oracle system

Oracle Database System Structure explanation, oracle System Structure 1. oracle databaseDatabase Storage StructureAndDatabase instanceIt consists of two parts. Where,Storage StructureIncludingPhysical storage structureAndLogical Storage StructureIs the basis for data stor

Today, I encountered a problem when connecting to Oracle. I installed the Oracle9.2 client on my machine. When I used the data access component in the asp.net application (calling System. data. oracleClient), the Program Reports "System. exception: System. data. oracleClient requires

1.1DescribedGenerate a lot of "oracle_w000_9708.trc" and "ORACLE_W000_9708.TRM" under the "$ORACLE _base/diag/rdbms/$ORACLE _sid/$ORACLE _sid/trace" folder File.These files are generated too quickly. The Oracle root folder is running out of free space.1.2Possible causesThe possible reason for the "$

Oracle lock 4: system lock, oracle lock 4 System Oracle databases use multiple system locks to protect internal databases and memory structures. These mechanisms are transparent to users.Latches) Latches are simple and low-level s

Oracle views common system information and oracle System Information It summarizes common SQL statements used to view oracle databases, which helps Analysis and Optimization of a robust system program. 1. Number of current data

ASP. NET connection to Oracle Question 1: system. Exception: system. Data. oracleclient requires Oracle client software version 8.1.7 or greater Cause: NTFS permission problems are always encountered during Oracle9i Solution: 1. Log on as an administrator; 2. Find the ORACLE_HOME folder (my name is c: \

:42:30 2018...smon:enabling tx recoverydatabase Characterset is utf8no Resource Manager plan Activ Efri Jan 09:42:39 2018Starting background process Qmncfri Jan 09:42:39 2018QMNC started with pid=31, OS id=30015654c Ompleted:alter Database Open Back up the SPFile and change the parameters as follows (restart verification and back up as Pfile)create pfile from spfile;aleter system set memory_max_target=24G scope=spfile;aleter

3. C:\users\xiaofeng>emctl Start Dbconsole Oracle Enterprise Manager 10g Database Control Release 10.2.0.1.0 Copyright (c) 1996, Oracle Corporation. All rights reserved. Http://192.168.0.106:1158/em/console/aboutApplication Error opening logfile for output in nmeula_new Error opening logfile for output in nmeula_new Starting Oracle Enterprise Manager 10g Database

ORACLE Installation./runInstaller reports "You are attempting to install 64-bit Oracle on a 32-bit operating system., yuminstalloracle Prepare to install the oracle database, see: http://blog.csdn.net/mchdba/article/details/43086037 1. solution (1): Ignore system prereqs[Ro

In linux, oracle is configured with the system to start and shut down, and in linux, oracle is configured Configure oracle to start and shut down with the system in linux 1. Modify the/etc/oratab FileChange the number of databases that need to be started with the operating

Lab environment: Oracle 11g R2 RAC (11.2.0.3.5) Oracle Enterprise Linux 5.6x86 1. Create an ASM disk group and mount the disk on two nodes. Then, partition the disk on the first node. [root @ Rac1 ~] # Fdisk-ldisk/dev/SDE: 2147 MB, 2147483648 bytes255 heads, 63 sectors/track, 261 cylindersunits = cylinders of 16065*512 = 8225280 bytes Device boot start end blocks ID sys