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Oracle System Variable Function Usage Guide, oracle Variables Oracle functions are diverse. System variable functions are one of the three most common system variable functions. Oracle
Oracle performance Optimization operating system Tools-beyond OCP proficient in Oracle video tutorial Training 37Course IntroductionWind Brother Oracle Video tutorial Video Tutorial Learning Address:Http://edu.51cto.com/course/course_id-8406.htmlOracle performance optimized operating
Label:64-bit operating system how to use Plsql to connect remote or local Oracle data in the case of locally installed Oracle databasesCurrently Plsql only supports 32-bit Oracle clients, how can I use Plsql to connect data with a 64-bit Oracle database installed locally?1)
Today, I am working on an OA report. I use a stored procedure to calculate some data. When doing a for xxx in xxxx loop end loop; loop, I never knew it was Mao. I can't catch the no_data_found exception in for any more. Once this no_data_found Oracle occurs, it automatically jumps out of the for loop, but I don't know what went wrong, that was depressing for an hour. Shit. Later I remembered that pl/SQL tools could be debugged.Www.2cto.com, But I thin
Today, I am working on an OA report. I use a stored procedure to calculate some data. When doing a for XXX in xxxx loop end loop; loop, I never knew it was Mao. I cannot catch the no_data_found exception in for any more. Once this no_data_found occurs Oracle will automatically Jump Out Of The for loop, but I don't know where the error occurred. It was a depressing hour. Shit. Later I remembered that PL/SQL tools could be debugged.
Recently started to study Oracle database, the company's system is either Oracle or MySQL.As an IT worker, it's an incredible thing not to touch Oracle. It's too low to think about the past few years, or even the start of the IT industry, when you've only played SQL Server.So it's better to learn from now on.
Tags: Linux oracle System install Oracle 11g required installation package and related dependency package no softwareCat >>/tmp/rpm.txt Consolekit.x86_64Consolekit-libs.x86_64Consolekit-x11.x86_64Gconf2.x86_64Orbit2.x86_64Atk.x86_64audit-libs.i686Avahi-glib.x86_64Avahi-libs.x86_64Bc.x86_64Bind-libs.x86_64Bind-utils.x86_64Cairo.x86_64Cloog-ppl.x86_64Compat-db42.x8
Differences between Oracle SYS and system users, sysdba and sysoper system permissions, and sysdba and DBA roles) Differences between sys and system users1) The most important difference is that the importance of stored data is different.Base tables and views of all ORACL
Oracle database used today, but found the password previously set, forget, how to input is not correct, so from the Internet to find a bit of information, solve, and then organize to share to everyone.First, the problems encountered:1. Forget the login password for users other than SYS and system users.2., forget the SYS user, or the password of the system user.3
I used ms SQL all the time. Recently, due to project requirements, I had to install oracle. Compared with ms SQL, Oracle is too difficult to use. Of course, it only refers to the new user experience, O (partition _ partition) o .... The next step is to connect to the oralce database in. net, but the following error occurs during the connection. I have not been able to solve the problem after looking for a l
Oracle forgot the sys/system/scott user password. How can I reset the oracle password ?, Scottoracle I used the oracle database today, but I found that I forgot my previous password. I did not enter the correct password. So I found some information on the Internet, fixed the problem, and shared it with you. I. Problem
positioning ideas Check the configuration of Oracle memory control parameters. SQL> show parameter memory NAME TYPE VALUE ------------------------------------ ----------- ------------------------------ hi_shared_memory_address integer 0 memory_max_target big integer 1000M memory_target big integer 1000M shared_memory_address integer 0 As shown above, the Oracle database memory configuration value is too sm
Brief introductionBefore also installed under Linux Oralce, can be a daze each time, because the brain blank, online casually see a document on the direct copy, finally made a mess, although installed, but the chaos is very, in recent days because of resignation, handover time and install Oracle, found that the old encountered errors, Cause can not be loaded, through this time I have a good study of the next Oracl
Used to schedule and manage job queues, which enable Oracle databases to perform specific tasks on a regular basis by using jobs.First, the knowledge points involved in Dbms_job1. Create Job:Variable jobno number;Dbms_job.submit (: Jobno,--job No.' Your_procedure; ',—-execution of stored procedures, '; ' Cannot omitnext_date,--Next Execution time' Interval '--each time interval, interval in days);– The system
After installing Oracle yesterday (Version: 9.0.1.1.1 ), ProgramAfter the deployment, this problem occurs. My system is Windows2003. I searched the internet and found that all the machines with this problem installed oracle in the NTFS partition, while my oracle was installed in the FAT32 partition, therefore, the met
If the client has been installed, this problem occurs again, that is, the permission problem. Google attaches it========================================================== ==========================================================Recently, I am working on ASP. NET projects. The database used is Oracle9i. An error occurred while connecting to the database. The following information is displayed: System. Data. oracleclient requires
I doctor became too big to forget the Oracle SYS user and system user password, and after several attempts to log on to system, the system is locked.After some attempt, finally solved. The process is as follows:First, rebuild the sys password file. The Reconstruction method is:1. Open cmd Command window;2, execute orap
This is because the database is backed up by rman at every day, resulting in frequent I/O reads of the database, resulting in a large amount of CPU waiting. IO, excessive CPU wait, resulting in load comparison of the entire server This is because the database is backed up by rman at every day, resulting in frequent I/O reads of the database, resulting in a large amount of CPU waiting. IO, excessive CPU wait, resulting in load comparison of the entire server Environment: Database: 64-bit
The following three statements are used to refresh the Oracle cache. Here is a summary. 1)Alter system flush global context Note: For multi-tier architectures such as application servers and data block servers that communicate through the connection pool, the information about the connection pool is kept in SGA. This statement clears the connection information. 2)Alter
Oracle user. Connect the database to the sysdba user. % Sqlplus/nologSql> Conn/as sysdba;Connected. Increase the "reserved pool" ratio of the Shared pool . Sql> alter system set "_shared_pool_reserved_pct" =10 scope=spfile; Reduce the minimum request size for "Reserved Pool". Sql> alter system set "_shared_pool_reserved_m
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