梦想有多远

看到如下代码，既熟又感慨吧

Module Operation
Kdifbk： Fetches the single index row matching the argument key.
Kdusru： Updates the single row piece.
Kdifind： Finds the appropriate index block to store the key.
Kdstgr ：Performs full table scan get row. Rows are accessed by a full table scan. Check the number of FULL table scans
Kdsgrp ：Performs get row piece. Typically, row pieces are affected only in case of chained and migrated rows. Row chaining has to be analyzed and fixed.
Kdiixs ：Performs index range scan.
Kdifxs ：Fetches the next or previous row in the index scan.
Kdifbk ：Fetches the single index row matching the agreement key.
Ktugct ：Block cleanout.

This entry was posted on 星期二, 十二月 30th, 2008 at 21:49 and is filed under oracle. You can follow any responses to this entry through the RSS 2.0 feed. You can skip to the end and leave a response. Pinging is currently not allowed.