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create table user_stats (
user_id int,
param varchar(64),
value int
);
insert into user_stats values (123, 'Won', 156), (123, 'Lose', 135);
select
user_id,
sum(case when param = 'Won' then value else 0 end) 'Won',
sum(case when param = 'Lose' then value else 0 end) 'Lose'
from user_stats
where param in ('Won', 'Lose')
group by user_id;
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