diff options
Diffstat (limited to 'sql/handler.h')
| -rw-r--r-- | sql/handler.h | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/sql/handler.h b/sql/handler.h index 36700695406..35a93709e98 100644 --- a/sql/handler.h +++ b/sql/handler.h @@ -70,12 +70,14 @@ #define HA_CAN_SQL_HANDLER (1 << 22) #define HA_NO_AUTO_INCREMENT (1 << 23) #define HA_HAS_CHECKSUM (1 << 24) - /* Next record gives next record according last record read (even if database is updated after read). Not used at this point. */ -#define HA_LASTKEY_ORDER (1 << 25) +#define HA_LASTKEY_ORDER (1 << 25) +/* Table data are stored in separate files */ +#define HA_FILE_BASED (1 << 26) + /* bits in index_flags(index_number) for what you can do with index */ @@ -167,8 +169,9 @@ enum enum_tx_isolation { ISO_READ_UNCOMMITTED, ISO_READ_COMMITTED, typedef struct st_ha_create_information { CHARSET_INFO *table_charset, *default_table_charset; - char *comment,*password; - char *data_file_name, *index_file_name; + const char *comment,*password; + const char *data_file_name, *index_file_name; + const char *alias; ulonglong max_rows,min_rows; ulonglong auto_increment_value; ulong table_options; @@ -230,6 +233,7 @@ public: uint raid_type,raid_chunks; FT_INFO *ft_handler; bool auto_increment_column_changed; + bool implicit_emptied; /* Can be !=0 only if HEAP */ handler(TABLE *table_arg) :table(table_arg), ref(0), data_file_length(0), max_data_file_length(0), index_file_length(0), @@ -238,7 +242,7 @@ public: create_time(0), check_time(0), update_time(0), key_used_on_scan(MAX_KEY), active_index(MAX_REF_PARTS), ref_length(sizeof(my_off_t)), block_size(0), - raid_type(0), ft_handler(0) + raid_type(0), ft_handler(0), implicit_emptied(0) {} virtual ~handler(void) {} int ha_open(const char *name, int mode, int test_if_locked); @@ -337,6 +341,8 @@ public: virtual void append_create_info(String *packet) {} virtual char* get_foreign_key_create_info() { return(NULL);} /* gets foreign key create string from InnoDB */ + /* used in REPLACE; is > 0 if table is referred by a FOREIGN KEY */ + virtual uint referenced_by_foreign_key() { return 0;} virtual void init_table_handle_for_HANDLER() { return; } /* prepare InnoDB for HANDLER */ virtual void free_foreign_key_create_info(char* str) {} |