer
)
'" + m.ToString() +
"',
select
top 5 QuizID,
QuestionID,
Title,
Answer1,
Answer2,
Answer3,
Answer4,
CorrectAnswer
from
[Table_Question]
order by
newid()"
使用INSERT INTO...SELECT
声明,
INSERT INTO
Table_UserAnswer
(
UserQuizID,
QuizID,
QuestionID,
Title,
Answer1,
Answer2,
Answer3,
Answer4,
CorrectAnswer)
SELECT TOP 5
'UserQuizIDValue',
QuizID,
QuestionID,
Title,
Answer1,
Answer2,
Answer3,
Answer4,
CorrectAnswer
FROM
Table_Question
ORDER BY
newid()
的UserQuizIDValue
值是从m.ToString()
。
INSERT INTO TestTable的(Col1中,col2的) SELECT Col1中,Col1中 FROM Person.Contact
你必须确保在插入查询列的数量应该是相同的,只是如果你有Select语句任何标识栏。
在你的情况下,Select语句中缺少“UserQuizID”。
if(Dr.Read()) { m = Dr [0] .ToString(); max = Convert.ToInt16(m); max = max + 1; } con.Close(); con.Dispose(); Dr.RoseClose(); Dr.Dispose(); cmd.Cancel(); cmd.Dispose(); m = max.ToString(); – user1661868 2013-02-21 09:08:05
你用它做什么?是否为UserQuizId?如果它不是主键? – 2013-02-21 09:15:52
m.ToString()的用户是什么? – 2013-02-21 08:49:55
m = Dr [0] .ToString(); max = Convert.ToInt16(m); max = max + 1; } con.Close(); con.Dispose(); Dr.RoseClose(); Dr.Dispose(); cmd.Cancel(); cmd.Dispose(); m = max.ToString(); – user1661868 2013-02-21 09:04:47