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/*****************************************************************************
Copyright (c) 2011, 2015, Oracle and/or its affiliates. All Rights Reserved.
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
*****************************************************************************/
/**************************************************//**
@file include/row0log.ic
Modification log for online index creation and online table rebuild
Created 2012-10-18 Marko Makela
*******************************************************/
#include "dict0dict.h"
/******************************************************//**
Free the row log for an index on which online creation was aborted. */
UNIV_INLINE
void
row_log_abort_sec(
/*===============*/
dict_index_t* index) /*!< in/out: index (x-latched) */
{
ut_ad(rw_lock_own(dict_index_get_lock(index), RW_LOCK_X));
ut_ad(!dict_index_is_clust(index));
dict_index_set_online_status(index, ONLINE_INDEX_ABORTED);
row_log_free(index->online_log);
}
/******************************************************//**
Try to log an operation to a secondary index that is
(or was) being created.
@retval true if the operation was logged or can be ignored
@retval false if online index creation is not taking place */
UNIV_INLINE
bool
row_log_online_op_try(
/*==================*/
dict_index_t* index, /*!< in/out: index, S or X latched */
const dtuple_t* tuple, /*!< in: index tuple */
trx_id_t trx_id) /*!< in: transaction ID for insert,
or 0 for delete */
{
ut_ad(rw_lock_own_flagged(
dict_index_get_lock(index),
RW_LOCK_FLAG_S | RW_LOCK_FLAG_X | RW_LOCK_FLAG_SX));
switch (dict_index_get_online_status(index)) {
case ONLINE_INDEX_COMPLETE:
/* This is a normal index. Do not log anything.
The caller must perform the operation on the
index tree directly. */
return(false);
case ONLINE_INDEX_CREATION:
/* The index is being created online. Log the
operation. */
row_log_online_op(index, tuple, trx_id);
break;
case ONLINE_INDEX_ABORTED:
case ONLINE_INDEX_ABORTED_DROPPED:
/* The index was created online, but the operation was
aborted. Do not log the operation and tell the caller
to skip the operation. */
break;
}
return(true);
}
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