oracle統(tǒng)計語句?
oracle查詢語句:select 字段名 from 表名 (where 判斷條件);oracle的統(tǒng)計函數(shù)(count)
select count(字段名),字段1,字段2 from 表名 (where 判斷條件) group by 字段1,字段2;
oracle統(tǒng)計語句?
oracle查詢語句:select 字段名 from 表名 (where 判斷條件);oracle的統(tǒng)計函數(shù)(count)
select count(字段名),字段1,字段2 from 表名 (where 判斷條件) group by 字段1,字段2;