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Create table input (ordno varchar(20), partno varchar(40), orddate date) ; insert into input values ('BC132','13211','2022-04-01'), ('NM121','8901','2022-04-01'), ('JK121','90122','2022-04-01'), ('NM121','9021','2021-04-01'), ('KL123','634','2021-04-01'), ('OP121','453','2021-04-01'), ('KL121','6781','2021-04-01'), ('KL1234','93211','2022-04-05'), ('OQ121','431','2022-04-05'), ('HJ121','321','2022-04-05'), ('M213','221','2022-04-05'), ('B121','901','2022-04-05');
select DATE_FORMAT(orddate,'%b %d') as my_date, count(case when YEAR(orddate)='2022' then partno end) as currentyear, count(case when YEAR(orddate)='2021' then partno end) as last_year from input group by my_date;
my_date
currentyear
last_year
Apr 01
3
4
Apr 05
5
0