Lukas Eder

Lukas is a Java and SQL enthusiast developer. He created the Data Geekery GmbH. He is the creator of jOOQ, a comprehensive SQL library for Java, and he is blogging mostly about these three topics: Java, SQL and jOOQ.

Software Development
Lukas EderJanuary 20th, 2015
0 28
Infinite Loops. Or: Anything that Can Possibly Go Wrong, Does.
A wise man once said: Anything that can possibly go wrong, does – Murphy Some programmers are wise men, thus…
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Desktop Java
Lukas EderJanuary 12th, 2015
0 43
Transform Your SQL Data into Charts Using jOOQ and JavaFX
In the recent past, we’ve shown how Java 8 and functional programming will bring a new perspective to Java developers…
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Software Development
Lukas EderJanuary 7th, 2015
0 171
How to Emulate the MEDIAN() Aggregate Function Using Inverse Distribution Functions
Some databases are awesome enough to implement the MEDIAN() aggregate function. Remember that the MEDIAN() is sligthly different from (and…
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Software Development
Lukas EderJanuary 1st, 2015
0 32
The Awesome PostgreSQL 9.4 / SQL:2003 FILTER Clause for Aggregate Functions
Sometimes when aggregating data with SQL, we’d love to add some additional filters. For instance, consider the following world bank…
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Enterprise Java
Lukas EderJanuary 1st, 2015
0 53
Leaky Abstractions, or How to Bind Oracle DATE Correctly with Hibernate
We’ve recently published an article about how to bind the Oracle DATE type correctly in SQL / JDBC, and jOOQ.…
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Software Development
Lukas EderDecember 27th, 2014
0 13
Are You Binding Your Oracle DATEs Correctly? I Bet You Aren’t
Oracle database has its ways. In my SQL talks at conferences, I love to confuse people with the following Oracle…
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Software Development
Lukas EderDecember 24th, 2014
0 28
A True SQL Gem You Didn’t Know Yet: The EVERY() Aggregate Function
We’ve just added support for the EVERY() aggregate function (#1391) to jOOQ, and would like to take the opportunity of…
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Software Development
Lukas EderDecember 23rd, 2014
2 70
Don’t be “Clever”: The Double Curly Braces Anti Pattern
From time to time, I find someone using the double curly braces anti pattern (also called double brace initialisation) in…
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Software Development
Lukas EderDecember 18th, 2014
0 37
jOOQ Tuesdays: Yalim Gerger brings Git to Oracle
We’re excited to launch a new series on our blog: the jOOQ Tuesdays. In this series, we’ll publish an article…
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