此外，在DB 2中创建复制之前，您会希望保证每一个数据库表都具有一个主键或惟一索引。

Also, before setting up replication in DB2, you will want to ensure that every database table has a primary key or unique index.

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然而，DB 2复制要求使用一个主键或惟一索引来区分一个表中的记录。

However, DB2 replication requires a key or index to uniquely identify rows in a table.

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表的主键和所有惟一索引都必须是相关分区键的超集。

The primary key and any unique index of the table must be a superset of the associated partitioning key.

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