diff options
author | unknown <brian@zim.(none)> | 2006-09-07 08:23:58 -0700 |
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committer | unknown <brian@zim.(none)> | 2006-09-07 08:23:58 -0700 |
commit | b098f25d87e6b25b9bb6c8a8920907b54c153d34 (patch) | |
tree | cf0511d8c438b3db858432831bdacd965a82b9ed /sql/ha_innodb.h | |
parent | 0fbd21584ddece7e61c3124ffbaf8b474779062b (diff) | |
download | mariadb-git-b098f25d87e6b25b9bb6c8a8920907b54c153d34.tar.gz |
Moves Innodb handler to the Innodb storage directory.
storage/innobase/handler/ha_innodb.h:
Rename: sql/ha_innodb.h -> storage/innobase/handler/ha_innodb.h
libmysqld/Makefile.am:
Removed Innodb specific mention
sql/Makefile.am:
Updated to remove innodb
storage/innobase/CMakeLists.txt:
Added include directory
storage/innobase/Makefile.am:
Updated to add in handler
storage/innobase/handler/ha_innodb.cc:
Adjusted include files, also disabled replication code which was not being used.
storage/innobase/plug.in:
Added additional Makefile
storage/innobase/handler/Makefile.am:
New BitKeeper file ``storage/innobase/handler/Makefile.am''
Diffstat (limited to 'sql/ha_innodb.h')
-rw-r--r-- | sql/ha_innodb.h | 339 |
1 files changed, 0 insertions, 339 deletions
diff --git a/sql/ha_innodb.h b/sql/ha_innodb.h deleted file mode 100644 index 4d5dc6b52d6..00000000000 --- a/sql/ha_innodb.h +++ /dev/null @@ -1,339 +0,0 @@ -/* Copyright (C) 2000-2005 MySQL AB && Innobase Oy - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* - This file is based on ha_berkeley.h of MySQL distribution - - This file defines the Innodb handler: the interface between MySQL and - Innodb -*/ - -#ifdef USE_PRAGMA_INTERFACE -#pragma interface /* gcc class implementation */ -#endif - -typedef struct st_innobase_share { - THR_LOCK lock; - pthread_mutex_t mutex; - char *table_name; - uint table_name_length,use_count; -} INNOBASE_SHARE; - - -struct row_prebuilt_struct; - -my_bool innobase_query_caching_of_table_permitted(THD* thd, char* full_name, - uint full_name_len, - ulonglong *unused); - -/* The class defining a handle to an Innodb table */ -class ha_innobase: public handler -{ - void* innobase_prebuilt;/* (row_prebuilt_t*) prebuilt - struct in InnoDB, used to save - CPU time with prebuilt data - structures*/ - THD* user_thd; /* the thread handle of the user - currently using the handle; this is - set in external_lock function */ - query_id_t last_query_id; /* the latest query id where the - handle was used */ - THR_LOCK_DATA lock; - INNOBASE_SHARE *share; - - byte* upd_buff; /* buffer used in updates */ - byte* key_val_buff; /* buffer used in converting - search key values from MySQL format - to Innodb format */ - ulong upd_and_key_val_buff_len; - /* the length of each of the previous - two buffers */ - ulong int_table_flags; - uint primary_key; - ulong start_of_scan; /* this is set to 1 when we are - starting a table scan but have not - yet fetched any row, else 0 */ - uint last_match_mode;/* match mode of the latest search: - ROW_SEL_EXACT, ROW_SEL_EXACT_PREFIX, - or undefined */ - uint num_write_row; /* number of write_row() calls */ - - uint store_key_val_for_row(uint keynr, char* buff, uint buff_len, - const byte* record); - int update_thd(THD* thd); - int change_active_index(uint keynr); - int general_fetch(byte* buf, uint direction, uint match_mode); - int innobase_read_and_init_auto_inc(longlong* ret); - - /* Init values for the class: */ - public: - ha_innobase(TABLE_SHARE *table_arg); - ~ha_innobase() {} - /* - Get the row type from the storage engine. If this method returns - ROW_TYPE_NOT_USED, the information in HA_CREATE_INFO should be used. - */ - enum row_type get_row_type() const; - - const char* table_type() const { return("InnoDB");} - const char *index_type(uint key_number) { return "BTREE"; } - const char** bas_ext() const; - ulonglong table_flags() const { return int_table_flags; } - ulong index_flags(uint idx, uint part, bool all_parts) const - { - return (HA_READ_NEXT | - HA_READ_PREV | - HA_READ_ORDER | - HA_READ_RANGE | - HA_KEYREAD_ONLY); - } - uint max_supported_keys() const { return MAX_KEY; } - /* An InnoDB page must store >= 2 keys; - a secondary key record must also contain the - primary key value: - max key length is therefore set to slightly - less than 1 / 4 of page size which