Finishing约束的状态是NU(St列)。
约束通过某种方式对列或表进行限制。
A constraint limits either a column or a table in some manner.
如果要为具有唯一约束的列生成数据,则很可能会失败。
If you are generating data for columns that have unique constraints, it will likely fail.
如果要为具有唯一约束的列生成数据,则很可能会失败。
If you are generating data for columns that have unique constraints, it will likely fail.
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