如果是微软的数据库(如access,sql server)则dao最快
解决方案 »
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terms of performance, reliability, scalability, and compatibility. DAO is
no longer being developed by Microsoft so there will be no new updates or
features added to it. ADO is the future of data access so you will be much
better off learning and using ADO. If you do a search for "ado dao
performance" (without the quotes) in the MSDN library you will find a
number of articles detailing the differences.Kevin Williamson - Microsoft Visual Basic Developer Support
"
As for some benching, read this thread (note, it was done in 1998)http://groups.google.com/groups?hl=en&threadm=u3I%24EMhl9GA.262%40uppssnewspub04.moswest.msn.net&rnum=1&prev=/groups%3Fq%3Dperformance%2Bado%2Bdao%26hl%3Den%26rnum%3D1%26selm%3Du3I%2524EMhl9GA.262%2540uppssnewspub04.moswest.msn.netADO 1.5 vs DAO 3.5#Loops ADO DAO
1 405 236 ms
10 4,037 2,545 ms
100 40,182 24,915 ms
VC速度一般吧……当然还要看数据库。