在oracle11g中删除sde用户报ora - 21700错误的解决方法

PS C:\Users\Administrator> sqlplus sys/xxxx@orcl as sysdba;

SQL*Plus: Release 11.2.0.1.0 Production on 星期日 3月 4 12:55:53 2018

Copyright (c) 1982, 2010, Oracle.  All rights reserved.


连接到:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> select user_id,username from dba_users where username  = 'SDE';

   USER_ID USERNAME
---------- ------------------------------------------------------------
        86 SDE

SQL> select  o.name,a.* from association$ a,obj$ o where a.obj#=o.obj# and o.OWNER# = 86;

NAME                                                               OBJ#
------------------------------------------------------------ ----------
  PROPERTY    INTCOL# STATSTYPE# DEFAULT_SELECTIVITY DEFAULT_CPU_COST
---------- ---------- ---------- ------------------- ----------------
DEFAULT_IO_COST DEFAULT_NET_COST INTERFACE_VERSION#     SPARE2
--------------- ---------------- ------------------ ----------
ST_GEOMETRY                                                       78940
         2                 78990
                                                  2          0


SQL> delete from association$ where obj#= 78940;

已删除 1 行。

SQL> drop user SDE cascade;

用户已删除。

SQL>