diff options
Diffstat (limited to 'storage/xtradb/include/dict0mem.h')
| -rw-r--r-- | storage/xtradb/include/dict0mem.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/storage/xtradb/include/dict0mem.h b/storage/xtradb/include/dict0mem.h index 603ecfda3f9..ee3107a3be1 100644 --- a/storage/xtradb/include/dict0mem.h +++ b/storage/xtradb/include/dict0mem.h @@ -80,21 +80,39 @@ combination of types */ /** File format */ /* @{ */ #define DICT_TF_FORMAT_SHIFT 5 /* file format */ -#define DICT_TF_FORMAT_MASK (127 << DICT_TF_FORMAT_SHIFT) +#define DICT_TF_FORMAT_MASK \ +((~(~0 << (DICT_TF_BITS - DICT_TF_FORMAT_SHIFT))) << DICT_TF_FORMAT_SHIFT) #define DICT_TF_FORMAT_51 0 /*!< InnoDB/MySQL up to 5.1 */ #define DICT_TF_FORMAT_ZIP 1 /*!< InnoDB plugin for 5.1: compressed tables, new BLOB treatment */ /** Maximum supported file format */ #define DICT_TF_FORMAT_MAX DICT_TF_FORMAT_ZIP - +/* @} */ #define DICT_TF_BITS 6 /*!< number of flag bits */ #if (1 << (DICT_TF_BITS - DICT_TF_FORMAT_SHIFT)) <= DICT_TF_FORMAT_MAX # error "DICT_TF_BITS is insufficient for DICT_TF_FORMAT_MAX" #endif /* @} */ + +/** @brief Additional table flags. + +These flags will be stored in SYS_TABLES.MIX_LEN. All unused flags +will be written as 0. The column may contain garbage for tables +created with old versions of InnoDB that only implemented +ROW_FORMAT=REDUNDANT. */ +/* @{ */ +#define DICT_TF2_SHIFT DICT_TF_BITS + /*!< Shift value for + table->flags. */ +#define DICT_TF2_TEMPORARY 1 /*!< TRUE for tables from + CREATE TEMPORARY TABLE. */ +#define DICT_TF2_BITS (DICT_TF2_SHIFT + 1) + /*!< Total number of bits + in table->flags. */ /* @} */ + /**********************************************************************//** Creates a table memory object. @return own: table object */ @@ -374,7 +392,7 @@ struct dict_table_struct{ unsigned space:32; /*!< space where the clustered index of the table is placed */ - unsigned flags:DICT_TF_BITS;/*!< DICT_TF_COMPACT, ... */ + unsigned flags:DICT_TF2_BITS;/*!< DICT_TF_COMPACT, ... */ unsigned ibd_file_missing:1; /*!< TRUE if this is in a single-table tablespace and the .ibd file is missing; then |