is 16 kB; - but currently MySQL does not work with keys - whose size is > MAX_KEY_LENGTH */ - uint max_supported_key_length() const { return 3500; } - uint max_supported_key_part_length() const; - const key_map *keys_to_use_for_scanning() { return &key_map_full; } - - int open(const char *name, int mode, uint test_if_locked); - int close(void); - double scan_time(); - double read_time(uint index, uint ranges, ha_rows rows); - - int write_row(byte * buf); - int update_row(const byte * old_data, byte * new_data); - int delete_row(const byte * buf); - bool was_semi_consistent_read(); - void try_semi_consistent_read(bool yes); - void unlock_row(); - - int index_init(uint index, bool sorted); - int index_end(); - int index_read(byte * buf, const byte * key, - uint key_len, enum ha_rkey_function find_flag); - int index_read_idx(byte * buf, uint index, const byte * key, - uint key_len, enum ha_rkey_function find_flag); - int index_read_last(byte * buf, const byte * key, uint key_len); - int index_next(byte * buf); - int index_next_same(byte * buf, const byte *key, uint keylen); - int index_prev(byte * buf); - int index_first(byte * buf); - int index_last(byte * buf); - - int rnd_init(bool scan); - int rnd_end(); - int rnd_next(byte *buf); - int rnd_pos(byte * buf, byte *pos); - - void position(const byte *record); - void info(uint); - int analyze(THD* thd,HA_CHECK_OPT* check_opt); - int optimize(THD* thd,HA_CHECK_OPT* check_opt); - int discard_or_import_tablespace(my_bool discard); - int extra(enum ha_extra_function operation); - int reset(); - int external_lock(THD *thd, int lock_type); - int transactional_table_lock(THD *thd, int lock_type); - int start_stmt(THD *thd, thr_lock_type lock_type); - void position(byte *record); - ha_rows records_in_range(uint inx, key_range *min_key, key_range - *max_key); - ha_rows estimate_rows_upper_bound(); - - int create(const char *name, register TABLE *form, - HA_CREATE_INFO *create_info); - int delete_all_rows(); - int delete_table(const char *name); - int rename_table(const char* from, const char* to); - int check(THD* thd, HA_CHECK_OPT* check_opt); - char* update_table_comment(const char* comment); - char* get_foreign_key_create_info(); - int get_foreign_key_list(THD *thd, List<FOREIGN_KEY_INFO> *f_key_list); - bool can_switch_engines(); - uint referenced_by_foreign_key(); - void free_foreign_key_create_info(char* str); - THR_LOCK_DATA **store_lock(THD *thd, THR_LOCK_DATA **to, - enum thr_lock_type lock_type); - void init_table_handle_for_HANDLER(); - virtual void get_auto_increment(ulonglong offset, ulonglong increment, - ulonglong nb_desired_values, - ulonglong *first_value, - ulonglong *nb_reserved_values); - int reset_auto_increment(ulonglong value); - - virtual bool get_error_message(int error, String *buf); - - uint8 table_cache_type() { return HA_CACHE_TBL_ASKTRANSACT; } - /* - ask handler about permission to cache table during query registration - */ - my_bool register_query_cache_table(THD *thd, char *table_key, - uint key_length, - qc_engine_callback *call_back, - ulonglong *engine_data) - { - *call_back= innobase_query_caching_of_table_permitted; - *engine_data= 0; - return innobase_query_caching_of_table_permitted(thd, table_key, - key_length, - engine_data); - } - static char *get_mysql_bin_log_name(); - static ulonglong get_mysql_bin_log_pos(); - bool primary_key_is_clustered() { return true; } - int cmp_ref(const byte *ref1, const byte *ref2); - bool check_if_incompatible_data(HA_CREATE_INFO *info, - uint table_changes); - void build_template(struct row_prebuilt_struct *prebuilt, THD *thd, - TABLE *table, uint templ_type); -}; - -extern SHOW_VAR innodb_status_variables[]; -extern ulong innobase_fast_shutdown; -extern ulong innobase_large_page_size; -extern long innobase_mirrored_log_groups, innobase_log_files_in_group; -extern longlong innobase_buffer_pool_size, innobase_log_file_size; -extern long innobase_log_buffer_size; -extern long innobase_additional_mem_pool_size; -extern long innobase_buffer_pool_awe_mem_mb; -extern long innobase_file_io_threads, innobase_lock_wait_timeout; -extern long innobase_force_recovery; -extern long innobase_open_files; -extern char *innobase_data_home_dir, *innobase_data_file_path; -extern char *innobase_log_group_home_dir, *innobase_log_arch_dir; -extern