摘要:
IW:ISO标准周WW:oracle标准周举例:Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--SELECTto_char(to_date('20051203','yyyymmdd'),'WW')"WW03",to_char(to_date('20051203','yyyymmdd'),'IW')"IW03",to_char(to_date('20051204','yyyymmdd'),'WW')"WW04",to_char(to_date('20 阅读全文