You can also drop primary keys, indexes, and unique constraints from the update script.
您也可以从更新指令码置放主索引键、索引和唯一的条件约束。
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。
All DOC_IDs are unique to meet the foreign key constraints.
所有DOC_ID都是惟一的,以满足外键约束。
Adding or dropping unique, distinct, or foreign key constraints.
添加或删除惟一、独特或外键约束。
Adding or dropping unique, distinct, or foreign key constraints.
添加或删除惟一、独特或外键约束。
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