diff options
Diffstat (limited to 'storage/innobase/include/dict0mem.h')
| -rw-r--r-- | storage/innobase/include/dict0mem.h | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/storage/innobase/include/dict0mem.h b/storage/innobase/include/dict0mem.h index 0630137bb4f..9b87e654b21 100644 --- a/storage/innobase/include/dict0mem.h +++ b/storage/innobase/include/dict0mem.h @@ -148,16 +148,19 @@ Width of the page compression flag #define DICT_TF_WIDTH_PAGE_COMPRESSION_LEVEL 4 /** +Width of atomic writes flag +DEFAULT=0, ON = 1, OFF = 2 +*/ +#define DICT_TF_WIDTH_ATOMIC_WRITES 2 + +/** Width of the page encryption flag */ #define DICT_TF_WIDTH_PAGE_ENCRYPTION 1 #define DICT_TF_WIDTH_PAGE_ENCRYPTION_KEY 8 -/** -Width of atomic writes flag -DEFAULT=0, ON = 1, OFF = 2 -*/ -#define DICT_TF_WIDTH_ATOMIC_WRITES 2 +/** Width of the NO_ROLLBACK flag */ +#define DICT_TF_WIDTH_NO_ROLLBACK 1 /** Width of all the currently known table flags */ #define DICT_TF_BITS (DICT_TF_WIDTH_COMPACT \ @@ -169,7 +172,8 @@ DEFAULT=0, ON = 1, OFF = 2 + DICT_TF_WIDTH_PAGE_COMPRESSION_LEVEL \ + DICT_TF_WIDTH_ATOMIC_WRITES \ + DICT_TF_WIDTH_PAGE_ENCRYPTION \ - + DICT_TF_WIDTH_PAGE_ENCRYPTION_KEY) + + DICT_TF_WIDTH_PAGE_ENCRYPTION_KEY \ + + DICT_TF_WIDTH_NO_ROLLBACK) /** A mask of all the known/used bits in table flags */ #define DICT_TF_BIT_MASK (~(~0U << DICT_TF_BITS)) @@ -203,9 +207,11 @@ DEFAULT=0, ON = 1, OFF = 2 /** Zero relative shift position of the PAGE_ENCRYPTION_KEY field */ #define DICT_TF_POS_PAGE_ENCRYPTION_KEY (DICT_TF_POS_PAGE_ENCRYPTION \ + DICT_TF_WIDTH_PAGE_ENCRYPTION) -#define DICT_TF_POS_UNUSED (DICT_TF_POS_PAGE_ENCRYPTION_KEY \ +/** Zero relative shift position of the NO_ROLLBACK field */ +#define DICT_TF_POS_NO_ROLLBACK (DICT_TF_POS_PAGE_ENCRYPTION_KEY \ + DICT_TF_WIDTH_PAGE_ENCRYPTION_KEY) - +#define DICT_TF_POS_UNUSED (DICT_TF_POS_NO_ROLLBACK \ + + DICT_TF_WIDTH_NO_ROLLBACK) /** Bit mask of the COMPACT field */ #define DICT_TF_MASK_COMPACT \ ((~(~0U << DICT_TF_WIDTH_COMPACT)) \ @@ -1357,6 +1363,12 @@ struct dict_table_t { /** Release the table handle. */ inline void release(); + /** @return whether the table supports transactions */ + bool no_rollback() const + { + return flags & (1U << DICT_TF_POS_NO_ROLLBACK); + } + /** Id of the table. */ table_id_t id; |