mysql 基本增刪改查,mysql增刪改 往表中添加資料的命令:mysql>insert into table_name (field1, filed2, ... fieldN) -> values(value1, value2, ...valueN);如果插入的是字串類型,需要用引號括起來,單引號和雙引號都可以。例如:mysql>insert into test (field)
Use LOB Storage,uselobstorageIf LOB storage is not defined and LOB attribute size exceeds 4000 characters the attributes which overflow will automatically be placed in the tables tablespace in default configured LOB storage and index. If LOB storage
KEEP池的CACHE特點,KEEP池CACHE特點KEEP池的使用十分簡單,設定DB_KEEP_CACHE_SIZE的值大於0,就可以將其他對象的BUFFER_POOL參數設定為KEEP了。 ALTER TABLE T STORAGE (BUFFER_POOL KEEP);SELECT COUNT(*) FROM T;SELECT COUNT(*) FROM T;從第二次才從KEEP池讀取當KEEP池滿了後
關於sqlplus中出現"Connected to an idle instance"問題的處理,sqlplusinstance關於sqlplus中出現"Connected to an idle instance"問題的處理:該問題在如下文章中有解釋:How to Check the Environment Variables for an Oracle Process (文檔 ID 373303.1)如下是從該文章中摘錄:The most used
TNS-03505 名稱無法解析,tns-03505名稱解析TNS-03505 名稱無法解析問題現象:[oracle@db01 admin]$ tnsping priTNS Ping Utility for Linux: Version 11.2.0.4.0 - Production on 15-JUN-2015 21:57:52Copyright (c) 1997, 2013, Oracle. All rights reserved.Used parameter files:TNS-0350
MySQL之——CentOS下以RPM方式安裝MySQL5.5,centosmysql5.5轉載請註明出處:http://blog.csdn.net/l1028386804/article/details/46507735首先去mySQL官網下載頁面:http://dev.mysql.com/downloads/mysql/#downloadsSelect Platform 選擇 Oracle & Red Hat Linux 4 &