echo
----
db0.Put(ctx, tk(1), sv(1)) // @0.000000001,0 <nil>
db0.Put(ctx, tk(2), sv(1)) // @0.000000001,0 <nil>
db0.Put(ctx, tk(3), sv(1)) // @0.000000001,0 <nil>
db0.Put(ctx, tk(4), sv(1)) // @0.000000001,0 <nil>
db0.AddSSTable(ctx, tk(1), tk(4), ... /* @s2 */)
// ^-- tk(1) -> sv(s2): /Table/100/"0000000000000001"/0.000000001,0 -> /BYTES/v2
// ^-- tk(2) -> sv(s2): /Table/100/"0000000000000002"/0.000000001,0 -> /<empty>
// ^-- [tk(3), tk(4)) -> sv(s2): /Table/100/"000000000000000{3"-4"} -> /<empty>
db0.Scan(ctx, tk(1), tk(5), 0) // @0.000000003,0 (/Table/100/"0000000000000001":v2, /Table/100/"0000000000000004":v1, <nil>)
/Table/100/"0000000000000001"/0.000000001,0 @ s1 v1
/Table/100/"0000000000000001"/0.000000002,0 @ s2 v2
/Table/100/"0000000000000002"/0.000000001,0 @ s1 v1
/Table/100/"0000000000000002"/0.000000002,0 @ s2 <nil>
/Table/100/"000000000000000{3"-4"}/0.000000002,0 @ s2 <nil>
/Table/100/"0000000000000003"/0.000000001,0 @ s1 v1
/Table/100/"0000000000000004"/0.000000001,0 @ s1 v1
