Optimizing Your Oracle Database: A Guide to Identifying Large Indexes with SQL
Keeping your Oracle Database running smoothly requires constant monitoring and optimization. Indexes, a crucial component for efficient data retrieval, can sometimes grow excessively, impacting performance. This blog post dives into a …
Read MoreUncovering Table Storage Usage in Oracle Database: A Guide with
dba_segments
For Oracle Database administrators (DBAs) and developers, managing storage efficiently is critical. Keeping track of table sizes helps identify potential space hogs and optimize resource allocation. This guide delves into a powerful SQL query …
Read MoreUnveiling the Mystery Oracle for Object Size Analysis
Unveiling the Mystery: Demystifying an Oracle SQL Code Snippet for Object Size Analysis
In the ever-evolving realm of database management, efficient resource utilization is paramount. Oracle, a widely recognized database management system, offers powerful tools to help optimize storage and performance. This blog post …
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 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 MoreMonitoring Temporary Tablespace Usage in Oracle Database
Jan 31, 2024 · 3 min read · oracle sql-queries database-administration tablespace segments dba_segments ·Lists the Contents of the Temporary Tablespace(s), Including Details About Each Temporary Object and Its Associated Session
Sample SQL Command
1set pages 999 lines 100 2col username format a15 3col mb format 999,999 4select su.username 5, ses.sid 6, ses.serial# 7, su.tablespace 8, …
Read MoreShow the ten largest oracle objects in the database using dba_segments
Pinpoint the segments occupying the most storage space within the database to optimize storage usage, address potential bottlenecks, and enhance performance.
SQL Code
1col owner format a15 2col segment_name format a30 3col segment_type format …
Read MoreShows the distribution of objects and data across all schemas using dba-segments & dba_objects
Gain insights into object distribution across database users and their corresponding storage usage for data management, capacity planning, and optimization.
Which schemas are taking up all of the space?
SQL Code
1set …
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