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Data Structures | Macros | Typedefs | Functions
nbtxlog.h File Reference
#include "access/transam.h"
#include "access/xlogreader.h"
#include "lib/stringinfo.h"
#include "storage/off.h"
Include dependency graph for nbtxlog.h:
This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures

struct   xl_btree_metadata
 
struct   xl_btree_insert
 
struct   xl_btree_split
 
struct   xl_btree_dedup
 
struct   xl_btree_reuse_page
 
struct   xl_btree_vacuum
 
struct   xl_btree_delete
 
struct   xl_btree_update
 
struct   xl_btree_mark_page_halfdead
 
struct   xl_btree_unlink_page
 
struct   xl_btree_newroot
 

Macros

#define  XLOG_BTREE_INSERT_LEAF   0x00 /* add index tuple without split */
 
#define  XLOG_BTREE_INSERT_UPPER   0x10 /* same, on a non-leaf page */
 
#define  XLOG_BTREE_INSERT_META   0x20 /* same, plus update metapage */
 
#define  XLOG_BTREE_SPLIT_L   0x30 /* add index tuple with split */
 
#define  XLOG_BTREE_SPLIT_R   0x40 /* as above, new item on right */
 
#define  XLOG_BTREE_INSERT_POST   0x50 /* add index tuple with posting split */
 
#define  XLOG_BTREE_DEDUP   0x60 /* deduplicate tuples for a page */
 
#define  XLOG_BTREE_DELETE   0x70 /* delete leaf index tuples for a page */
 
#define  XLOG_BTREE_UNLINK_PAGE   0x80 /* delete a half-dead page */
 
#define  XLOG_BTREE_UNLINK_PAGE_META   0x90 /* same, and update metapage */
 
#define  XLOG_BTREE_NEWROOT   0xA0 /* new root page */
 
#define  XLOG_BTREE_MARK_PAGE_HALFDEAD   0xB0 /* mark a leaf as half-dead */
 
#define  XLOG_BTREE_VACUUM
 
#define  XLOG_BTREE_REUSE_PAGE
 
#define  XLOG_BTREE_META_CLEANUP
 
#define  SizeOfBtreeInsert   (offsetof(xl_btree_insert, offnum) + sizeof(OffsetNumber))
 
#define  SizeOfBtreeSplit   (offsetof(xl_btree_split, postingoff) + sizeof(uint16))
 
#define  SizeOfBtreeDedup   (offsetof(xl_btree_dedup, nintervals) + sizeof(uint16))
 
#define  SizeOfBtreeReusePage   (offsetof(xl_btree_reuse_page, isCatalogRel) + sizeof(bool))
 
#define  SizeOfBtreeVacuum   (offsetof(xl_btree_vacuum, nupdated) + sizeof(uint16))
 
#define  SizeOfBtreeDelete   (offsetof(xl_btree_delete, isCatalogRel) + sizeof(bool))
 
#define  SizeOfBtreeUpdate   (offsetof(xl_btree_update, ndeletedtids) + sizeof(uint16))
 
#define  SizeOfBtreeMarkPageHalfDead   (offsetof(xl_btree_mark_page_halfdead, topparent) + sizeof(BlockNumber))
 
#define  SizeOfBtreeUnlinkPage   (offsetof(xl_btree_unlink_page, leaftopparent) + sizeof(BlockNumber))
 
#define  SizeOfBtreeNewroot   (offsetof(xl_btree_newroot, level) + sizeof(uint32))
 

