To view storage structure information, perform the following steps: Enter the URL for Enterprise Manager Database Express in your browser and log in as the SYSTEM user. Note: Starting with Oracle Database 19c, Oracle EM Express, the default management option for Oracle Database, is based on Java JET technology.

Nov 29, 2010 · I have a database named "My_Enterprise_Data". I need to find the size that it occupies on the disk. How do I find it out? Is the query, SELECT sum(bytes)/1024/1024 AS "Size in MB" FROM user_segments run against the My_Enterprise_Data correct?

To view space usage information. From the Database drop-down menu, click Storage. The Storage page displays. If the Oracle database is version 12c or later, the Storage page shows the used and allocated storage space for tablespaces in any pluggable database.

Jun 27, 2020 · Here are a useful set of SQL statements: # Complete Size of Database on a physical disk (unless you are using ASM). # Actual space used by complete DB, all schemas, specific user, objects and quota space. # Space occupied by dba_recyclebin for all DB and users. # Size of physical and temporary tablespace with calculated details.

May 19, 2017 · How can i get the information about all tables space in my database in below format. TABLESPACE_NAME | FILE_NAME | ALLOCATED_MB | FREE_MB | CAPACITY | Is there way to store daily size of all ta...

Apr 15, 2010 · Click on the Segments tab (and wait...) You will see the size of the table data and the indexes used. OK, that technically answered your question. But a better way is: Run the …

Get the estimated memory footprint of an existing database. ---- Get the SGA footprint of a database instance: SQL> SELECT sum (value)/1024/1024 "TOTAL SGA (MB)" FROM v$sga; ---- Get the current PGA consumption of a database instance: select sum (pga_max_mem)/1024/1024 "TOTAL MAX PGA (MB)" from v$process;

Aug 31, 2022 · MOS note 1274720.1 gives an upper limit for the size of the first full backup of a database. But as it notes, this depends on. NOTE: The information in this article is a rough estimate and will change since block compression, undo optimization, and other factors may change between backups.

You can use the Oracle Database XE graphical user interface to view a list of tablespaces in the database, view tablespace properties, and view datafile properties.

For very big databases where the size run into multiple TBs, below command will help you get a bird’s eye view on the database size, used space and free space.