Creating a Temporary Tablespace in Oracle Database
This guide explains an Oracle Database SQL code snippet for creating a temporary tablespace named
temp
, its purpose, key points, and insights.Sample SQL Command
1create temporary tablespace temp 2tempfile '<file_name>' size 500M 3/
Create a Temporary …
Read MoreHow to Query User Quotas in Oracle Database
The code below retrieves and displays information about user quotas on all tablespaces excluding the temporary tablespace (
TEMP
) on a Oracle database.Sample SQL Command
1col quota format a10 2select username 3tablespace_name 4decode(max_bytes, -1, 'unlimited', …
Read MoreUnderstanding Tablespace Usage in Oracle Database
Feb 13, 2024 · 4 min read · database administration monitoring optimization tablespace usage oracle dba_data_files dba_temp_files ·Description of Oracle Database SQL code for Tablespace Usage
This code provides a comprehensive overview of tablespace usage in your Oracle database. Here's a breakdown of its purpose, components, and key points:
Sample SQL Command
1set pages 999 2col tablespace_name format a40 3col "size MB" format …
Read MoreExploring Datafiles within Oracle Tablespaces
Feb 12, 2024 · 2 min read · database-administration performance-monitoring data-management tablespace datafiles dba_data_files optimization usage oracle dba_temp_files ·Description of Oracle Database SQL code for Showing Tablespace Files
This code displays information about the datafiles composing a specific tablespace in your Oracle database. Here's a breakdown of its purpose, components, and key points:
Show thea data files that comprise a tablespace
Sample SQL Command
1col …
Read MoreIdentifying Tablespaces Needing More Space in Oracle Database
Feb 6, 2024 · 3 min read · database administration resource optimization performance monitoring data management tablespace datafiles dba_data_files dba_tablespaces ·Description of Oracle Database SQL code for Identifying Tablespaces Needing Space
This code helps identify tablespaces requiring additional space to maintain an 80% utilization threshold in your Oracle database. Below is a breakdown of its purpose, components, and key points:
Sample SQL Command
1set pages 999 lines …
Read MoreListing Objects in an Oracle Tablespace
Feb 5, 2024 · 3 min read · Oracle Database Administration SQL Tutorial database administration resource optimization performance monitoring data management tablespace dba_segments ·SQL lists all objects within a specific tablespace in an Oracle database
A detailed explanation of Oracle Database SQL code used to list objects within a tablespace, including purpose, breakdown, key points, and insights.
Sample SQL Command
1set pages 999 2col owner format a15 3col segment_name format a40 4col …
Read MoreIdentifying User Tablespaces and Space Usage in Oracle
Feb 4, 2024 · 3 min read · database administration resource optimization performance monitoring data management tablespace dba_extents user space user ·Query to Display All Tablespaces Used by A Specified User and The Total Space Occupied (rounded to MB)
Sample SQL Command
1select tablespace_name 2, ceil(sum(bytes) / 1024 / 1024) "MB" 3from dba_extents 4where owner like '&user_id' 5group by tablespace_name 6order by tablespace_name 7/ …
Read MoreAlters The Default Temporary Tablespace for the Entire Database to "temp"
Sample SQL Command
1alter database default temporary tablespace temp 2/
Purpose:
- To specify the preferred location where temporary data should be stored for all user sessions within the database. This provides centralized management …
Read MoreIdentifying Segments Nearing Maximum Extents in Oracle Database
Identify Oracle Database Segments Nearing Their Maximum Extent Limit
This guide explains an Oracle Database SQL code snippet that identifies segments approaching their maximum extent limit, its purpose, key points, and insights
Sample SQL Command
1col segment_name format a40 2select owner 3, segment_type 4, …
Read MoreAdjusting Segment Growth with MAXEXTENTS in Oracle Database
Alters The MAXEXTENTS Parameter For A Specific Database Segment
Sample SQL Command
1alter <segment_type> <segment_name> storage(maxextents 150); 2/
Purpose:
- To define the maximum number of extents the segment can occupy, controlling its potential growth and space allocation behavior.
Breakdown:
alter …
Read More