1/***************************************************************************** 2 3Copyright (c) 2011, 2018, Oracle and/or its affiliates. All Rights Reserved. 4 5This program is free software; you can redistribute it and/or modify it under 6the terms of the GNU General Public License, version 2.0, as published by the 7Free Software Foundation. 8 9This program is also distributed with certain software (including but not 10limited to OpenSSL) that is licensed under separate terms, as designated in a 11particular file or component or in included license documentation. The authors 12of MySQL hereby grant you an additional permission to link the program and 13your derivative works with the separately licensed software that they have 14included with MySQL. 15 16This program is distributed in the hope that it will be useful, but WITHOUT 17ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 18FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0, 19for more details. 20 21You should have received a copy of the GNU General Public License along with 22this program; if not, write to the Free Software Foundation, Inc., 2351 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 24 25*****************************************************************************/ 26 27/** @file include/row0log.ic 28 Modification log for online index creation and online table rebuild 29 30 Created 2012-10-18 Marko Makela 31 *******************************************************/ 32 33#include "dict0dict.h" 34 35#ifndef UNIV_HOTBACKUP 36/** Free the row log for an index on which online creation was aborted. */ 37UNIV_INLINE 38void row_log_abort_sec(dict_index_t *index) /*!< in/out: index (x-latched) */ 39{ 40 ut_ad(rw_lock_own(dict_index_get_lock(index), RW_LOCK_X)); 41 42 ut_ad(!index->is_clustered()); 43 dict_index_set_online_status(index, ONLINE_INDEX_ABORTED); 44 row_log_free(index->online_log); 45} 46 47/** Try to log an operation to a secondary index that is 48 (or was) being created. 49 @retval true if the operation was logged or can be ignored 50 @retval false if online index creation is not taking place */ 51UNIV_INLINE 52bool row_log_online_op_try( 53 dict_index_t *index, /*!< in/out: index, S or X latched */ 54 const dtuple_t *tuple, /*!< in: index tuple */ 55 trx_id_t trx_id) /*!< in: transaction ID for insert, 56 or 0 for delete */ 57{ 58 ut_ad(rw_lock_own_flagged(dict_index_get_lock(index), 59 RW_LOCK_FLAG_S | RW_LOCK_FLAG_X | RW_LOCK_FLAG_SX)); 60 61 switch (dict_index_get_online_status(index)) { 62 case ONLINE_INDEX_COMPLETE: 63 /* This is a normal index. Do not log anything. 64 The caller must perform the operation on the 65 index tree directly. */ 66 return (false); 67 case ONLINE_INDEX_CREATION: 68 /* The index is being created online. Log the 69 operation. */ 70 row_log_online_op(index, tuple, trx_id); 71 break; 72 case ONLINE_INDEX_ABORTED: 73 case ONLINE_INDEX_ABORTED_DROPPED: 74 /* The index was created online, but the operation was 75 aborted. Do not log the operation and tell the caller 76 to skip the operation. */ 77 break; 78 } 79 80 return (true); 81} 82#endif /* !UNIV_HOTBACKUP */ 83