Database ID for database P1D2ST changed to 2286680027. All previous backups and archived redo logs for this database are unusable. Database has been shutdown, open database with RESETLOGS option. Succesfully ch
Oracle Database - Enterprise Edition - Version 10.2.0.1 and later: How to change the DB_UNIQUE_NAME in a RAC database
While Oracle Database can combine B-trees (via a "bitmap conversion from rowids"), this is relatively expensive. In general to get the same performance as the three bitmaps, you need to place all three columns in a single index. This affects how reusable an index is, which we'll come...
Added in Oracle Database 18c,PTFs enable you to define the shape of a result set. So you canadd or remove columns from the input tablebased on the parameters you pass. The engine of a PTF is a package that has two core components: Thedescribefunction which sets the columns in the outp...
If your present archivelog mountpoint is FULL or for any other reason, you want to change the archivelog destination in the database, then follow the below steps. NOTE – > It can be done ,when the database up are running. No downtime required. ...
Here are the steps for preconfiguring a system for Oracle Database installation usingoracle-rdbms-server-11gR2-preinstall. Remember, the steps are the same when using theoracle-rdbms-server-12cR1-preinstallpackage; you simply need to change the name of the RPM package during the yum installatio...
This change improves application performance by keeping the memory structures warm, because any application that uses memory intensively will keep all memory structures in-place. For example, after a live migration, Oracle Database will have its System Global Area (SGA) and other memory structures ...
Now, the database is open and available for normal operations. INSTANCE_NAME STATUS--- ---orcl OPENCode language:SQL (Structured Query Language)(sql) In this tutorial, you have learned how to start a database instance using the OracleSTARTUPcommand....
Be Careful of _ORACLE_SCRIPT Conclusion Errors You Might Get When Connecting to Oracle Here are some of the errors you might get when trying to connect to an Oracle 12c or18c database. Invalid Common User or Role Name ORA-65096: invalid common user or role name ...
How to Configure the Oracle Database Access Using Veritas Volume Manager Use this procedure to configure the Oracle database using Veritas Volume Manager software. Note – You can run this procedure only in the global zone. Configure the disk devices for the VxVM software to use. ...