github.com/cockroachdb/pebble@v1.1.2/internal/keyspan/testdata/truncate (about)

     1  build
     2  1:  b-d
     3  2:  d-f
     4  3:  f-h
     5  ----
     6  1:  b-d
     7  2:    d-f
     8  3:      f-h
     9  
    10  
    11  truncate a-b
    12  ----
    13  
    14  truncate a-c
    15  ----
    16  1:  bc
    17  
    18  truncate a-d
    19  ----
    20  1:  b-d
    21  
    22  truncate a-e
    23  ----
    24  1:  b-d
    25  2:    de
    26  
    27  # The second range tombstone should be elided, as it starts after the
    28  # specified file end key.
    29  
    30  truncate a-e endKey=(d.SET.3)
    31  ----
    32  1:  b-d
    33  
    34  # The second range tombstone should be back in the below example, as the
    35  # specified end key has a trailer (RANGEDEL.2) exactly matching that of the
    36  # rangedel tombstone's start key.
    37  
    38  truncate a-e endKey=(d.RANGEDEL.2)
    39  ----
    40  1:  b-d
    41  2:    de
    42  
    43  truncate a-e endKey=(d.SET.1)
    44  ----
    45  1:  b-d
    46  2:    de
    47  
    48  # Similarly, truncate range tombstones that end before the start key.
    49  
    50  truncate a-e startKey=(d.SET.3)
    51  ----
    52  2:    de
    53  
    54  truncate a-e startKey=(c.SET.3)
    55  ----
    56  1:  b-d
    57  2:    de
    58  
    59  truncate a-f
    60  ----
    61  1:  b-d
    62  2:    d-f
    63  
    64  truncate a-g
    65  ----
    66  1:  b-d
    67  2:    d-f
    68  3:      fg
    69  
    70  truncate a-h
    71  ----
    72  1:  b-d
    73  2:    d-f
    74  3:      f-h
    75  
    76  
    77  truncate b-b
    78  ----
    79  
    80  truncate b-c
    81  ----
    82  1:  bc
    83  
    84  truncate b-d
    85  ----
    86  1:  b-d
    87  
    88  truncate b-e
    89  ----
    90  1:  b-d
    91  2:    de
    92  
    93  truncate b-f
    94  ----
    95  1:  b-d
    96  2:    d-f
    97  
    98  truncate b-g
    99  ----
   100  1:  b-d
   101  2:    d-f
   102  3:      fg
   103  
   104  truncate b-h
   105  ----
   106  1:  b-d
   107  2:    d-f
   108  3:      f-h
   109  
   110  
   111  truncate c-c
   112  ----
   113  
   114  truncate c-d
   115  ----
   116  1:   cd
   117  
   118  truncate c-e
   119  ----
   120  1:   cd
   121  2:    de
   122  
   123  truncate c-f
   124  ----
   125  1:   cd
   126  2:    d-f
   127  
   128  truncate c-g
   129  ----
   130  1:   cd
   131  2:    d-f
   132  3:      fg
   133  
   134  truncate c-h
   135  ----
   136  1:   cd
   137  2:    d-f
   138  3:      f-h
   139  
   140  
   141  truncate d-d
   142  ----
   143  
   144  truncate d-e
   145  ----
   146  2:    de
   147  
   148  truncate d-f
   149  ----
   150  2:    d-f
   151  
   152  truncate d-g
   153  ----
   154  2:    d-f
   155  3:      fg
   156  
   157  truncate d-h
   158  ----
   159  2:    d-f
   160  3:      f-h
   161  
   162  
   163  truncate e-e
   164  ----
   165  
   166  truncate e-f
   167  ----
   168  2:     ef
   169  
   170  truncate e-g
   171  ----
   172  2:     ef
   173  3:      fg
   174  
   175  truncate e-h
   176  ----
   177  2:     ef
   178  3:      f-h
   179  
   180  
   181  truncate f-f
   182  ----
   183  
   184  truncate f-g
   185  ----
   186  3:      fg
   187  
   188  truncate f-h
   189  ----
   190  3:      f-h
   191  
   192  
   193  truncate g-g
   194  ----
   195  
   196  truncate g-h
   197  ----
   198  3:       gh
   199  
   200  # Regression test for https://github.com/cockroachdb/cockroach/issues/113973.
   201  
   202  truncate-and-save-iter a-dd
   203  ----
   204  ok
   205  
   206  saved-iter
   207  first
   208  next
   209  next
   210  next
   211  ----
   212  b-d:{(#1,RANGEDEL)}
   213  d-dd:{(#2,RANGEDEL)}
   214  <nil>
   215  <nil>
   216  
   217  saved-iter
   218  seek-ge e
   219  next
   220  next
   221  ----
   222  <nil>
   223  <nil>
   224  <nil>
   225  
   226  saved-iter
   227  seek-ge e
   228  prev
   229  prev
   230  ----
   231  <nil>
   232  d-dd:{(#2,RANGEDEL)}
   233  b-d:{(#1,RANGEDEL)}
   234  
   235  saved-iter
   236  seek-lt e
   237  prev
   238  prev
   239  ----
   240  d-dd:{(#2,RANGEDEL)}
   241  b-d:{(#1,RANGEDEL)}
   242  <nil>
   243  
   244  saved-iter
   245  seek-lt e
   246  next
   247  next
   248  ----
   249  d-dd:{(#2,RANGEDEL)}
   250  <nil>
   251  <nil>
   252  
   253  truncate-and-save-iter ee-h
   254  ----
   255  ok
   256  
   257  saved-iter
   258  first
   259  next
   260  next
   261  next
   262  ----
   263  ee-f:{(#2,RANGEDEL)}
   264  f-h:{(#3,RANGEDEL)}
   265  <nil>
   266  <nil>
   267  
   268  saved-iter
   269  seek-ge e
   270  next
   271  next
   272  ----
   273  ee-f:{(#2,RANGEDEL)}
   274  f-h:{(#3,RANGEDEL)}
   275  <nil>
   276  
   277  saved-iter
   278  seek-ge e
   279  prev
   280  prev
   281  ----
   282  ee-f:{(#2,RANGEDEL)}
   283  <nil>
   284  <nil>
   285  
   286  saved-iter
   287  seek-lt e
   288  prev
   289  prev
   290  ----
   291  <nil>
   292  <nil>
   293  <nil>
   294  
   295  saved-iter
   296  seek-lt e
   297  next
   298  next
   299  ----
   300  <nil>
   301  ee-f:{(#2,RANGEDEL)}
   302  f-h:{(#3,RANGEDEL)}
   303  
   304  
   305  truncate-and-save-iter a-g
   306  ----
   307  ok
   308  
   309  saved-iter
   310  seek-ge h
   311  prev
   312  seek-lt h
   313  next
   314  ----
   315  <nil>
   316  f-g:{(#3,RANGEDEL)}
   317  f-g:{(#3,RANGEDEL)}
   318  <nil>