An Ounce of Prevention?
When such staggering cost results from such a small error, the natural response is to say, âThis must never happen again.â But how can it be prevented? Would a code review have caught this bug? Only if one of the reviewers knew the internals of Oracleâs JDBC driver or the review team spent hours on each method. Would more testing have prevented this bug? Perhaps. Once the problem was identified, the team performed a test in the stress test environment that did demonstrate the same error. The regular test profile didnât exercise this method enough to show the bug. In other words, once you know where to look, itâs simple to make a test that finds it.
Ultimately, it is just fantasy to expect every single bug ...
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