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|
USE plato;
pragma yt.JoinEnableStarJoin="true";
insert into @x
select Just('xxx') as id
order by id;
insert into @y
select Just('yyy') as id
order by id;
insert into @a
select Just('aaa') as id
order by id;
commit;
$xy_leftonly = (
SELECT
x.id AS id
FROM
@x AS x
LEFT ONLY JOIN @y AS y
ON x.id == y.id
);
SELECT
*
FROM
@a AS a
LEFT ONLY JOIN $xy_leftonly AS b
ON a.id == b.id;
|
