About Vlad Mihalcea

Vlad Mihalcea is a software architect passionate about software integration, high scalability and concurrency challenges.

List/Grid Author Archives Subscribe to the RSS feed of Vlad Mihalcea

software-development-2-logo

The hi/lo algorithm

Introduction In my previous post I talked about various database identifier strategies, you need to be aware of when designing the database model. We concluded that database sequences ...
software-development-2-logo

Database primary key flavors

Types of primary keys All database tables must have one primary key column. The primary key uniquely identifies a row within a table therefore it’s bound by the following constraints:UNIQUE NOT ...
jboss-hibernate-logo

A beginner’s guide to Hibernate Types

The basic mapping concepts When learning Hibernate many like to jump to parent-child associations without mastering the object relation mapping basics. It’s very important to understand ...
jboss-hibernate-logo

The minimal configuration for testing Hibernate

Introduction In my previous post I announced my intention of creating a personal Hibernate course. The first thing to start with is a minimal testing configuration. The examples are ...
java-interview-questions-answers

The data knowledge stack

Concurrency is not for the faint-hearted We all know concurrency programming is difficult to get it right. That’s why threading tasks are followed by extensive design and code reviewing ...
software-development-2-logo

The simple scalability equation

Queueing Theory The queueing theory allows us to predict queue lengths and waiting times, which is of paramount importance for capacity planning. For an architect this is a very handy ...
software-development-2-logo

Time to break free from the SQL-92 mindset

Are you stuck in the 90s? If you are only using the SQL-92 language reference, then you are overlooking so many great features like:window functions MERGE TRUNCATE INSTEAD OF triggersSome ...
postgresql-logo

How to import CSV data into PostgreSQL

Introduction Many database servers support CSV data transfers and this post will show one way you can import CSV files to PostgreSQL. SQL aggregation rocks! My previous post demonstrated ...
software-development-2-logo

Professional connection pool sizing

Introduction I previously wrote about the benefits of connection pooling and why monitoring it is of crucial importance. This post will demonstrate how Flexy Pool can assist you in ...
software-development-2-logo

Flexy Pool, reactive connection pooling

Introduction When I started working on enterprise projects we were using J2EE and the pooling data source was provided by the application server.Scaling up meant buying more powerful ...
Java Code Geeks and all content copyright © 2010-2014, Exelixis Media Ltd | Terms of Use | Privacy Policy | Contact
All trademarks and registered trademarks appearing on Java Code Geeks are the property of their respective owners.
Java is a trademark or registered trademark of Oracle Corporation in the United States and other countries.
Java Code Geeks is not connected to Oracle Corporation and is not sponsored by Oracle Corporation.
Do you want to know how to develop your skillset and become a ...
Java Rockstar?

Subscribe to our newsletter to start Rocking right now!

To get you started we give you two of our best selling eBooks for FREE!

Get ready to Rock!
You can download the complementary eBooks using the links below:
Close