How to find database growth on a Monthly wise

Today we are going to have look at the Database growth. With the help of the given query. DBA can find the monthly growth of there database. Sometimes little information is too much useful.      


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High Water Mark USAGE

Before start this article we must know about “HWM” . After did lots of R&D i found the technical definition Explanation in Detail: ( . The high water mark (HWM) for an Oracle table is a construct that shows the table at its greatest size.  Just as a lake has a high-water mark after a draught, an Oracle […]

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Check os processid of your session from sql prompt.

To check os processid of oracle session , we can check v$process view. SPID column of v$process view shows os processid. We can use following query to check processid, status for specific user.

I have connected through sys user :

Now checking processid using above script.

check this processid 14399 from os […]

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Find corrupted objects in Oracle using sql query

Find corrupted objects in Oracle using sql query : When you find block corruption in your database use validate database or validate check logical database command of RMAN, it will populate v$database_block_corruption view with corrupted blocks. Then you can check corrupted segments , its partition name and more details using following script.


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check os process id of your session from sql prompt.

 Check os process id of your session from sql prompt.

My session


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Export backup with date and time

Data Pump Export (hereinafter referred to as Export for ease of reading) is a utility for unloading data and metadata into a set of operating system files called a dump file set. The dump file set can be imported only by the Data Pump Import utility. The dump file set can be imported on the […]

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Unified Audit Trail In Oracle 12c

This post is about Unified Audit Trail In Oracle 12c . Few starting lines give the overview of ” Unified Audit Trail ” .   With Oracle 12c, unified auditing has been introduced. It consolidates all audit trails into a single audit trail table. It will capture audit records from below sources. SYS audit records ( which was […]

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How to check hidden parameter in Oracle

Check hidden parameter in Oracle

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