github.com/cockroachdb/pebble@v1.1.2/sstable/testdata/block (about)

     1  build
     2  a:1,b:2,c:3,d:4
     3  ----
     4  
     5  iter
     6  first
     7  next
     8  next
     9  next
    10  next
    11  ----
    12  <a:1><b:2><c:3><d:4>.
    13  
    14  iter
    15  seek-ge a
    16  next
    17  next
    18  next
    19  next
    20  ----
    21  <a:1><b:2><c:3><d:4>.
    22  
    23  iter
    24  seek-ge b
    25  next
    26  next
    27  next
    28  ----
    29  <b:2><c:3><d:4>.
    30  
    31  iter
    32  seek-ge c
    33  next
    34  next
    35  ----
    36  <c:3><d:4>.
    37  
    38  iter
    39  seek-ge d
    40  next
    41  ----
    42  <d:4>.
    43  
    44  iter
    45  seek-ge e
    46  ----
    47  .
    48  
    49  iter
    50  seek-ge b
    51  seek-ge c
    52  seek-ge d
    53  seek-ge e
    54  ----
    55  <b:2><c:3><d:4>.
    56  
    57  iter
    58  last
    59  prev
    60  prev
    61  prev
    62  prev
    63  ----
    64  <d:4><c:3><b:2><a:1>.
    65  
    66  iter
    67  seek-lt e
    68  prev
    69  prev
    70  prev
    71  prev
    72  ----
    73  <d:4><c:3><b:2><a:1>.
    74  
    75  iter
    76  seek-lt d
    77  prev
    78  prev
    79  prev
    80  ----
    81  <c:3><b:2><a:1>.
    82  
    83  iter
    84  seek-lt c
    85  prev
    86  prev
    87  ----
    88  <b:2><a:1>.
    89  
    90  iter
    91  seek-lt b
    92  prev
    93  ----
    94  <a:1>.
    95  
    96  iter
    97  seek-lt a
    98  prev
    99  next
   100  ----
   101  ..<a:1>
   102  
   103  iter
   104  seek-ge d
   105  next
   106  next
   107  prev
   108  ----
   109  <d:4>..<d:4>
   110  
   111  iter
   112  seek-lt d
   113  seek-lt c
   114  seek-lt b
   115  seek-lt a
   116  ----
   117  <c:3><b:2><a:1>.
   118  
   119  iter globalSeqNum=1
   120  first
   121  next
   122  next
   123  next
   124  next
   125  ----
   126  <a:1><b:1><c:1><d:1>.
   127  
   128  iter globalSeqNum=10
   129  first
   130  next
   131  next
   132  next
   133  next
   134  ----
   135  <a:10><b:10><c:10><d:10>.