# Golden test output of GoldenSbeStageBuilderTest/TestMergeSort
[5] unique_roaring s18 
[5] smerge [s18, s19, s20] [asc] [
    [s2] [s9, s7, s2] [2] fetch s1 = seek, s8 = result, s9 = recordId, s5 = inSnapshotId, s3 = inIndexIdent, s4 = inIndexKey, s6 = inIndexKeyPattern [] @"UUID" 
    [1] project [s7 = newObj("a", s2)] 
    [1] ixseek seekKeyLow = KS(2B0201) seekKeyHigh = KS(2B04FE) [s4 = indexKey, s1 = recordId, s5 = snapshotId, s3 = indexIdent] [s2 = 0] @"UUID" @"a_1" forward , 
    [s11] [s17, s15, s11] [4] fetch s10 = seek, s16 = result, s17 = recordId, s14 = inSnapshotId, s12 = inIndexIdent, s13 = inIndexKey, s6 = inIndexKeyPattern [] @"UUID" 
    [3] project [s15 = newObj("a", s11)] 
    [3] ixseek seekKeyLow = KS(2B0401) seekKeyHigh = KS(2B06FE) [s13 = indexKey, s10 = recordId, s14 = snapshotId, s12 = indexIdent] [s11 = 0] @"UUID" @"a_1" forward 
] 
