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我們來看一下下面這條語句:BEGIN LOADING stu_fl
ERRORFILES error_1, error_2; 如果此時已經存在error_1或error_2表,那麼將會報錯,資訊如下:
0008 BEGIN LOADING stu_fl ERRORFILES error_1, error_2;**** 07:41:08 Number of FastLoad sessions requested = 4**** 07:41:08 Number of FastLoad sessions connected = 2**** 07:41:08 FDL4808 LOGON successful**** 07:41:08 RDBMS error 2634: Existing ERROR table(s) or Incorrect use of stu_fl in Fast Load operation.**** 07:41:08 Delete the Error Tables or fix the BEGIN LOADING statement
查了下手冊,錯誤碼2634的相關資訊如下:
2634 Existing ERROR table(s) or Incorrect use of
%TVMID in Fast Load operation.
Explanation: This error occurs if the table/error table(s) specified either;(a) existed before the start of the Fast Load, or(b) did not indicate that it was involved in this specific Fast Load.
Notes: This error means either that the user has referenced existing tables for the ERRORFILES in a Fast Load that is not restarting, or that incorrect tables werereferenced in a restart of a Fast Load.
Remedy: If this is not a restart of a previous Fast Load, delete the referenced error files. If this is a restart, correct the Begin Loading Statement so that the error files are those specified for the original Fast Load. 我們很明顯地可以看出,這個錯誤的原因是我們在不是restarting的fastload中,ERRORFILES引用了已經存在的表。
解決辦法: 在fastload開始之前加入以下語句刪除errorfiles所指定的表: DROP TABLE error_1; /* error table ,internal to fast load utility needed to be defined */DROP TABLE error_2; /* error table ,internal to fast load utility needed to be defined */
總結:BEGIN LOADING stu_fl
ERRORFILES error_1, error_2; 1. 在一個不是restarting的fastload中,如果errorfiles指定的表已經存在,就會報2634的錯;2. 如果fastload的過程中不出錯,error_1, error_2是不會自動產生的;3. 我們可以select * from error_1;查看相關的錯誤資訊;