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Database版 - 请教constraints
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j*****4
发帖数: 283
1
请教大家一个问题。
表里有两个constraint
1。A》0
2。A》B
在操作表时出现错误,我想得到错误1的信息,可显示的是错误2 的信息。这
constraints 难道有顺序的吗?
B*****g
发帖数: 34098
2
oracle
http://download.oracle.com/docs/cd/E11882_01/server.112/e17118/

【在 j*****4 的大作中提到】
: 请教大家一个问题。
: 表里有两个constraint
: 1。A》0
: 2。A》B
: 在操作表时出现错误,我想得到错误1的信息,可显示的是错误2 的信息。这
: constraints 难道有顺序的吗?

1 (共1页)
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