要把按日统计的PV和IP数据合并到一张表中,下列代码正确的是()。
(A)SELECT ip.time_local_date,ip.quantity ipquantity,pv.quantity pvquantity From log_ip ip JOIN log_pv pv ON ip.time_local_date=pv.time_local_date;
(B)SELECT ip.time_local_date,ip.quantity ipquantity,pv.quantity pvquantity From log_ip ip,log_pv pv ON ip.time_local_date=pv.time_local_date;
(C)SELECT ip.time_local_date,ip.quantity ipquantity,pv.quantity pvquantity From log_ip ip JOIN log_pv pv where ip.time_local_date=pv.time_local_date;
(D)SELECT ip.time_local_date,ip.quantity ipquantity,pv.quantity pvquantity From log_ip ip JOIN log_pv pv
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