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标题: ORA-12991: column is referenced in a multi-column [打印本页]

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作者: admin    时间: 2016-8-12 13:54
标题: ORA-12991: column is referenced in a multi-column
ORA-12991: column is referenced in a multi-column constraint
Cause: An attempt was made to drop a column referenced by some constraints.
Action: Drop all constraints referencing the dropped column or specify
CASCADE CONSTRAINTS in statement.

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