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Database and Data Warehouse Solutions

DB-Nemec zlog  - lazy blog (don’t expect very fresh stuff here)

6.3.2008

Oracle 11g new features (A.Nanda)

29.9.2007

Library Cache Internals – Julian Dyke

3.3.2007

SQL model clause

 

data mining, Zachman's architecture

19.2.2007

Using XSQL Servlet <xsql:include-xml> with XMLElement and XMLAgg

 

Materialized View Refresh - truncate / delete problem

refresh

 

Generating XML Schema , get the XML out of your database

28.7.2006

Mark Rittman on partition exchange loading using OWB (PEL)

5.4.2006

http://oraclesponge.blogspot.com/

5.4.2006

Data Integration Forum

5.4.2006

BPEL and Java on The Serveside

5.4.2006

Hibernate remote lazy loading

5.4.2006

Jonathan Lewis on Partitioned Tables and Partitioned View

11.3.2006

designing_applications_for_performance_and_scalability Oracle White Paper

Topics covered:

• Generally how applications can be designed to minimize overhead.

• How scalability of repeated execution of the same SQL statements can be achieved.

• How data can be batched to minimize network utilization.

• A number of the often-used application programming interfaces, and how these expose the performance and scalability features.

26.2.2006

Most popular Tech Sessions Oracle OpenWorld SF 2005

6.2.2006

"Are your statistics bad enough?". My presentation on UKOUG 2005

you must enter network to get through…

See the mirror version here

14.1.2006

Miracle A/S, Denmark White Paper

 Efficient use of bind variables, cursor_sharing and related cursor parameters

14.1.2006

Oracle White Paper Understanding Shared Pool Memory Structures

4.12.2005

DML Error Logging feature in Oracle 10gR2 http://www.rittman.net/archives/001388.html

23.11.2005

ODTUG papers

17.7.2005

Automatic tuning of MBRC

12.7.2005

Oracle 10g r2
Part 1-SQL and PL/SQL Features

http://www.oracle.com/technology/pub/articles/10gdba/nanda_10gr2dba_part1.html

Part 2-Manageability Features

http://www.oracle.com/technology/pub/articles/10gdba/nanda_10gr2dba_part2.html

14.6.2005

BPEL and Java on TheServerSide

28.5.2005

There could be a big difference between CBO mode FIRST_ROWS (uses heuristic approach) and FIRST_ROWS_n 
(strict cost based). See examples how FIRST_ROWS_n works

26.5.2005

How to analyze a "CTX indexes" - see discussion on oracle-l

8.3.2005

Snapshot compare with DBMS_RECTIFIER_DIFF.DIFFERENCES (google it)

 

generating rows from dual using CONNECT BY 

26.2.2005

find all roles and privs http://www.petefinnigan.com/find_all_privs.sql 

26.12.2004

OWB PARIS : EARLY REVIEW

11.12.2004

How to transform a table in a partitioned table without copy (2x space required). Arup Nanda presents split-split method
similar stuff is here or here

5.12.2004

Table function and model clause for generation of data
http://technology.amis.nl/blog/index.php?p=266 
http://www.rittman.net/archives/000923.html 

5.12.2004

OWB self service education
http://www.oracle.com/technology/products/warehouse/selfserv_edu/self_service_education.html 

5.12.2004

OLAP Catalog
http://www.rittman.net/archives/001145.html 

5.12.2004

Arup Nanda paper on partitioning
http://download.oracle.com/owsf_2003/36605_nanda.doc 

5.12.2004

Oracle Open world presentations for download 
Some downloads from Open World 2003

28.11.2004

Perform explain plan for statements without rights to execute those statements

26.10.2004

Wolfgang Breitling What is new in the Oracle 9i CBO 
init.ora parameter changed, changes to explain plan, new access paths, new cost model, 
system statistics, peeking bind variables, new columns in V$SQLAREA and V$SQL, join 
V$SQL_PLAN and V$SQL_PLAN_STATISTICS, dynamic sampling, view on V$SQL_PLAN 
to achieve PLAN_TABLE compatibility
References: Metalink notes: 62337.1 Optimizer Features Enabled, 149560.1 
System Statistics, 153761.1 Scaling the System to Improve the CBO Optimizer
A Look under the Hood of CBO: The 10053 Event and other papers 
Oracle9i Database Performance Tuning Guide and Reference

18.10.2004

Oracle Magazine 3/2004
Customer Data Hub
The Linux Administrator’s Wisdom Kit
Linux File Commands
JMX
Automatic Storage Management
Flash Back
DBMS_SQLTUNE
HTML DB

18.10.2004

How to find a string in a file in directory tree
find start_path -type f -name 'file_name' -exec grep -i search_string {} \; -print

18.10.2004

ETL and DW Gartner Magic Quadrat

18.10.2004

Oracle Magazine 4/2004
10g Wait Interface
BPEL
ENABLE ROW MOVEMENT

18.10.2004

Oracle Magazine 5/2004
Beta Books
Oracle Text (stemming, query log, SCORE(N))
XML DB
DBMS_MONITOR
BPEL
Moving Data (transportable TBS, data pump, TBS pulling)
In Memory Collection
how to grant on V$view

17.10.2004

Oracle Magazine 2/2004
OTN middleware
Data Pump
Compressing Data
Cleaning Up PL/SQL Practices
DOWNLOAD PL/SQL tools www.stevenfeuerstein.com/puter/gencentral.htm www.Swyg.com www.ounit.com 
SQL Profiling
Virtual Private Database

9.10.2004

Real Time Data Warehousing – dbazine.com paper by M.Rittman

9.10.2004

How Much Does an Update Cost? by J.Lewis

9.10.2004

Meta Data Business Rules & Semantics & Data Redundancy

8.8.2004

Comparing Informatica and OWB

28.7.2004

J.Morle Scaling Oracle 8i – free to download

23.7.2004

Freedom and order in PL/SQL – white paper on theme “should I receive an error if the data that are possible not needed for a query are wrong”.
See also to_number thread on oracle-l  
follow up one and two by C.Date respectively by D.Tow

01.07.2004

Oracle 10g –  case insensitive comparison
alter session set nls_comp=ansi;
alter session set nls_sort=binary_ci;

01.07.2004

Hint /*+ cardinality(t 10 ) */ and optimizer_dynamic_sampling on Ask Tom

27.6.2004

OTN: XSQL in JDeveloper

25.6.2004

Metadata model – a paper from Bill Inmon BI network

25.6.2004

Data Integration Pattern on TheServerSide (registration required)

25.6.2004

Jonathan Lewis on OTN: Understanding System Statitics

25.6.2004

MDA Books – see also OMG MDA Reading Room

19.6.2004

Release note on V$SQL_PLAN

19.6.2004

Jonathan Lewis comments on database independence: "works badly everywhere"

16.6.2004

Understanding System Statistics - Jonathan Lewis paper on new age of CBO

09.06.2004

To HINT or not to HINT – the discussion in oracle-L .... (see here)

09.06.2004

New latch paper on orapub

23.6.2003

MDA books

MDA Explained: The Model Driven Architecture--Practice and Promise
Model Driven Architecture: Applying MDA to Enterprise Computing

Mda Distilled: Principles of Model-Driven Architecture (ADDISON-WESLEY OBJECT TECHNOLOGY SERIES)

 

Select table history using VERSIONS in Oracle 10g – Arup Nanda, Oracle Doku

 

 

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