ThatJeffSmith

Tag: explain

Getting Your Execution Plan, The Hard Way

Most Oracle IDEs (integrated development environments) these days make it really easy to get your SQL statement’s Execution Plan. Of course you have your theoretical plan, and then the actual plan that the database engine employs. You look in different places for those plans, but the tool generally makes that process invisible to the user. [...]

Who Owns Performance in the Database?

Many moons ago, this was a pretty straightforward question. It also had a very easy answer, the DBA owned performance. By that I mean if the database or it’s applications did not perform as expected, it was the DBA who would step in and fix it. Several years ago this began to change. More and [...]