Typedefs

typedef struct xl_btree_metadata  xl_btree_metadata
 
typedef struct xl_btree_insert  xl_btree_insert
 
typedef struct xl_btree_split  xl_btree_split
 
typedef struct xl_btree_dedup  xl_btree_dedup
 
typedef struct xl_btree_reuse_page  xl_btree_reuse_page
 
typedef struct xl_btree_vacuum  xl_btree_vacuum
 
typedef struct xl_btree_delete  xl_btree_delete
 
typedef struct xl_btree_update  xl_btree_update
 
typedef struct xl_btree_mark_page_halfdead  xl_btree_mark_page_halfdead
 
typedef struct xl_btree_unlink_page  xl_btree_unlink_page
 
typedef struct xl_btree_newroot  xl_btree_newroot
 

Functions

void  btree_redo (XLogReaderState *record)
 
void  btree_xlog_startup (void)
 
void  btree_xlog_cleanup (void)
 
void  btree_mask (char *pagedata, BlockNumber blkno)
 
void  btree_desc (StringInfo buf, XLogReaderState *record)
 
const char *  btree_identify (uint8 info)
 

Macro Definition Documentation

◆ SizeOfBtreeDedup

#define SizeOfBtreeDedup   (offsetof(xl_btree_dedup, nintervals) + sizeof(uint16))

Definition at line 174 of file nbtxlog.h.

◆ SizeOfBtreeDelete

#define SizeOfBtreeDelete   (offsetof(xl_btree_delete, isCatalogRel) + sizeof(bool))

Definition at line 253 of file nbtxlog.h.

◆ SizeOfBtreeInsert

#define SizeOfBtreeInsert   (offsetof(xl_btree_insert, offnum) + sizeof(OffsetNumber))

Definition at line 84 of file nbtxlog.h.

◆ SizeOfBtreeMarkPageHalfDead

#define SizeOfBtreeMarkPageHalfDead   (offsetof(xl_btree_mark_page_halfdead, topparent) + sizeof(BlockNumber))

Definition at line 291 of file nbtxlog.h.

◆ SizeOfBtreeNewroot

#define SizeOfBtreeNewroot   (offsetof(xl_btree_newroot, level) + sizeof(uint32))

Definition at line 347 of file nbtxlog.h.

◆ SizeOfBtreeReusePage

#define SizeOfBtreeReusePage   (offsetof(xl_btree_reuse_page, isCatalogRel) + sizeof(bool))

Definition at line 192 of file nbtxlog.h.

◆ SizeOfBtreeSplit

#define SizeOfBtreeSplit   (offsetof(xl_btree_split, postingoff) + sizeof(uint16))

Definition at line 158 of file nbtxlog.h.

◆ SizeOfBtreeUnlinkPage

#define SizeOfBtreeUnlinkPage   (offsetof(xl_btree_unlink_page, leaftopparent) + sizeof(BlockNumber))

Definition at line 328 of file nbtxlog.h.

◆ SizeOfBtreeUpdate

#define SizeOfBtreeUpdate   (offsetof(xl_btree_update, ndeletedtids) + sizeof(uint16))

Definition at line 268 of file nbtxlog.h.

◆ SizeOfBtreeVacuum

#define SizeOfBtreeVacuum   (offsetof(xl_btree_vacuum, nupdated) + sizeof(uint16))

Definition at line 234 of file nbtxlog.h.

◆ XLOG_BTREE_DEDUP

#define XLOG_BTREE_DEDUP   0x60 /* deduplicate tuples for a page */

Definition at line 33 of file nbtxlog.h.

◆ XLOG_BTREE_DELETE

#define XLOG_BTREE_DELETE   0x70 /* delete leaf index tuples for a page */

Definition at line 34 of file nbtxlog.h.

◆ XLOG_BTREE_INSERT_LEAF

#define XLOG_BTREE_INSERT_LEAF   0x00 /* add index tuple without split */

Definition at line 27 of file nbtxlog.h.

◆ XLOG_BTREE_INSERT_META

#define XLOG_BTREE_INSERT_META   0x20 /* same, plus update metapage */

Definition at line 29 of file nbtxlog.h.

◆ XLOG_BTREE_INSERT_POST

#define XLOG_BTREE_INSERT_POST   0x50 /* add index tuple with posting split */

Definition at line 32 of file nbtxlog.h.

