polardbxengine/storage/innobase/include/row0log.ic

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/*****************************************************************************
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*****************************************************************************/
/** @file include/row0log.ic
Modification log for online index creation and online table rebuild
Created 2012-10-18 Marko Makela
*******************************************************/
#include "dict0dict.h"
#ifndef UNIV_HOTBACKUP
/** 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(!index->is_clustered());
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);
}
#endif /* !UNIV_HOTBACKUP */