Better support for large index replication.

更好的支持大索引的复制。

youdao

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

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。

youdao

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

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。

youdao