使用kill -23 取消其他进程执行

session A执行sql的过程中，在session B发出命令：kill -23 4

[oracle@dw1 scripts]$ sqlplus "/as sysdba"
SQL*Plus: Release 11.2.0.3.0Production on Mon Oct 2108:59:202013
Copyright (c) 1982, 2011, Oracle.  All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0- 64bit Production
With the Partitioning, Automatic Storage Management, Data Mining and Real Application Testing options
SQL> @myspid
2;
SPID
------------------------
4048
SQL> select * from dba_objects;
OWNER
------------------------------
OBJECT_NAME
--------------------------------------------------------------------------------
SUBOBJECT_NAME                  OBJECT_ID DATA_OBJECT_ID OBJECT_TYPE
------------------------------ ---------- -------------- -------------------
CREATED   LAST_DDL_ TIMESTAMP           STATUS  T G S  NAMESPACE
--------- --------- ------------------- ------- - - - ----------
EDITION_NAME
------------------------------
SYS
ICOL$
202TABLE
OWNER
------------------------------
OBJECT_NAME
--------------------------------------------------------------------------------
SUBOBJECT_NAME                  OBJECT_ID DATA_OBJECT_ID OBJECT_TYPE
------------------------------ ---------- -------------- -------------------
CREATED   LAST_DDL_ TIMESTAMP           STATUS  T G S  NAMESPACE
--------- --------- ------------------- ------- - - - ----------
EDITION_NAME
------------------------------
17-SEP-1117-SEP-112011-09-17:09:46:13VALID   N N N          1
…………
ERROR:
ORA-01013: user requested cancel of current operation

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