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Blogs about: Tablespace Management

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Why A Segment Really Has To Be At Least 2 Blocks In Size17 comments

Richard Foote wrote 4 months ago: I just couldn’t resist this one … In the latest Don Burleson news piece dated July 17, 2 … more →

Tags: humour, Extent Management

Indexes In Their Own Tablespace: Recoverability Advantages (Get Back)5 comments

Richard Foote wrote 1 year ago: Thought I might share some thoughts regarding recoverability issues with regard to having indexes se … more →

Tags: Oracle General, Oracle Indexes, Oracle Myths, Oracle Opinion, Backup and Recovery

Indexes In Their Own Tablespace: Availabilty Advantages (Is There Anybody Out There?)17 comments

Richard Foote wrote 1 year ago: I’ve already discussed here some reasons why performance is not particularly improved by simpl … more →

Tags: Backup and Recovery, Oracle General, Oracle Indexes, Oracle Myths, Oracle Opinion

Separate Indexes From Tables, Some Thoughts Part 1.5 (Think For Yourself)5 comments

Richard Foote wrote 1 year ago: Based on the discussions on whether there’s any performance benefit in storing indexes separat … more →

Tags: Oracle General, Oracle Indexes, Oracle Myths

Separate Indexes From Tables, Some Thoughts Part II (There There)9 comments

Richard Foote wrote 1 year ago: In Part I, I discussed how separating indexes from tables won’t likely improve performance as: … more →

Tags: Oracle General, Oracle Indexes, Oracle Myths, Oracle Opinion

Separate Indexes From Tables, Some Thoughts Part I (Everything In Its Right Place)17 comments

Richard Foote wrote 1 year ago: Although by no means as common as it once was, there’s still some who believe separating index … more →

Tags: Oracle General, Oracle Indexes, Oracle Myths, Oracle Opinion

Larger Block Index Tablespace and Small Index Scans - Performance Improvement ? (Let Down)10 comments

Richard Foote wrote 1 year ago: Thought it might be worth looking at the impact on the performance of Unique and small index range s … more →

Tags: Oracle General, Oracle Indexes, Oracle Myths, Performance Tuning, Index Block Size

Store Indexes In A Larger Block Tablespace: Height Reduction 1/2 Myth (Five Foot One) 14 comments

Richard Foote wrote 1 year ago: A common misconception with using a larger block tablespace specifically for indexes is that this wi … more →

Tags: Oracle General, Oracle Indexes, Oracle Myths, Index Height, Index Block Size, Index Internals

Store Indexes In A Larger Block Tablespace: The Multiblock Read Myth Part II (The Fly)67 comments

Richard Foote wrote 1 year ago: Thought I might begin by mentioning a lovely little story by Billy Verreynne in this OTN Forum Threa … more →

Tags: Index Block Size, Index statistics, Oracle Cost Based Optimizer, Oracle General, Oracle Indexes, Oracle Myths, Performance Tuning

Store Indexes In A Larger Block Tablespace: The Multiblock Read Myth (Karma Police)6 comments

Richard Foote wrote 1 year ago: One of the great myths surrounding the use of differing block sizes is that storing indexes in large … more →

Tags: Index Block Size, Index statistics, Oracle Cost Based Optimizer, Oracle General, Oracle Indexes, Oracle Myths, Performance Tuning

Store Indexes In a Larger Block Tablespace: Some Thoughts (Big Brother)17 comments

Richard Foote wrote 1 year ago: A suggestion that seems to pop up on a routine basis on various forums and discussion boards is that … more →

Tags: Index Block Size, Oracle Cost Based Optimizer, Oracle General, Oracle Indexes, Oracle Myths, Performance Tuning, Richard's Musings


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