List/Grid Tag Archives: SQL

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A Better Query Language than SQL

Leland Richardson, Founder of Tech.Pro has recently published a very interesting article about BQL, his visions of a better query language (than SQL). The deciding feat of his new language ...
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Please, Run That Calculation in Your RDBMS

There’s one thing that you can do terribly wrong when working with RDBMS. And that thing is not running your calculations in the database, when you should. We’re not advocating ...
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Java 8 Friday Goodies: SQL ResultSet Streams

At Data Geekery, we love Java. And as we’re really into jOOQ’s fluent API and query DSL, we’re absolutely thrilled about what Java 8 will bring to our ecosystem. We have blogged ...
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JOOQ Facts: SQL functions made easy

The JDBC API has always  been cumbersome and error-prone and I’ve never been too fond of using it. The first major improvement was brought by the Spring JDBC framework which simply ...
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Java 8 Friday Goodies: Lambdas and SQL

At Data Geekery, we love Java. And as we’re really into jOOQ’s fluent API and query DSL, we’re absolutely thrilled about what Java 8 will bring to our ecosystem. We have blogged ...
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You’re Very Likely to Have Gotten SQL Date Time Arithmetic Wrong!

You’re very likely to have gotten SQL date time arithmetic wrong. And why is that? Google it! You’ll quickly find blog posts like these:Date / Time Arithmetic with Oracle 9 / ...
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Hibernate Facts: How to “assert” the SQL statement count

Introduction Hibernate simplifies CRUD operations, especially when dealing with entity graphs. But any abstraction has its price and Hibernate is no different. I’ve already talked ...
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The SQL Language’s Most Missing Feature

SQL is also awesome in many ways. We can write out the most complex truths and facts and have the database tell us the answer in no time. But the SQL language is arguably the most ...
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Lesser-Known SQL Features: DEFAULT VALUES

A lesser-known SQL feature is the DEFAULT keyword, which can be used in INSERT and UPDATE statements. Consider the following table, created using standard SQL syntax:                   CREATE ...
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Counting Distinct Records in SQL

The SQL language and its depths… Some of you readers might be aware of MySQL’s capability of counting distinct records through the COUNT() aggregate function. The MySQL documentation ...
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