github.com/cockroachdb/pebble@v1.1.2/internal/manifest/testdata/level_iterator (about) 1 define 2 [ ] 3 ---- 4 5 iter 6 first 7 last 8 seek-lt a 9 seek-lt z 10 seek-ge a 11 seek-ge z 12 ---- 13 . 14 . 15 . 16 . 17 . 18 . 19 20 define 21 [ a.SET.1-b.SET.2 ] 22 ---- 23 24 iter 25 last 26 ---- 27 000001:[a#1,1-b#2,1] 28 29 iter 30 first 31 next 32 prev 33 prev 34 ---- 35 000001:[a#1,1-b#2,1] 36 . 37 000001:[a#1,1-b#2,1] 38 . 39 40 iter 41 seek-ge a 42 seek-ge b 43 seek-ge c 44 ---- 45 000001:[a#1,1-b#2,1] 46 000001:[a#1,1-b#2,1] 47 . 48 49 iter 50 seek-lt a 51 seek-lt b 52 seek-lt z 53 ---- 54 . 55 000001:[a#1,1-b#2,1] 56 000001:[a#1,1-b#2,1] 57 58 define 59 [ b.SET.1-c.SET.2 ] 60 ---- 61 62 iter 63 seek-ge a 64 seek-ge d 65 seek-lt a 66 seek-lt z 67 ---- 68 000001:[b#1,1-c#2,1] 69 . 70 . 71 000001:[b#1,1-c#2,1] 72 73 74 define 75 a.SET.1-b.SET.2 [ c.SET.3-d.SET.4 e.SET.5-f.SET.6 ] g.SET.7-h.SET.8 76 ---- 77 78 iter 79 first 80 prev 81 last 82 next 83 ---- 84 000002:[c#3,1-d#4,1] 85 . 86 000003:[e#5,1-f#6,1] 87 . 88 89 iter 90 seek-ge a 91 seek-ge b 92 seek-ge c 93 seek-ge h 94 prev 95 ---- 96 000002:[c#3,1-d#4,1] 97 000002:[c#3,1-d#4,1] 98 000002:[c#3,1-d#4,1] 99 . 100 000003:[e#5,1-f#6,1] 101 102 iter 103 seek-lt b 104 next 105 seek-lt a 106 next 107 seek-lt z 108 ---- 109 . 110 000002:[c#3,1-d#4,1] 111 . 112 000002:[c#3,1-d#4,1] 113 000003:[e#5,1-f#6,1] 114 115 define 116 a.SET.1-b.SET.2 c.SET.3-d.SET.4 e.SET.5-f.SET.6 g.SET.7-h.SET.8 [ ] 117 ---- 118 119 iter 120 seek-ge cat 121 seek-lt cat 122 first 123 last 124 ---- 125 . 126 . 127 . 128 .