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DROP TABLE IF EXISTS rewards
create table rewards(
club_id int,
member_id int,
rewards varchar(20));
insert into rewards
values(100,110, null),(100,111,'AA:BB'),(102,115,'CC:AA:DD'),
(102,116,'BB:CC'),(102,117,'PP:BB'),(103,155,null),
(103,116,'PP:AA:BB:CC'),(102,110,'CC:BB')
select * from rewards
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WIPRO SQL DATA ANALYST INTERVIEW QUESTION | Rewards data
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