I have this java program that reads a CSV file and updates a table (performing deletes and inserts) in batches using java.sql.PreparedStatement.addBatch and java.sql.PreparedStatement.executeBatch. I ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

This article discusses the “DROP IF EXISTS” statement available in SQL Server 2016 and later versions. “IF EXITS” is the latest optional clause added in the existing DROP statement in SQL Server 2016 ...

Warframe is a massive game that combines an instance-based dungeon shooter with an open-world MMO in a way that feels natural if a bit convoluted. With how much there is to do in the game, players ...

Test-driven software must often drop, create and populate database tables with records before it runs a suite of unit tests. For this reason, the ability to have JPA frameworks -- such as EclipseLink ...

How to enable phpMyadmin configuration storage to gain more options and security Your email has been sent Jack Wallen walks you through the process of enabling configuration storage for phpMyAdmin to ...