摘要：
extract-transform-load (ETL)Everyone understands the three letters: You get the data out of its original source location (E), you do something to it (... 阅读全文
posted @ 2014-12-23 17:10
爱吃糖豆的猪
阅读(277)
评论(0)
推荐(0)
浙公网安备 33010602011771号