摘要:
如何优化ABAP性能 1、使用where语句 不推荐Select * from zflight.Check : zflight-airln = ‘LF’ and zflight-fligh = ‘BW222’.Endselect.推荐Select * from zflight where airln = ‘LF’ and f... 阅读全文
posted @ 2007-10-12 16:19 wiele 阅读(602) 评论(0) 推荐(0) 编辑
摘要:
如何优化ABAP性能 1、使用where语句 不推荐Select * from zflight.Check : zflight-airln = ‘LF’ and zflight-fligh = ‘BW222’.Endselect.推荐Select * from zflight where airln = ‘LF’ and f... 阅读全文
posted @ 2007-10-12 16:19 wiele 阅读(602) 评论(0) 推荐(0) 编辑 |
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