Database Administrator

BUG 3028673 -- Oracle on aix does not share your const structs-PER PROCESS MEMORY OVERHEAD Oracle on ibm aix platforms (AIX 5L and 4.3.3) use a large amount of memory per dedicated connection. for Oracle 9.2 on AIX 5L the memory required per idle

To install Oracle 11g in Ubuntu 10.04, follow these steps:1. Install JDK. For the installation method, see setting up a sun java Development Environment under Ubuntu 10.04.To solve Chinese garbled characters, create the "fallback" directory in the

The MySoft_Data test of ORM is successful. It should be very useful. Model. e_cate c = new Model. e_cate ();C. fid = 1;C. name = "1 ";C. tmpid = "2222 "; DbSession session = new DbSession (new MySoft. data. mySql. mySqlProvider ("Server =

1. Modify the/etc/my. cnf FileDefault-character-set = utf8[Mysqld]Datadir =/var/lib/mysqlSocket =/var/lib/mysql. sockUser = mysql# Default to using old password format for compatibility with mysql 3.x# Clients (those using the mysqlclient10

An error occurred while installing the Oracle database: INFO:/usr/lib/: No such file or directory It indicates that the dynamic link library is missing. This dynamic link library is composed of libstdc ++ The dynamic link library provided in

Installation of Oracle11G for RHL AS5Server Configuration:Xeon 3.0 GHZ * 24 gb ecc ddr memory300 gb scsi Utrl 320 15 K hard drive X 2   Prerequisites: Memory and swap space; For details, see the official database \ doc \ install directory

Requirements: 1. Create chinache_0726 (chinacache _ date) in the test database every day ); 2. process the log file 13039_20100722_w3c according to the table structure and insert the result to the created table; The awk function is not just a simple

At work, we need to insert and read and write Chinese data to MySQL. This problem was tricky at first. After a period of investigation, the problem was solved smoothly. The solution is as follows: 1. Set the character set of the MySQL server. The

The ROWID (also called restricted Rowid) below Oracle 8 is: FFFF. BBBBBBBB. RRRR occupies 6 bytes (10bit file # + 22bit + 16bit). However, to expand the data file, change the Rowid to OOOOOOFFFBBBBBBRRR, occupies 10 bytes (32bit + 10bit rfile # +

I. Log transmission problems 1. Generally, use the following statement to check whether the sequence of the archive logs of the primary database and standby database is the same. Run the following command in the primary database: SQL> alter system

If you want to talk less, go straight to the topic. Here is the procedure for porting: 1. Transplantation First download SQLite 3.3.8 from here. The following example shows how to store data in the/root directory. # Cd/root # Tar zxvf

Next, I installed the Oracle Client on Ubuntu 10.10. When I used sap's user sapsr3 or sys to connect to the service, it was not successful. Sapsr3 indicates that the select any dictionary permission is missing, and sys prompts that the user password

Create a virtual service cluster for the user. Install liunx RedHat 4.3 32-bit + Oracle 10G in the vmware 5.3 bar virtual machine. Unfortunately, a client address conflicts with linux, and the database cannot be accessed after running for a while

After sorting out "Oracle database provides several different database startup and shutdown methods", I wrote an example when I went back. One problem occurs: ORA-12528: TNS: listener: all appropriate instances are blocking new connections So I went

When I use the Hibernate framework today to operate the mysql database, the varchar type data in the database appears ?? I set gbk encoding in my database. It is certain that there is no problem with the database, but garbled code occurs during

Oracle SQL optimization Consultant -- AuthorizationGrant administer any SQL tuning set to scott;Grant advisor to scott;Grant create any SQL profile to scott;Grant alter any SQL profile to scott;Grant drop any SQL profile to scott; -- Create a

The following error is reported on the master database after Standby is restarted. PING [ARC0]: Heartbeat failed to connect to standby 'standby'. Error is 16047. Find other people's solutions on the Internet and solve the problem successfully. The

Sequence: sequence creation method and use when inserting data; -- Sequence CreationCreate sequence sqIncrement by 1Start with 1Maxvalue 10Minvalue 1CycleCache 5 -- General (a sequence can be used in multiple tables, but generally, a table

Error 1: [INS-06101] IP address of localhost cocould not be determinedFigure: Solution: Because your host name and IP address are different, you can match the host name in the/etc/hosts file.Vim/etc/hostsIP address Host NameError 2: at Oracle.

Authorize scott to enable the execution plan. The script is as follows:[Oracle @ rac1 admin] $ sqlplus/as sysdbaSQL * Plus: Release 10.2.0.5.0-Production on Sat Oct 12 02:02:28 2013Copyright (c) 1982,201 0, Oracle. All Rights