Oracle

can be connected directly via SECURECRT or TelnetStart listening command: Lsnrctl startAfter successful boot: Sqlplus/nolog enterConn/as SYSDBA EnterStartup returnSELECT * from User_tables; EnterResults, OK start monitoring and service

First, the experiment shows:Operating system: Rhel 5.4 x86Database: Oracle 11g R2Second, the operation steps:2.1, first create a table T_btree, and create a B-tree index, the index key is object_name:Sql> CREATE TABLE T_btree as SELECT * from

Temporary tablespace files, log files, and password files are non-critical files because they are missing and do not affect the integrity of the entire database.However, when these files are lost we need to retrieve these files quickly. Next I will

Nohup./command.sh > Output 2>&1 &　　SQL Migration to Oracle instanceIn daily operations, we often have different types of migrations of databases, much of which is migrating from SQL Server to Oracle, with a similar project in the previous phase, and

The cause of triggering this error and related factorsis due to the default profile setting "Password_life_time=180 days" in oracle11g, which is in Oracle 11gThere is a password expiration issue.Second, the error phenomenon:ORA-28000 errors are

When the data volume is small, the subquery can be used to do two table association operations, but the sub-query efficiency is too low when the data volume is large (because it is a single pair)Like what:Update Person1 p1 set p1.p_name= (select

The execution plan of SQL actually represents the specific execution steps of the target SQL within the Oracle database, and as a tuning, only know if the execution plan chosen by the optimizer is the best execution plan in the current situation,

We know that you need to know four parameters to connect to a database:1. Login Username: User;2. Login Password: password;3. The server address (SERVER_IP) and Port (Server_port) that holds the database;4. Database name (db_name);If we want to

Original: IS2009 making Oracle Silent installation package (a) Thank you, Mr. Blank. LicensingPrevious: MyEclipse in the elimination frame caused by "The file XXX can not found." Check the location and try again. " The errorThis article by the

1:oracle SQL Developer 4.0.2 download Link:Http://www.oracle.com/technetwork/developer-tools/sql-developer/downloads/index.html2: The downloaded file is sqldeveloper-4.0.2.15.21-1.noarch.rpm, RPM installation package cannot be installed directly on

Oracle Instant Client is a lightweight database client released by Oracle, let's look at the official definition:Instant client allows you to run your applications without installing the standard Oracle client or have an oracle_home. OCI, OCCI,

Today, I heard colleagues talk about the Oracle password expiration, only to remember that the Oracle 11g Default user password is valid for 180 days, Oracle 10g Default User password is life. Oracle 11g user Password expiration prompts for an error

The Oracle temporary tablespace is used primarily for querying and storing some buffer data. The primary reason for the temporary table space consumption is the need to sort the intermediate results of the query.Restarting the database frees up the

empty string with nullFirst there is the following codeSELECT *From Pdc_datadomain DDINNERJOIN pdc_dd_table DDTOn DD. Datadomainid = DDT. Datadomainidand DD. Applicationdbid = ' 3e7c6764d73f4c7786c99e5b72eb6912 ' AND DDT. TableName <> ' # ' and

This error often occurs with Oracle data after an illegal shutdown:Exp-00056:oracle Error 1033 appearsOra-01033:oracle initialization or shutdown in progressUser:Password:This is clearly not a way to start the database, but the database service can

reprinted from: Rainwater: http://blog.csdn.net/gobitan/article/details/24367439installing Oracle JDK under Ubuntu LinuxDennis Hu 2014-4-22Description:Because many systems do not support the use of OPENJDK, it is necessary to install Oracle JDK

4. Create oracle username tablespaces, tables, insert data, and user management tables in windows and Linux Log on to the super administrator and run the following command: Create databases, tablespaces, users, and insert data in

Impdp import Materialized View (mv) error: ORA-31685: ObjecttypeMATERIALIZED_VIEW This article is the original article, reprint please indicate the source: http://blog.csdn.net/msdnchina/article/details/38782657 Impdp import Materialized View (mv)

[Oracle] adds a new node to RAC Add nodes to RAC: Environment: OS: OEL5.6 RAC: 10.2.0.1.0 The original rac1 and rac2 nodes need to be added now: Procedure: Modify the/etc/hosts file on the three Nodes 192.168.90.2 rac1 192.168.90.5 rac2 192.168.90.6

Oracle Development Series (1) maddening null values and null values (no results) Recently, I encountered some problems when I was doing development and writing operations. I found the cause for a long time and did not know it before. In this case,