问一句SQL的效率
select [a],[b],[c],[d],[e] from where [id]=1 or [id]=2 or [id]=3 or [id]=4 or [id]=5 or [id]=6 or [id]=7 or [id]=8 or [id]=9 or ............ [id]=200
这名SQL效率如何
[解决办法]
where [id]<200
[解决办法]
select [a],[b],[c],[d],[e] from where [id]<=200
[解决办法]