diff options
Diffstat (limited to 'src/include/access/hash_xlog.h')
| -rw-r--r-- | src/include/access/hash_xlog.h | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/src/include/access/hash_xlog.h b/src/include/access/hash_xlog.h index b78672f4dc..c778fdc8df 100644 --- a/src/include/access/hash_xlog.h +++ b/src/include/access/hash_xlog.h @@ -24,14 +24,13 @@ /* * XLOG records for hash operations */ -#define XLOG_HASH_INIT_META_PAGE 0x00 /* initialize the meta page */ -#define XLOG_HASH_INIT_BITMAP_PAGE 0x10 /* initialize the bitmap page */ +#define XLOG_HASH_INIT_META_PAGE 0x00 /* initialize the meta page */ +#define XLOG_HASH_INIT_BITMAP_PAGE 0x10 /* initialize the bitmap page */ #define XLOG_HASH_INSERT 0x20 /* add index tuple without split */ #define XLOG_HASH_ADD_OVFL_PAGE 0x30 /* add overflow page */ #define XLOG_HASH_SPLIT_ALLOCATE_PAGE 0x40 /* allocate new page for split */ #define XLOG_HASH_SPLIT_PAGE 0x50 /* split page */ -#define XLOG_HASH_SPLIT_COMPLETE 0x60 /* completion of split - * operation */ +#define XLOG_HASH_SPLIT_COMPLETE 0x60 /* completion of split operation */ #define XLOG_HASH_MOVE_PAGE_CONTENTS 0x70 /* remove tuples from one page * and add to another page */ #define XLOG_HASH_SQUEEZE_PAGE 0x80 /* add tuples to one of the previous @@ -41,11 +40,10 @@ #define XLOG_HASH_SPLIT_CLEANUP 0xA0 /* clear split-cleanup flag in primary * bucket page after deleting tuples * that are moved due to split */ -#define XLOG_HASH_UPDATE_META_PAGE 0xB0 /* update meta page after - * vacuum */ +#define XLOG_HASH_UPDATE_META_PAGE 0xB0 /* update meta page after vacuum */ -#define XLOG_HASH_VACUUM_ONE_PAGE 0xC0 /* remove dead tuples from - * index page */ +#define XLOG_HASH_VACUUM_ONE_PAGE 0xC0 /* remove dead tuples from index + * page */ /* * xl_hash_split_allocate_page flag values, 8 bits are available. @@ -151,9 +149,9 @@ typedef struct xl_hash_split_complete typedef struct xl_hash_move_page_contents { uint16 ntups; - bool is_prim_bucket_same_wrt; /* TRUE if the page to which - * tuples are moved is same as - * primary bucket page */ + bool is_prim_bucket_same_wrt; /* TRUE if the page to which + * tuples are moved is same as + * primary bucket page */ } xl_hash_move_page_contents; #define SizeOfHashMovePageContents \ @@ -176,13 +174,13 @@ typedef struct xl_hash_squeeze_page BlockNumber prevblkno; BlockNumber nextblkno; uint16 ntups; - bool is_prim_bucket_same_wrt; /* TRUE if the page to which - * tuples are moved is same as - * primary bucket page */ - bool is_prev_bucket_same_wrt; /* TRUE if the page to which - * tuples are moved is the - * page previous to the freed - * overflow page */ + bool is_prim_bucket_same_wrt; /* TRUE if the page to which + * tuples are moved is same as + * primary bucket page */ + bool is_prev_bucket_same_wrt; /* TRUE if the page to which + * tuples are moved is the page + * previous to the freed overflow + * page */ } xl_hash_squeeze_page; #define SizeOfHashSqueezePage \ @@ -198,8 +196,8 @@ typedef struct xl_hash_squeeze_page */ typedef struct xl_hash_delete { - bool clear_dead_marking; /* TRUE if this operation clears - * LH_PAGE_HAS_DEAD_TUPLES flag */ + bool clear_dead_marking; /* TRUE if this operation clears + * LH_PAGE_HAS_DEAD_TUPLES flag */ bool is_primary_bucket_page; /* TRUE if the operation is for * primary bucket page */ } xl_hash_delete; @@ -279,4 +277,4 @@ extern void hash_desc(StringInfo buf, XLogReaderState *record); extern const char *hash_identify(uint8 info); extern void hash_mask(char *pagedata, BlockNumber blkno); -#endif /* HASH_XLOG_H */ +#endif /* HASH_XLOG_H */ |