◆ XLOG_BTREE_INSERT_UPPER

#define XLOG_BTREE_INSERT_UPPER   0x10 /* same, on a non-leaf page */

Definition at line 28 of file nbtxlog.h.

◆ XLOG_BTREE_MARK_PAGE_HALFDEAD

#define XLOG_BTREE_MARK_PAGE_HALFDEAD   0xB0 /* mark a leaf as half-dead */

Definition at line 38 of file nbtxlog.h.

◆ XLOG_BTREE_META_CLEANUP

#define XLOG_BTREE_META_CLEANUP
Value:
0xE0 /* update cleanup-related data in the
* metapage */

Definition at line 41 of file nbtxlog.h.

◆ XLOG_BTREE_NEWROOT

#define XLOG_BTREE_NEWROOT   0xA0 /* new root page */

Definition at line 37 of file nbtxlog.h.

◆ XLOG_BTREE_REUSE_PAGE

#define XLOG_BTREE_REUSE_PAGE
Value:
0xD0 /* old page is about to be reused from
* FSM */

Definition at line 40 of file nbtxlog.h.

◆ XLOG_BTREE_SPLIT_L

#define XLOG_BTREE_SPLIT_L   0x30 /* add index tuple with split */

Definition at line 30 of file nbtxlog.h.

◆ XLOG_BTREE_SPLIT_R

#define XLOG_BTREE_SPLIT_R   0x40 /* as above, new item on right */

Definition at line 31 of file nbtxlog.h.

◆ XLOG_BTREE_UNLINK_PAGE

#define XLOG_BTREE_UNLINK_PAGE   0x80 /* delete a half-dead page */

Definition at line 35 of file nbtxlog.h.

◆ XLOG_BTREE_UNLINK_PAGE_META

#define XLOG_BTREE_UNLINK_PAGE_META   0x90 /* same, and update metapage */

Definition at line 36 of file nbtxlog.h.

◆ XLOG_BTREE_VACUUM

#define XLOG_BTREE_VACUUM
Value:
0xC0 /* delete entries on a page during
* vacuum */

Definition at line 39 of file nbtxlog.h.

Typedef Documentation

◆ xl_btree_dedup

typedef struct xl_btree_dedup xl_btree_dedup

◆ xl_btree_delete

typedef struct xl_btree_delete xl_btree_delete

◆ xl_btree_insert

typedef struct xl_btree_insert xl_btree_insert

◆ xl_btree_mark_page_halfdead

typedef struct xl_btree_mark_page_halfdead xl_btree_mark_page_halfdead

◆ xl_btree_metadata

typedef struct xl_btree_metadata xl_btree_metadata

◆ xl_btree_newroot

typedef struct xl_btree_newroot xl_btree_newroot

◆ xl_btree_reuse_page

typedef struct xl_btree_reuse_page xl_btree_reuse_page

◆ xl_btree_split

typedef struct xl_btree_split xl_btree_split

◆ xl_btree_unlink_page

typedef struct xl_btree_unlink_page xl_btree_unlink_page

◆ xl_btree_update

typedef struct xl_btree_update xl_btree_update

◆ xl_btree_vacuum

typedef struct xl_btree_vacuum xl_btree_vacuum

Function Documentation

◆ btree_desc()

void btree_desc ( StringInfo  buf,
XLogReaderState *  record 
)

Definition at line 24 of file nbtdesc.c.

