10608事件可用来跟踪如创建bitmap索引的过程,immediate trace name TREEDUMP事件用来转存
SQL>altersessionsetevents'10608tracenamecontextforever,level10';会话已更改。SQL>createbitmapindexidx_t_bitmap_testont_bitmap_test(bitcol);索引已创建。SQL>altersessionsetevents'10608tracenamecontextoff';会话已更改。SQL>