/* syntax version 1 */ use plato; pragma yt.JoinMergeTablesLimit="10"; pragma yt.JoinMergeUnsortedFactor="0"; pragma yt.JoinAllowColumnRenames="true"; from Input1 as a left semi join Input2 as b on a.k1 = b.k2 and a.v1 = b.v2 select * order by u1