LCOV - differential code coverage report
Current view: top level - src/backend/access/rmgrdesc - hashdesc.c (source / functions) Coverage Total Hit UNC UBC DUB
Current: Differential Code Coverage HEAD vs 15 Lines: 0.0 % 103 0 1 102 1
Current Date: 2023-04-08 15:15:32 Functions: 0.0 % 2 0 1 1
Baseline: 15
Baseline Date: 2023-04-08 15:09:40
Legend: Lines: hit not hit

           TLA  Line data    Source code
       1                 : /*-------------------------------------------------------------------------
       2                 :  *
       3                 :  * hashdesc.c
       4                 :  *    rmgr descriptor routines for access/hash/hash.c
       5                 :  *
       6                 :  * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
       7                 :  * Portions Copyright (c) 1994, Regents of the University of California
       8                 :  *
       9                 :  *
      10                 :  * IDENTIFICATION
      11                 :  *    src/backend/access/rmgrdesc/hashdesc.c
      12                 :  *
      13                 :  *-------------------------------------------------------------------------
      14                 :  */
      15                 : #include "postgres.h"
      16                 : 
      17                 : #include "access/hash_xlog.h"
      18                 : 
      19                 : void
      20 UBC           0 : hash_desc(StringInfo buf, XLogReaderState *record)
      21                 : {
      22               0 :     char       *rec = XLogRecGetData(record);
      23               0 :     uint8       info = XLogRecGetInfo(record) & ~XLR_INFO_MASK;
      24                 : 
      25               0 :     switch (info)
      26                 :     {
      27               0 :         case XLOG_HASH_INIT_META_PAGE:
      28                 :             {
      29               0 :                 xl_hash_init_meta_page *xlrec = (xl_hash_init_meta_page *) rec;
      30                 : 
      31               0 :                 appendStringInfo(buf, "num_tuples %g, fillfactor %d",
      32               0 :                                  xlrec->num_tuples, xlrec->ffactor);
      33               0 :                 break;
      34                 :             }
      35               0 :         case XLOG_HASH_INIT_BITMAP_PAGE:
      36                 :             {
      37               0 :                 xl_hash_init_bitmap_page *xlrec = (xl_hash_init_bitmap_page *) rec;
      38                 : 
      39               0 :                 appendStringInfo(buf, "bmsize %d", xlrec->bmsize);
      40               0 :                 break;
      41                 :             }
      42               0 :         case XLOG_HASH_INSERT:
      43                 :             {
      44               0 :                 xl_hash_insert *xlrec = (xl_hash_insert *) rec;
      45                 : 
      46               0 :                 appendStringInfo(buf, "off %u", xlrec->offnum);
      47               0 :                 break;
      48                 :             }
      49               0 :         case XLOG_HASH_ADD_OVFL_PAGE:
      50                 :             {
      51               0 :                 xl_hash_add_ovfl_page *xlrec = (xl_hash_add_ovfl_page *) rec;
      52                 : 
      53               0 :                 appendStringInfo(buf, "bmsize %d, bmpage_found %c",
      54               0 :                                  xlrec->bmsize, (xlrec->bmpage_found) ? 'T' : 'F');
      55               0 :                 break;
      56                 :             }
      57               0 :         case XLOG_HASH_SPLIT_ALLOCATE_PAGE:
      58                 :             {
      59               0 :                 xl_hash_split_allocate_page *xlrec = (xl_hash_split_allocate_page *) rec;
      60                 : 
      61               0 :                 appendStringInfo(buf, "new_bucket %u, meta_page_masks_updated %c, issplitpoint_changed %c",
      62                 :                                  xlrec->new_bucket,
      63               0 :                                  (xlrec->flags & XLH_SPLIT_META_UPDATE_MASKS) ? 'T' : 'F',
      64               0 :                                  (xlrec->flags & XLH_SPLIT_META_UPDATE_SPLITPOINT) ? 'T' : 'F');
      65               0 :                 break;
      66                 :             }
      67               0 :         case XLOG_HASH_SPLIT_COMPLETE:
      68                 :             {
      69               0 :                 xl_hash_split_complete *xlrec = (xl_hash_split_complete *) rec;
      70                 : 
      71               0 :                 appendStringInfo(buf, "old_bucket_flag %u, new_bucket_flag %u",
      72               0 :                                  xlrec->old_bucket_flag, xlrec->new_bucket_flag);
      73               0 :                 break;
      74                 :             }
      75               0 :         case XLOG_HASH_MOVE_PAGE_CONTENTS:
      76                 :             {
      77               0 :                 xl_hash_move_page_contents *xlrec = (xl_hash_move_page_contents *) rec;
      78                 : 
      79               0 :                 appendStringInfo(buf, "ntups %d, is_primary %c",
      80               0 :                                  xlrec->ntups,