25{
26 char *rec = XLogRecGetData(record);
27 uint8 info = XLogRecGetInfo(record) & ~XLR_INFO_MASK;
28
29 switch (info)
30 {
35 {
36 xl_btree_insert *xlrec = (xl_btree_insert *) rec;
37
38 appendStringInfo(buf, "off: %u", xlrec->offnum);
39 break;
40 }
43 {
44 xl_btree_split *xlrec = (xl_btree_split *) rec;
45
46 appendStringInfo(buf, "level: %u, firstrightoff: %d, newitemoff: %d, postingoff: %d",
47 xlrec->level, xlrec->firstrightoff,
48 xlrec->newitemoff, xlrec->postingoff);
49 break;
50 }
52 {
53 xl_btree_dedup *xlrec = (xl_btree_dedup *) rec;
54
55 appendStringInfo(buf, "nintervals: %u", xlrec->nintervals);
56 break;
57 }
59 {
60 xl_btree_vacuum *xlrec = (xl_btree_vacuum *) rec;
61
62 appendStringInfo(buf, "ndeleted: %u, nupdated: %u",
63 xlrec->ndeleted, xlrec->nupdated);
64
65 if (XLogRecHasBlockData(record, 0))
66 delvacuum_desc(buf, XLogRecGetBlockData(record, 0, NULL),
67 xlrec->ndeleted, xlrec->nupdated);
68 break;
69 }
71 {
72 xl_btree_delete *xlrec = (xl_btree_delete *) rec;
73
74 appendStringInfo(buf, "snapshotConflictHorizon: %u, ndeleted: %u, nupdated: %u, isCatalogRel: %c",
76 xlrec->ndeleted, xlrec->nupdated,
77 xlrec->isCatalogRel ? 'T' : 'F');
78
79 if (XLogRecHasBlockData(record, 0))
80 delvacuum_desc(buf, XLogRecGetBlockData(record, 0, NULL),
81 xlrec->ndeleted, xlrec->nupdated);
82 break;
83 }
85 {
87
88 appendStringInfo(buf, "topparent: %u, leaf: %u, left: %u, right: %u",
89 xlrec->topparent, xlrec->leafblk, xlrec->leftblk, xlrec->rightblk);
90 break;
91 }
94 {
96
97 appendStringInfo(buf, "left: %u, right: %u, level: %u, safexid: %u:%u, ",
98 xlrec->leftsib, xlrec->rightsib, xlrec->level,
101 appendStringInfo(buf, "leafleft: %u, leafright: %u, leaftopparent: %u",
102 xlrec->leafleftsib, xlrec->leafrightsib,
103 xlrec->leaftopparent);
104 break;
105 }
107 {
108 xl_btree_newroot *xlrec = (xl_btree_newroot *) rec;
109
110 appendStringInfo(buf, "level: %u", xlrec->level);
111 break;
112 }
114 {
116
117 appendStringInfo(buf, "rel: %u/%u/%u, snapshotConflictHorizon: %u:%u, isCatalogRel: %c",
118 xlrec->locator.spcOid, xlrec->locator.dbOid,
119 xlrec->locator.relNumber,
122 xlrec->isCatalogRel ? 'T' : 'F');
123 break;
124 }
126 {
127 xl_btree_metadata *xlrec;
128
129 xlrec = (xl_btree_metadata *) XLogRecGetBlockData(record, 0,
130 NULL);
131 appendStringInfo(buf, "last_cleanup_num_delpages: %u",
133 break;
134 }
135 }
136}
uint8_t uint8
Definition: c.h:536
static void delvacuum_desc(StringInfo buf, char *block_data, uint16 ndeleted, uint16 nupdated)
Definition: nbtdesc.c:196
#define XLOG_BTREE_META_CLEANUP
Definition: nbtxlog.h:41
#define XLOG_BTREE_INSERT_POST
Definition: nbtxlog.h:32
#define XLOG_BTREE_VACUUM
Definition: nbtxlog.h:39
#define XLOG_BTREE_SPLIT_R
Definition: nbtxlog.h:31
#define XLOG_BTREE_INSERT_LEAF
Definition: nbtxlog.h:27
#define XLOG_BTREE_INSERT_UPPER
Definition: nbtxlog.h:28
#define XLOG_BTREE_DEDUP
Definition: nbtxlog.h:33
#define XLOG_BTREE_UNLINK_PAGE
Definition: nbtxlog.h:35
#define XLOG_BTREE_UNLINK_PAGE_META
Definition: nbtxlog.h:36
#define XLOG_BTREE_INSERT_META
Definition: nbtxlog.h:29
#define XLOG_BTREE_MARK_PAGE_HALFDEAD
Definition: nbtxlog.h:38
#define XLOG_BTREE_REUSE_PAGE
Definition: nbtxlog.h:40
#define XLOG_BTREE_SPLIT_L
Definition: nbtxlog.h:30
#define XLOG_BTREE_NEWROOT
Definition: nbtxlog.h:37
#define XLOG_BTREE_DELETE
Definition: nbtxlog.h:34
static char * buf
Definition: pg_test_fsync.c:72
void appendStringInfo(StringInfo str, const char *fmt,...)
Definition: stringinfo.c:145
RelFileNumber relNumber
Definition: relfilelocator.h:62
Definition: nbtxlog.h:168
uint16 nintervals
Definition: nbtxlog.h:169
Definition: nbtxlog.h:237
TransactionId snapshotConflictHorizon
Definition: nbtxlog.h:238
bool isCatalogRel
Definition: nbtxlog.h:241
uint16 ndeleted
Definition: nbtxlog.h:239
uint16 nupdated
Definition: nbtxlog.h:240
Definition: nbtxlog.h:77
OffsetNumber offnum
Definition: nbtxlog.h:78
Definition: nbtxlog.h:281
BlockNumber leafblk
Definition: nbtxlog.h:285
BlockNumber leftblk
Definition: nbtxlog.h:286
BlockNumber topparent
Definition: nbtxlog.h:288
BlockNumber rightblk
Definition: nbtxlog.h:287
Definition: nbtxlog.h:47
uint32 last_cleanup_num_delpages
Definition: nbtxlog.h:53
Definition: nbtxlog.h:342
uint32 level
Definition: nbtxlog.h:344
Definition: nbtxlog.h:184
FullTransactionId snapshotConflictHorizon
Definition: nbtxlog.h:187
RelFileLocator locator
Definition: nbtxlog.h:185
bool isCatalogRel
Definition: nbtxlog.h:188
Definition: nbtxlog.h:151
uint16 postingoff
Definition: nbtxlog.h:155
OffsetNumber firstrightoff
Definition: nbtxlog.h:153
uint32 level
Definition: nbtxlog.h:152
OffsetNumber newitemoff
Definition: nbtxlog.h:154
Definition: nbtxlog.h:308
BlockNumber leftsib
Definition: nbtxlog.h:309
FullTransactionId safexid
Definition: nbtxlog.h:312
BlockNumber rightsib
Definition: nbtxlog.h:310
BlockNumber leaftopparent
Definition: nbtxlog.h:323
BlockNumber leafleftsib
Definition: nbtxlog.h:321
uint32 level
Definition: nbtxlog.h:311
BlockNumber leafrightsib
Definition: nbtxlog.h:322
Definition: nbtxlog.h:221
uint16 ndeleted
Definition: nbtxlog.h:222
uint16 nupdated
Definition: nbtxlog.h:223
#define EpochFromFullTransactionId(x)
Definition: transam.h:47
#define XidFromFullTransactionId(x)
Definition: transam.h:48
char * XLogRecGetBlockData(XLogReaderState *record, uint8 block_id, Size *len)
Definition: xlogreader.c:2045
#define XLogRecHasBlockData(decoder, block_id)
Definition: xlogreader.h:427
#define XLogRecGetInfo(decoder)
Definition: xlogreader.h:410
#define XLogRecGetData(decoder)
Definition: xlogreader.h:415

