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SQL Challenges,

SQL Challenge: Tackling the Island Problem in Time Series Data

Jump into our SQL Challenge! Today, we’re exploring customer loyalty trends. Are you prepared to show off your SQL skills? About the quiz In this SQL pop quiz, we’re challenging you to demonstrate your understanding of islands in a time series data set. Whoever submits the correct and most performant query will be featured in …
Uli Bethke November 7, 2023
Flexter,

Deep dive on XML converters, XML conversion tools and XML conversion projects

Are you looking for an XML converter or XML conversion tool for enterprise use cases? Are you looking for advice and tips and tricks for an XML conversion project? If…
charlie October 4, 2023
Snowflake,

7 guardrails against common mistakes that inflate Snowflake credit usage 

Dodge costly pitfalls Snowflake implementation has pioneered dozens of innovations in the data platform space. The long list includes separation of compute and storage, physical workload separation, data sharing, data…
Uli Bethke September 13, 2023
FlowHigh,

Automatically detect bad SQL. Static and dynamic analysis of SQL code

Preventing Query Catastrophe with FlowHigh SQL Analyser Does the following sound familiar? As the wizard EsQuEl delved deep into the SQL code, he stumbled upon multiple instances where tables were…
Uli Bethke September 8, 2023
FlowHigh, FlowHigh,

From Code to Clarity: Visualizing SQL code for Documentation and Debugging

In this post we will show you how you can create a visual diagram of your SQL code. We will use the FlowHigh SQL visualiser to achieve this. FlowHigh is…
Uli Bethke May 29, 2023

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Oracle,

Tom Kyte in Dublin take aways

Today I had the pleasure to listen to Tom Kyte talk about: - Big Data and the Oracle perspective and tool set on it - Database stuff: Statistics - More…
Uli Bethke September 19, 2012
Oracle Data Integrator (ODI),

Copying and moving objects between projects in ODI

Get our e-books Discover the Oracle Data Integrator 11g Repository Data Model and Oracle Data Integrator Snippets and Recipes One of the really annoying things about ODI is that it…
Uli Bethke September 18, 2012
Oracle Data Integrator (ODI),

Get a list of all of your ODI objects including the path in your project or model

Get our e-books Discover the Oracle Data Integrator 11g Repository Data Model and Oracle Data Integrator Snippets and Recipes Below is a query that will retrieve all of the ODI…
Uli Bethke September 17, 2012
Oracle,

LISTAGG with CLOB? String aggregation exceeding 4000 characters with XMLAGG.

We all know that the Oracle LISTAGG function does not support the CLOB datatype. In my opinion this is a severe limitation of LISTAGG (and BTW also of PIVOT and…
Uli Bethke April 23, 2012
OBIEE,

OBIEE 11g Repository Documentation: Extracting metadata from the RPD

With OBIEE 11g there are two methods to extract metadata from the RPD. The first one uses the admintool.exe command to generate metadata. It was already around in OBIEE 10g.…
Uli Bethke March 8, 2012
Oracle Data Integrator (ODI),

Oracle Data Integrator 11.1.1.6 has been released

The features I am most looking forward to are: - Smart Import/Export feature. Hopefully this will allow import/export between projects in the same repository. - Global Knowledge Modules - Versioning…
Uli Bethke February 23, 2012