char *innobase_unix_file_flush_method; -/* The following variables have to be my_bool for SHOW VARIABLES to work */ -extern my_bool innobase_log_archive, - innobase_use_doublewrite, - innobase_use_checksums, - innobase_use_large_pages, - innobase_use_native_aio, - innobase_file_per_table, innobase_locks_unsafe_for_binlog, - innobase_create_status_file; -extern "C" { -extern ulong srv_max_buf_pool_modified_pct; -extern ulong srv_max_purge_lag; -extern ulong srv_auto_extend_increment; -extern ulong srv_n_spin_wait_rounds; -extern ulong srv_n_free_tickets_to_enter; -extern ulong srv_thread_sleep_delay; -extern ulong srv_thread_concurrency; -extern ulong srv_commit_concurrency; -extern ulong srv_flush_log_at_trx_commit; -} - -int innobase_init(void); -int innobase_end(ha_panic_function type); -bool innobase_flush_logs(void); -uint innobase_get_free_space(void); - -/* - don't delete it - it may be re-enabled later - as an optimization for the most common case InnoDB+binlog -*/ -#if 0 -int innobase_report_binlog_offset_and_commit( - THD* thd, - void* trx_handle, - char* log_file_name, - my_off_t end_offset); -int innobase_commit_complete(void* trx_handle); -void innobase_store_binlog_offset_and_flush_log(char *binlog_name,longlong offset); -#endif - -void innobase_drop_database(char *path); -bool innobase_show_status(THD* thd, stat_print_fn*, enum ha_stat_type); - -int innobase_release_temporary_latches(THD *thd); - -void innobase_store_binlog_offset_and_flush_log(char *binlog_name,longlong offset); - -int innobase_start_trx_and_assign_read_view(THD* thd); - -/*********************************************************************** -This function is used to prepare X/Open XA distributed transaction */ - -int innobase_xa_prepare( -/*====================*/ - /* out: 0 or error number */ - THD* thd, /* in: handle to the MySQL thread of the user - whose XA transaction should be prepared */ - bool all); /* in: TRUE - commit transaction - FALSE - the current SQL statement ended */ - -/*********************************************************************** -This function is used to recover X/Open XA distributed transactions */ - -int innobase_xa_recover( -/*====================*/ - /* out: number of prepared transactions - stored in xid_list */ - XID* xid_list, /* in/out: prepared transactions */ - uint len); /* in: number of slots in xid_list */ - -/*********************************************************************** -This function is used to commit one X/Open XA distributed transaction -which is in the prepared state */ - -int innobase_commit_by_xid( -/*=======================*/ - /* out: 0 or error number */ - XID* xid); /* in : X/Open XA Transaction Identification */ - -/*********************************************************************** -This function is used to rollback one X/Open XA distributed transaction -which is in the prepared state */ - -int innobase_rollback_by_xid( - /* out: 0 or error number */ - XID *xid); /* in : X/Open XA Transaction Identification */ - - -/*********************************************************************** -Create a consistent view for a cursor based on current transaction -which is created if the corresponding MySQL thread still lacks one. -This consistent view is then used inside of MySQL when accessing records -using a cursor. */ - -void* -innobase_create_cursor_view(void); -/*=============================*/ - /* out: Pointer to cursor view or NULL */ - -/*********************************************************************** -Close the given consistent cursor view of a transaction and restore -global read view to a transaction read view. Transaction is created if the -corresponding MySQL thread still lacks one. */ - -void -innobase_close_cursor_view( -/*=======================*/ - void* curview); /* in: Consistent read view to be closed */ - -/*********************************************************************** -Set the given consistent cursor view to a transaction which is created -if the corresponding MySQL thread still lacks one. If the given -consistent cursor view is NULL global read view of a transaction is -restored to a transaction read view. */ - -void -innobase_set_cursor_view( -/*=====================*/ - void* curview); /* in: Consistent read view to be set */ |