References appendStringInfo(), buf, RelFileLocator::dbOid, delvacuum_desc(), EpochFromFullTransactionId, xl_btree_split::firstrightoff, xl_btree_reuse_page::isCatalogRel, xl_btree_delete::isCatalogRel, xl_btree_metadata::last_cleanup_num_delpages, xl_btree_mark_page_halfdead::leafblk, xl_btree_unlink_page::leafleftsib, xl_btree_unlink_page::leafrightsib, xl_btree_unlink_page::leaftopparent, xl_btree_mark_page_halfdead::leftblk, xl_btree_unlink_page::leftsib, xl_btree_split::level, xl_btree_unlink_page::level, xl_btree_newroot::level, xl_btree_reuse_page::locator, xl_btree_vacuum::ndeleted, xl_btree_delete::ndeleted, xl_btree_split::newitemoff, xl_btree_dedup::nintervals, xl_btree_vacuum::nupdated, xl_btree_delete::nupdated, xl_btree_insert::offnum, xl_btree_split::postingoff, RelFileLocator::relNumber, xl_btree_mark_page_halfdead::rightblk, xl_btree_unlink_page::rightsib, xl_btree_unlink_page::safexid, xl_btree_reuse_page::snapshotConflictHorizon, xl_btree_delete::snapshotConflictHorizon, RelFileLocator::spcOid, xl_btree_mark_page_halfdead::topparent, XidFromFullTransactionId, XLOG_BTREE_DEDUP, XLOG_BTREE_DELETE, XLOG_BTREE_INSERT_LEAF, XLOG_BTREE_INSERT_META, XLOG_BTREE_INSERT_POST, XLOG_BTREE_INSERT_UPPER, XLOG_BTREE_MARK_PAGE_HALFDEAD, XLOG_BTREE_META_CLEANUP, XLOG_BTREE_NEWROOT, XLOG_BTREE_REUSE_PAGE, XLOG_BTREE_SPLIT_L, XLOG_BTREE_SPLIT_R, XLOG_BTREE_UNLINK_PAGE, XLOG_BTREE_UNLINK_PAGE_META, XLOG_BTREE_VACUUM, XLogRecGetBlockData(), XLogRecGetData, XLogRecGetInfo, and XLogRecHasBlockData.