      81               0 :                                  xlrec->is_prim_bucket_same_wrt ? 'T' : 'F');
      82               0 :                 break;
      83                 :             }
      84               0 :         case XLOG_HASH_SQUEEZE_PAGE:
      85                 :             {
      86               0 :                 xl_hash_squeeze_page *xlrec = (xl_hash_squeeze_page *) rec;
      87                 : 
      88               0 :                 appendStringInfo(buf, "prevblkno %u, nextblkno %u, ntups %d, is_primary %c",
      89                 :                                  xlrec->prevblkno,
      90                 :                                  xlrec->nextblkno,
      91               0 :                                  xlrec->ntups,
      92               0 :                                  xlrec->is_prim_bucket_same_wrt ? 'T' : 'F');
      93               0 :                 break;
      94                 :             }
      95               0 :         case XLOG_HASH_DELETE:
      96                 :             {
      97               0 :                 xl_hash_delete *xlrec = (xl_hash_delete *) rec;
      98                 : 
      99               0 :                 appendStringInfo(buf, "clear_dead_marking %c, is_primary %c",
     100               0 :                                  xlrec->clear_dead_marking ? 'T' : 'F',
     101               0 :                                  xlrec->is_primary_bucket_page ? 'T' : 'F');
     102               0 :                 break;
     103                 :             }
     104               0 :         case XLOG_HASH_UPDATE_META_PAGE:
     105                 :             {
     106               0 :                 xl_hash_update_meta_page *xlrec = (xl_hash_update_meta_page *) rec;
     107                 : 
     108               0 :                 appendStringInfo(buf, "ntuples %g",
     109                 :                                  xlrec->ntuples);
     110               0 :                 break;
     111                 :             }
     112               0 :         case XLOG_HASH_VACUUM_ONE_PAGE:
     113                 :             {
     114               0 :                 xl_hash_vacuum_one_page *xlrec = (xl_hash_vacuum_one_page *) rec;
     115                 : 
     116 UNC           0 :                 appendStringInfo(buf, "ntuples %d, snapshotConflictHorizon %u",
     117 UBC           0 :                                  xlrec->ntuples,
     118                 :                                  xlrec->snapshotConflictHorizon);
     119               0 :                 break;
     120                 :             }
     121                 :     }
     122               0 : }
     123                 : 
     124                 : const char *
     125               0 : hash_identify(uint8 info)
     126                 : {
     127               0 :     const char *id = NULL;
     128                 : 
     129               0 :     switch (info & ~XLR_INFO_MASK)
     130                 :     {
     131               0 :         case XLOG_HASH_INIT_META_PAGE:
     132               0 :             id = "INIT_META_PAGE";
     133               0 :             break;
     134               0 :         case XLOG_HASH_INIT_BITMAP_PAGE:
     135               0 :             id = "INIT_BITMAP_PAGE";
     136               0 :             break;
     137               0 :         case XLOG_HASH_INSERT:
     138               0 :             id = "INSERT";
     139               0 :             break;
     140               0 :         case XLOG_HASH_ADD_OVFL_PAGE:
     141               0 :             id = "ADD_OVFL_PAGE";
     142               0 :             break;
     143               0 :         case XLOG_HASH_SPLIT_ALLOCATE_PAGE:
     144               0 :             id = "SPLIT_ALLOCATE_PAGE";
     145               0 :             break;
     146               0 :         case XLOG_HASH_SPLIT_PAGE:
     147               0 :             id = "SPLIT_PAGE";
     148               0 :             break;
     149               0 :         case XLOG_HASH_SPLIT_COMPLETE:
     150               0 :             id = "SPLIT_COMPLETE";
     151               0 :             break;
     152               0 :         case XLOG_HASH_MOVE_PAGE_CONTENTS:
     153               0 :             id = "MOVE_PAGE_CONTENTS";
     154               0 :             break;
     155               0 :         case XLOG_HASH_SQUEEZE_PAGE:
     156               0 :             id = "SQUEEZE_PAGE";
     157               0 :             break;
     158               0 :         case XLOG_HASH_DELETE:
     159               0 :             id = "DELETE";
     160               0 :             break;
     161               0 :         case XLOG_HASH_SPLIT_CLEANUP:
     162               0 :             id = "SPLIT_CLEANUP";
     163               0 :             break;
     164               0 :         case XLOG_HASH_UPDATE_META_PAGE:
     165               0 :             id = "UPDATE_META_PAGE";
     166               0 :             break;
     167               0 :         case XLOG_HASH_VACUUM_ONE_PAGE:
     168               0 :             id = "VACUUM_ONE_PAGE";
     169                 :     }
     170                 : 
     171               0 :     return id;
     172                 : }
        

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