for the time being, i'm using a Pivottable and using a COUNTA function to count unique distinct value. Not automated but it's near-instantaneous to get the number :) nonetheless, thanks for the solution above! Reply Oscar says: davidlim, thanks! The vba code provided here: https://la...
1、利用DISTINCT统计不重复的记录 如:SELECT COUNT( DISTINCT id ) FROM tablename;//计算talbebname表中id不同的记录有多少条 2、返回记录不同的id的具体值 SELECT DISTINCT id FROM tablename; 注意:2的这种查发只能用在一个字段上,如果是SELECT DISTINCT id,name FROM tablename;查询出来的结果返回的是 id...
CountDistinctSlices Complexity: expected worst-case time complexity isO(N) expected worst-case space complexity isO(M) Execution: Using the caterpillar method I expand the caterpillar to the right as long as a duplicate element is found. The right side has to retract as long as this duplicate ...