◆ btree_identify()

const char * btree_identify ( uint8  info )

Definition at line 139 of file nbtdesc.c.

140{
141 const char *id = NULL;
142
143 switch (info & ~XLR_INFO_MASK)
144 {
146 id = "INSERT_LEAF";
147 break;
149 id = "INSERT_UPPER";
150 break;
152 id = "INSERT_META";
153 break;
155 id = "SPLIT_L";
156 break;
158 id = "SPLIT_R";
159 break;
161 id = "INSERT_POST";
162 break;
163 case XLOG_BTREE_DEDUP:
164 id = "DEDUP";
165 break;
167 id = "VACUUM";
168 break;
170 id = "DELETE";
171 break;
173 id = "MARK_PAGE_HALFDEAD";
174 break;
176 id = "UNLINK_PAGE";
177 break;
179 id = "UNLINK_PAGE_META";
180 break;
182 id = "NEWROOT";
183 break;
185 id = "REUSE_PAGE";
186 break;
188 id = "META_CLEANUP";
189 break;
190 }
191
192 return id;
193}
#define XLR_INFO_MASK
Definition: xlogrecord.h:62

References XLOG_BTREE_DEDUP, XLOG_BTREE_DELETE, XLOG_BTREE_INSERT_LEAF, XLOG_BTREE_INSERT_META, XLOG_BTREE_INSERT_POST, XLOG_BTREE_INSERT_UPPER, XLOG_BTREE_MARK_PAGE_HALFDEAD, XLOG_BTREE_META_CLEANUP, XLOG_BTREE_NEWROOT, XLOG_BTREE_REUSE_PAGE, XLOG_BTREE_SPLIT_L, XLOG_BTREE_SPLIT_R, XLOG_BTREE_UNLINK_PAGE, XLOG_BTREE_UNLINK_PAGE_META, XLOG_BTREE_VACUUM, and XLR_INFO_MASK.

