-- 2. READ COMMITTED - here we don't have dirty reads, but do have unrepeatable or inconsistent reads. -- 3. REPEATABLE READ - this is the DEFAULT isolation level in mysql, which solves most of the ...

Distributed transactions are one of the more powerful and important functions within SQL Server. A distributed transaction is just like any other transaction within the SQL Server database, with a ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

Master SQL from basics to advanced topics with this structured roadmap, covering queries, joins, subqueries, indexing, transactions, and performance tuning. 🎯 Stay on Track with Visual Progress ...

The next version of Microsoft’s relational database management system (RDMS) promises to bring immense performance gains to online transactional processing systems. SQL Server 2014 will come with a ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...