會產生這種視力被鎖定的現象是刪除某個對象的時候進程會死掉,建立的時候也是一樣。我同事解釋的可能原因是:在建立對象的時候沒有建立完就被關掉了,或者就是沒有執行完。然後造成線程鎖定。解決的辦法:1.找出等待事件的原因select event,p1,p2,sid from v$session_wait where event not like 'SQL%' and event not like 'rdbms%';2.找出鎖住的進程select
記憶體最佳化:SGA包括三個部分組成。資料緩衝區、日誌緩衝區及共用池資料緩衝區:大小由DB_Cache_Size參數決定。select name,value from v$parameter where name in('db_cache_size','db_block_size','shared_pool_size','sort_area_size');select name value from v$sysstat where name in ('db block
Have you gotten the error; "RemoteOperationException: ERROR: wrong password for user" with Oracle 10g? If so, it is probably because the OS user that you are trying to login to the Oracle Enterprise Manager with has not been setup to allow the user
早前在4月份,收到oracle的訂閱郵件,標題為Coming Soon: Fully Managed ODP.NET Beta,說將發布純Managed 程式碼的ODP.NET(Oracle Data Provider),並介紹了部分功能,英文就直接貼了: Oracle will release an 100% managed ODP.NET version on OTN soon. Develop with the same ODP.NET APIs you always have, but
主要有以下幾種方法可以用來確定Oracle的位元:1.通過SQLPLUS登入即可看出a.64位登入時就有顯示$ sqlplus "/ as sysdba"SQL*Plus: Release 9.2.0.4.0 - Production on Wed Nov 16 15:27:28 2005Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.Connected to:Oracle9i Enterprise
方法一:伺服器的作業系統是Windows嗎?如果是,那麼找到“Configuration and Migration Tools、Administration Assistant for Windows NT(AAW)”,在AAW的樹裡找到你的Oracle主目錄的葉結點,點右鍵,選屬性,在屬性對話方塊裡添加一個名為“USE_SHARED_SOCKET”值為“TRUE”的參數,然後重啟伺服器。
(1)SEQNAME.NEXTVAL裡面的值如何讀出來 可以直接在insert into test values(SEQNAME.NEXTVAL) 是可以用這樣: SELECT tmpdata_seq.NEXTVAL INTO id_temp FROM DUAL; 然後可以用id_temp (2)PLS-00103: 出現符號 ">"在需要下列之一時: 代碼如下: IF (sum>0) THEN begin INSERT
ORACLE段:首先在ORACLE建立PACKAGE和PACKAGE BODY,將在這裡面定義函數和預存程序返回結果集。1:建立PACKAGE:CREATE OR REPLACE package SCOTT.pk_wtistype mytype is ref cursor;procedure p_wt(mycs out mytype);function f_get(str in varchar2)return varchar2;end;
同時對一個表操作,update,truncate 等操作,會造成此錯誤,另外,事物沒有提交,從而進行其他動作也有可能會造成此異常。ORA-00054 resource busy and acquire with NOWAIT specifiedCause: The NOWAIT keyword forced a return to the command prompt because a resource was unavailable for a LOCK TABLE or SELECT