The DB2 transaction associated with an upload included generating a unique document ID, logging the upload in the activity history table, and executing a SQL INSERT into 18 tables.
与上传相关联的DB2事务包括生成惟一的文档id、在活动历史表中记录这次上传以及对18个表执行SQL INSERT。
When DB2 encounters an INSERT on an MDC table, it looks for a free block.
当DB 2碰到对mdc表的INSERT操作时，它寻找一个空闲的块。
In table 6, the INSERT into the Orders table fails due to a foreign key constraint violation on custno.
在表6中，对orders表执行insert语句失败，因为custno违背了外键约束。
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