sql查询字段的首字符，重复字符只显示一个select distinct substr(mm.name,0,1) as fnamefrom t_mobile_mod
sql查询字段的首字符，重复字符只显示一个
select distinct substr(mm.name,0,1) as fname from t_mobile_model mm where mm.bid = 1 order by fname
sql查询字段的首字符，重复字符只显示一个
select distinct substr(mm.name,0,1) as fname from t_mobile_model mm where mm.bid = 1 order by fname