◆ btree_mask()

void btree_mask ( char *  pagedata,
BlockNumber  blkno 
)

Definition at line 1095 of file nbtxlog.c.

1096{
1097 Page page = (Page) pagedata;
1098 BTPageOpaque maskopaq;
1099
1101
1102 mask_page_hint_bits(page);
1103 mask_unused_space(page);
1104
1105 maskopaq = BTPageGetOpaque(page);
1106
1107 if (P_ISLEAF(maskopaq))
1108 {
1109 /*
1110 * In btree leaf pages, it is possible to modify the LP_FLAGS without
1111 * emitting any WAL record. Hence, mask the line pointer flags. See
1112 * _bt_killitems(), _bt_check_unique() for details.
1113 */
1114 mask_lp_flags(page);
1115 }
1116
1117 /*
1118 * BTP_HAS_GARBAGE is just an un-logged hint bit. So, mask it. See
1119 * _bt_delete_or_dedup_one_page(), _bt_killitems(), and _bt_check_unique()
1120 * for details.
1121 */
1122 maskopaq->btpo_flags &= ~BTP_HAS_GARBAGE;
1123
1124 /*
1125 * During replay of a btree page split, we don't set the BTP_SPLIT_END
1126 * flag of the right sibling and initialize the cycle_id to 0 for the same
1127 * page. See btree_xlog_split() for details.
1128 */
1129 maskopaq->btpo_flags &= ~BTP_SPLIT_END;
1130 maskopaq->btpo_cycleid = 0;
1131}
void mask_lp_flags(Page page)
Definition: bufmask.c:95
void mask_page_lsn_and_checksum(Page page)
Definition: bufmask.c:31
void mask_unused_space(Page page)
Definition: bufmask.c:71
void mask_page_hint_bits(Page page)
Definition: bufmask.c:46
PageData * Page
Definition: bufpage.h:82
#define P_ISLEAF(opaque)
Definition: nbtree.h:221
#define BTPageGetOpaque(page)
Definition: nbtree.h:74
uint16 btpo_flags
Definition: nbtree.h:68
BTCycleId btpo_cycleid
Definition: nbtree.h:69

References BTPageGetOpaque, BTPageOpaqueData::btpo_cycleid, BTPageOpaqueData::btpo_flags, mask_lp_flags(), mask_page_hint_bits(), mask_page_lsn_and_checksum(), mask_unused_space(), and P_ISLEAF.

◆ btree_redo()

void btree_redo ( XLogReaderState *  record )

Definition at line 1018 of file nbtxlog.c.

