问题 Most of my company uses powercenter informatica for Extract-Transform-Load type data move jobs between databases. However project I am on has a big custom Perl job with some Java thrown in for good measure to move data and trigger some other updates. There is talk of rewriting the thing to use powercenter instead, what are people's experiences on such a project, does it make sense? Seems like you trade lot of flexibility in going to such a "off the shelf" solution, but do the ETL tools buy