From a175314c3e5827eb193872241446f2f8f5c9d33c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:07:14 +0200 Subject: Adding upstream version 1:10.5.12. Signed-off-by: Daniel Baumann --- storage/maria/ma_state.h | 91 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 storage/maria/ma_state.h (limited to 'storage/maria/ma_state.h') diff --git a/storage/maria/ma_state.h b/storage/maria/ma_state.h new file mode 100644 index 00000000..b27b75f5 --- /dev/null +++ b/storage/maria/ma_state.h @@ -0,0 +1,91 @@ +/* Copyright (C) 2008 Sun AB & Michael Widenius + + 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; version 2 of the License. + + 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */ + +#ifndef MA_STATE_INCLUDED +#define MA_STATE_INCLUDED +C_MODE_START + +/* Struct to store tables in use by one transaction */ + +typedef struct st_maria_status_info +{ + ha_rows records; /* Rows in table */ + ha_rows del; /* Removed rows */ + my_off_t empty; /* lost space in datafile */ + my_off_t key_empty; /* lost space in indexfile */ + my_off_t key_file_length; + my_off_t data_file_length; + ha_checksum checksum; + uint32 changed:1, /* Set if table was changed */ + no_transid:1; /* Set if no transid was set on rows */ +} MARIA_STATUS_INFO; + + +typedef struct st_used_tables { + struct st_used_tables *next; + struct st_maria_share *share; + MARIA_STATUS_INFO state_current; + MARIA_STATUS_INFO state_start; + uint use_count; +} MARIA_USED_TABLES; + + +/* Struct to store commit state at different times */ + +typedef struct st_state_history { + struct st_state_history *next; + TrID trid; + MARIA_STATUS_INFO state; +} MARIA_STATE_HISTORY; + + +/* struct to remember history for closed tables */ + +typedef struct st_state_history_closed { + LSN create_rename_lsn; + MARIA_STATE_HISTORY *state_history; +} MARIA_STATE_HISTORY_CLOSED; + + +my_bool _ma_setup_live_state(MARIA_HA *info); +MARIA_STATE_HISTORY *_ma_remove_not_visible_states(MARIA_STATE_HISTORY + *org_history, + my_bool all, + my_bool trman_is_locked); +void _ma_reset_state(MARIA_HA *info); +my_bool _ma_get_status(void* param, my_bool concurrent_insert); +void _ma_update_status(void* param); +void _ma_update_status_with_lock(MARIA_HA *info); +void _ma_restore_status(void *param); +void _ma_copy_status(void* to, void *from); +my_bool _ma_reset_update_flag(void *param, my_bool concurrent_insert); +my_bool _ma_start_trans(void* param); +my_bool _ma_check_status(void *param); +void maria_versioning(MARIA_HA *info, my_bool versioning); +void _ma_set_share_data_file_length(struct st_maria_share *share, + ulonglong new_length); +void _ma_copy_nontrans_state_information(MARIA_HA *info); +my_bool _ma_trnman_end_trans_hook(TRN *trn, my_bool commit, + my_bool active_transactions); +my_bool _ma_row_visible_always(MARIA_HA *info); +my_bool _ma_row_visible_non_transactional_table(MARIA_HA *info); +my_bool _ma_row_visible_transactional_table(MARIA_HA *info); +void _ma_remove_not_visible_states_with_lock(struct st_maria_share *share, + my_bool all); +void _ma_remove_table_from_trnman(MARIA_HA *info); +void _ma_reset_history(struct st_maria_share *share); + +C_MODE_END +#endif -- cgit v1.2.3