1019{
1020 uint8 info = XLogRecGetInfo(record) & ~XLR_INFO_MASK;
1021 MemoryContext oldCtx;
1022
1023 oldCtx = MemoryContextSwitchTo(opCtx);
1024 switch (info)
1025 {
1027 btree_xlog_insert(true, false, false, record);
1028 break;
1030 btree_xlog_insert(false, false, false, record);
1031 break;
1033 btree_xlog_insert(false, true, false, record);
1034 break;
1035 case XLOG_BTREE_SPLIT_L:
1036 btree_xlog_split(true, record);
1037 break;
1038 case XLOG_BTREE_SPLIT_R:
1039 btree_xlog_split(false, record);
1040 break;
1042 btree_xlog_insert(true, false, true, record);
1043 break;
1044 case XLOG_BTREE_DEDUP:
1045 btree_xlog_dedup(record);
1046 break;
1047 case XLOG_BTREE_VACUUM:
1048 btree_xlog_vacuum(record);
1049 break;
1050 case XLOG_BTREE_DELETE:
1051 btree_xlog_delete(record);
1052 break;
1054 btree_xlog_mark_page_halfdead(info, record);
1055 break;
1058 btree_xlog_unlink_page(info, record);
1059 break;
1060 case XLOG_BTREE_NEWROOT:
1061 btree_xlog_newroot(record);
1062 break;
1064 btree_xlog_reuse_page(record);
1065 break;
1067 _bt_restore_meta(record, 0);
1068 break;
1069 default:
1070 elog(PANIC, "btree_redo: unknown op code %u", info);
1071 }
1072 MemoryContextSwitchTo(oldCtx);
1074}
#define PANIC
Definition: elog.h:42
#define elog(elevel,...)
Definition: elog.h:226
void MemoryContextReset(MemoryContext context)
Definition: mcxt.c:400
static void btree_xlog_delete(XLogReaderState *record)
Definition: nbtxlog.c:652
static void _bt_restore_meta(XLogReaderState *record, uint8 block_id)
Definition: nbtxlog.c:82
static void btree_xlog_newroot(XLogReaderState *record)
Definition: nbtxlog.c:941
static void btree_xlog_dedup(XLogReaderState *record)
Definition: nbtxlog.c:464
static void btree_xlog_insert(bool isleaf, bool ismeta, bool posting, XLogReaderState *record)
Definition: nbtxlog.c:160
static void btree_xlog_split(bool newitemonleft, XLogReaderState *record)
Definition: nbtxlog.c:251
static void btree_xlog_reuse_page(XLogReaderState *record)
Definition: nbtxlog.c:1007
static void btree_xlog_mark_page_halfdead(uint8 info, XLogReaderState *record)
Definition: nbtxlog.c:717
static MemoryContext opCtx
Definition: nbtxlog.c:25
static void btree_xlog_vacuum(XLogReaderState *record)
Definition: nbtxlog.c:598
static void btree_xlog_unlink_page(uint8 info, XLogReaderState *record)
Definition: nbtxlog.c:802
static MemoryContext MemoryContextSwitchTo(MemoryContext context)
Definition: palloc.h:124

References _bt_restore_meta(), btree_xlog_dedup(), btree_xlog_delete(), btree_xlog_insert(), btree_xlog_mark_page_halfdead(), btree_xlog_newroot(), btree_xlog_reuse_page(), btree_xlog_split(), btree_xlog_unlink_page(), btree_xlog_vacuum(), elog, MemoryContextReset(), MemoryContextSwitchTo(), opCtx, PANIC, XLOG_BTREE_DEDUP, XLOG_BTREE_DELETE, XLOG_BTREE_INSERT_LEAF, XLOG_BTREE_INSERT_META, XLOG_BTREE_INSERT_POST, XLOG_BTREE_INSERT_UPPER, XLOG_BTREE_MARK_PAGE_HALFDEAD, XLOG_BTREE_META_CLEANUP, XLOG_BTREE_NEWROOT, XLOG_BTREE_REUSE_PAGE, XLOG_BTREE_SPLIT_L, XLOG_BTREE_SPLIT_R, XLOG_BTREE_UNLINK_PAGE, XLOG_BTREE_UNLINK_PAGE_META, XLOG_BTREE_VACUUM, and XLogRecGetInfo.

◆ btree_xlog_cleanup()

void btree_xlog_cleanup ( void  )

Definition at line 1085 of file nbtxlog.c.

1086{
1088 opCtx = NULL;
1089}
void MemoryContextDelete(MemoryContext context)
Definition: mcxt.c:469

References MemoryContextDelete(), and opCtx.

◆ btree_xlog_startup()

void btree_xlog_startup ( void  )

Definition at line 1077 of file nbtxlog.c.

1078{
1080 "Btree recovery temporary context",
1082}
MemoryContext CurrentMemoryContext
Definition: mcxt.c:160
#define AllocSetContextCreate
Definition: memutils.h:129
#define ALLOCSET_DEFAULT_SIZES
Definition: memutils.h:160

References ALLOCSET_DEFAULT_SIZES, AllocSetContextCreate, CurrentMemoryContext, and opCtx.

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