標籤:$this->db->update_batch();產生一條update命令是以你提供的資料為基礎的,並執行查詢。你可以傳遞一個數組或對象的參數給update_batch()函數。下面是一個使用一個數組作為參數的樣本:Generates an update string based on the data you supply, and runs the query. You can either pass an array or an object to the
標籤:測試一:rhel5 ;ora10203SQL> create user lixora identified by lixora default tablespace users;User created.SQL> grant dba to lixora;Grant succeeded.SQL> conn lixora/lixoraConnected.SQL> select count(*) from user_segments; COUNT(
標籤:原文: 阻塞與死結(一)——基礎知識 阻塞與死結是除記憶體、CPU、IO外另一個影響效能的因素。對OLTP系統尤為嚴重一般以下問題是死結的徵兆:1、 並發使用者少的時候,一切正常,但是隨著使用者數量增多,效能越來越慢。2、 用戶端經常收到以下錯誤:Error 1222:Lock request time out period exceeded.(已超過鎖請求逾時時段)Error 1205:Your transaction(process
標籤:goldengate integrated capture 通常我們配置的Goldengate是讀取線上記錄檔或者ALO(唯讀歸檔日誌的)。還有另外一種抽模數式Integrated Capture Mode,它是依靠 logmining server讀取資料庫改變的資訊 Integrated capture supports more data types as
標籤:原文網址:http://stackoverflow.com/questions/3373995/usr-bin-ld-cannot-find-lzI am trying to compile Android source code under Ubuntu 10.04. I get an error saying,/usr/bin/ld: cannot find -lzCan you please tell me how can I fix it? What does cannot