Even though our industry has been working with this stuff for 20 years or more, there are not many people who can explain off-the-cuff the difference between, say, read committed and repeatable read. This is a problem, because if you don't know what guarantees you can expect from your ...
What are the differences between the transaction isolation levels in databases? This is a suite of test cases which differentiate isolation levels. - Catorpilor/hermitage