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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 Data Integrator (ODI),

Nesting ODI Substitution Methods. Part II.

Get our e-books Discover the Oracle Data Integrator 11g Repository Data Model and Oracle Data Integrator Snippets and Recipes Today we look at how we can escape quotes when nesting…
Uli Bethke June 24, 2010
Oracle Data Integrator (ODI),

Calling custom Java classes and JAR files in ODI via Jython or Java BeanShell

Get our e-books Discover the Oracle Data Integrator 11g Repository Data Model and Oracle Data Integrator Snippets and Recipes First we create a simple Java class that creates and writes…
Uli Bethke June 9, 2010
Oracle,

Craig Stewart's Oracle Data Integrator (ODI) video tutorials

Get our e-books Discover the Oracle Data Integrator 11g Repository Data Model and Oracle Data Integrator Snippets and Recipes Craig Stewart has put together a superb set of ODI video…
Uli Bethke June 5, 2010
Data Warehouse,

BigQuery: Data Warehousing with Google?

Google has added two new products to their Labs. The first one is BiqQuery, which according to Google allows users to query trillions of records in an SQL dialect via…
Uli Bethke May 23, 2010
analytic functions,

ODI and analytic functions (again???)

Get our e-books Discover the Oracle Data Integrator 11g Repository Data Model and Oracle Data Integrator Snippets and Recipes My friend and colleague Maciej Kocon has come up with the…
Uli Bethke May 20, 2010
MS SQL,

ODI and Integrated Security/Authentication with Microsoft SQL Server

Get our e-books Discover the Oracle Data Integrator 11g Repository Data Model and Oracle Data Integrator Snippets and RecipesSetting up integrated security with the SQL Server JDBC driver can be…
Uli Bethke May 4, 2010