LCOV - code coverage report
Current view: top level - src/backend/access/rmgrdesc - hashdesc.c (source / functions) Hit Total Coverage
Test: PostgreSQL Lines: 0 78 0.0 %
Date: 2017-09-29 15:12:54 Functions: 0 2 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*-------------------------------------------------------------------------
       2             :  *
       3             :  * hashdesc.c
       4             :  *    rmgr descriptor routines for access/hash/hash.c
       5             :  *
       6             :  * Portions Copyright (c) 1996-2017, 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           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             :         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             :         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             :         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             :         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             :         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             :         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             :         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             :         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             :         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             :         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             :         case XLOG_HASH_VACUUM_ONE_PAGE:
     113             :             {
     114           0 :                 xl_hash_vacuum_one_page *xlrec = (xl_hash_vacuum_one_page *) rec;
     115             : 
     116           0 :                 appendStringInfo(buf, "ntuples %d",
     117             :                                  xlrec->ntuples);
     118           0 :                 break;
     119             :             }
     120             :     }
     121           0 : }
     122             : 
     123             : const char *
     124           0 : hash_identify(uint8 info)
     125             : {
     126           0 :     const char *id = NULL;
     127             : 
     128           0 :     switch (info & ~XLR_INFO_MASK)
     129             :     {
     130             :         case XLOG_HASH_INIT_META_PAGE:
     131           0 :             id = "INIT_META_PAGE";
     132           0 :             break;
     133             :         case XLOG_HASH_INIT_BITMAP_PAGE:
     134           0 :             id = "INIT_BITMAP_PAGE";
     135           0 :             break;
     136             :         case XLOG_HASH_INSERT:
     137           0 :             id = "INSERT";
     138           0 :             break;
     139             :         case XLOG_HASH_ADD_OVFL_PAGE:
     140           0 :             id = "ADD_OVFL_PAGE";
     141           0 :             break;
     142             :         case XLOG_HASH_SPLIT_ALLOCATE_PAGE:
     143           0 :             id = "SPLIT_ALLOCATE_PAGE";
     144           0 :             break;
     145             :         case XLOG_HASH_SPLIT_PAGE:
     146           0 :             id = "SPLIT_PAGE";
     147           0 :             break;
     148             :         case XLOG_HASH_SPLIT_COMPLETE:
     149           0 :             id = "SPLIT_COMPLETE";
     150           0 :             break;
     151             :         case XLOG_HASH_MOVE_PAGE_CONTENTS:
     152           0 :             id = "MOVE_PAGE_CONTENTS";
     153           0 :             break;
     154             :         case XLOG_HASH_SQUEEZE_PAGE:
     155           0 :             id = "SQUEEZE_PAGE";
     156           0 :             break;
     157             :         case XLOG_HASH_DELETE:
     158           0 :             id = "DELETE";
     159           0 :             break;
     160             :         case XLOG_HASH_SPLIT_CLEANUP:
     161           0 :             id = "SPLIT_CLEANUP";
     162           0 :             break;
     163             :         case XLOG_HASH_UPDATE_META_PAGE:
     164           0 :             id = "UPDATE_META_PAGE";
     165           0 :             break;
     166             :         case XLOG_HASH_VACUUM_ONE_PAGE:
     167           0 :             id = "VACUUM_ONE_PAGE";
     168             :     }
     169             : 
     170           0 :     return id;
     171             : }

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