In Oracle, tablespaces are logical storage units containing various types of database objects like tables, indexes, and others. To check the details of tablespaces in an Oracle database, you can use SQL queries
For example, to start up a database instance in theNOMOUNTstage, you use the following command: STARTUP NOMOUNT;Code language:SQL (Structured Query Language)(sql) To bring the database to the next stage, you use theALTER DATABASEstatement. For example, this statement brings the database fro...
dba_cons_columns: provides information about the column of all constraints in the database and requires DBA privileges. We can use the view according to the access we have to the Oracle database. Now I am going to explain how to check all constraints on a table in Oracle using the exampl...
How to simplify the installation of Oracle Database 12c or 11g on Oracle Linux 6 by installing the oracle-rdbms-server-12cR1-preinstall or oracle-rdbms-server-11gR2-preinstall RPM package, which automatically performs a number of tasks, such as installing required software packages, resolving ...
How to Best Configure, Size, and Monitor the Oracle Database Fast Recovery Area Presented by: Andy Colvin Principal Consultant, Enkitec October 6, 2011 1 About Me/Enkitec y Who am I? y Principal Consultant at Enkitec y Worked with Oracle dating back to version 7 y What is Enkitec? y ...
You can check index on a table in Oracle using DBA_INDEXES view and using dba_segments you can check size of index in Oracle. To find index on a table and
Below are the important query to check table size of partition and non partitioned tables in Oracle database. You can easily get the table size from
1. Create a new undo tablespace of the same size (larger or smaller) depending on your database requirements. SQL> create undo tablespace UNDOTBS2 datafile 'D:\ORACLE\PRODUCT\11.2.0\ORADATA\ORCL\UNDOTBS02.DBF' size 5000M; 2. Switch to the new Undo tablespace: ...
Check Include null values? CheckSo you may be wondering:Why are B-trees the default instead of bitmaps?Well, bitmap indexes come with a massive drawback:Killing write concurrency.They're one of the few situations in Oracle Database where an insert in one session can block an insert in ...
Database as a Service (DBaaS) is emerging as a popular solution for this cloud migration. In 2022, an EDB survey found that 50% of participants planned to use a DBaaS for their Postgres cloud migration; 39% were looking into containers and Kubernetes, and 11% aimed to migrat...