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authorunknown <serg@sergbook.mysql.com>2006-05-09 15:14:29 -0400
committerunknown <serg@sergbook.mysql.com>2006-05-09 15:14:29 -0400
commitba71026e0374b97324a4a0f2887e2df846911c9d (patch)
treef1795e396995d3b6954de2c4a867d47e69151cae /sql/opt_range.cc
parent7b111efc2338c136a48c8839f670b046b30056f0 (diff)
downloadmariadb-git-ba71026e0374b97324a4a0f2887e2df846911c9d.tar.gz
fix HA_ERR_RECORD_DELETED for falcon
Diffstat (limited to 'sql/opt_range.cc')
-rw-r--r--sql/opt_range.cc161
1 files changed, 85 insertions, 76 deletions
diff --git a/sql/opt_range.cc b/sql/opt_range.cc
index e4eb6e8ab3f..9ab1063d6b2 100644
--- a/sql/opt_range.cc
+++ b/sql/opt_range.cc
@@ -4306,7 +4306,8 @@ TRP_ROR_INTERSECT *get_best_covering_ror_intersect(PARAM *param,
DBUG_EXECUTE("info", print_ror_scans_arr(param->table,
"building covering ROR-I",
ror_scan_mark, ror_scans_end););
- do {
+ do
+ {
/*
Update changed sorting info:
#covered fields,
@@ -7387,64 +7388,69 @@ int QUICK_ROR_INTERSECT_SELECT::get_next()
uint last_rowid_count=0;
DBUG_ENTER("QUICK_ROR_INTERSECT_SELECT::get_next");
- /* Get a rowid for first quick and save it as a 'candidate' */
- quick= quick_it++;
- if (cpk_quick)
+ do
{
- do {
+ /* Get a rowid for first quick and save it as a 'candidate' */
+ quick= quick_it++;
+ if (cpk_quick)
+ {
+ do
+ {
+ error= quick->get_next();
+ }while (!error && !cpk_quick->row_in_ranges());
+ }
+ else
error= quick->get_next();
- }while (!error && !cpk_quick->row_in_ranges());
- }
- else
- error= quick->get_next();
- if (error)
- DBUG_RETURN(error);
+ if (error)
+ DBUG_RETURN(error);
- quick->file->position(quick->record);
- memcpy(last_rowid, quick->file->ref, head->file->ref_length);
- last_rowid_count= 1;
+ quick->file->position(quick->record);
+ memcpy(last_rowid, quick->file->ref, head->file->ref_length);
+ last_rowid_count= 1;
- while (last_rowid_count < quick_selects.elements)
- {
- if (!(quick= quick_it++))
+ while (last_rowid_count < quick_selects.elements)
{
- quick_it.rewind();
- quick= quick_it++;
- }
-
- do {
- if ((error= quick->get_next()))
- DBUG_RETURN(error);
- quick->file->position(quick->record);
- cmp= head->file->cmp_ref(quick->file->ref, last_rowid);
- } while (cmp < 0);
+ if (!(quick= quick_it++))
+ {
+ quick_it.rewind();
+ quick= quick_it++;
+ }
- /* Ok, current select 'caught up' and returned ref >= cur_ref */
- if (cmp > 0)
- {
- /* Found a row with ref > cur_ref. Make it a new 'candidate' */
- if (cpk_quick)
+ do
+ {
+ if ((error= quick->get_next()))
+ DBUG_RETURN(error);
+ quick->file->position(quick->record);
+ cmp= head->file->cmp_ref(quick->file->ref, last_rowid);
+ } while (cmp < 0);
+
+ /* Ok, current select 'caught up' and returned ref >= cur_ref */
+ if (cmp > 0)
{
- while (!cpk_quick->row_in_ranges())
+ /* Found a row with ref > cur_ref. Make it a new 'candidate' */
+ if (cpk_quick)
{
- if ((error= quick->get_next()))
- DBUG_RETURN(error);
+ while (!cpk_quick->row_in_ranges())
+ {
+ if ((error= quick->get_next()))
+ DBUG_RETURN(error);
+ }
}
+ memcpy(last_rowid, quick->file->ref, head->file->ref_length);
+ last_rowid_count= 1;
+ }
+ else
+ {
+ /* current 'candidate' row confirmed by this select */
+ last_rowid_count++;
}
- memcpy(last_rowid, quick->file->ref, head->file->ref_length);
- last_rowid_count= 1;
- }
- else
- {
- /* current 'candidate' row confirmed by this select */
- last_rowid_count++;
}
- }
- /* We get here iff we got the same row ref in all scans. */
- if (need_to_fetch_row)
- error= head->file->rnd_pos(head->record[0], last_rowid);
+ /* We get here iff we got the same row ref in all scans. */
+ if (need_to_fetch_row)
+ error= head->file->rnd_pos(head->record[0], last_rowid);
+ } while (error == HA_ERR_RECORD_DELETED);
DBUG_RETURN(error);
}
@@ -7473,41 +7479,44 @@ int QUICK_ROR_UNION_SELECT::get_next()
do
{
- if (!queue.elements)
- DBUG_RETURN(HA_ERR_END_OF_FILE);
- /* Ok, we have a queue with >= 1 scans */
+ do
+ {
+ if (!queue.elements)
+ DBUG_RETURN(HA_ERR_END_OF_FILE);
+ /* Ok, we have a queue with >= 1 scans */
- quick= (QUICK_SELECT_I*)queue_top(&queue);
- memcpy(cur_rowid, quick->last_rowid, rowid_length);
+ quick= (QUICK_SELECT_I*)queue_top(&queue);
+ memcpy(cur_rowid, quick->last_rowid, rowid_length);
- /* put into queue rowid from the same stream as top element */
- if ((error= quick->get_next()))
- {
- if (error != HA_ERR_END_OF_FILE)
- DBUG_RETURN(error);
- queue_remove(&queue, 0);
- }
- else
- {
- quick->save_last_pos();
- queue_replaced(&queue);
- }
+ /* put into queue rowid from the same stream as top element */
+ if ((error= quick->get_next()))
+ {
+ if (error != HA_ERR_END_OF_FILE)
+ DBUG_RETURN(error);
+ queue_remove(&queue, 0);
+ }
+ else
+ {
+ quick->save_last_pos();
+ queue_replaced(&queue);
+ }
- if (!have_prev_rowid)
- {
- /* No rows have been returned yet */
- dup_row= FALSE;
- have_prev_rowid= TRUE;
- }
- else
- dup_row= !head->file->cmp_ref(cur_rowid, prev_rowid);
- }while (dup_row);
+ if (!have_prev_rowid)
+ {
+ /* No rows have been returned yet */
+ dup_row= FALSE;
+ have_prev_rowid= TRUE;
+ }
+ else
+ dup_row= !head->file->cmp_ref(cur_rowid, prev_rowid);
+ } while (dup_row);
- tmp= cur_rowid;
- cur_rowid= prev_rowid;
- prev_rowid= tmp;
+ tmp= cur_rowid;
+ cur_rowid= prev_rowid;
+ prev_rowid= tmp;
- error= head->file->rnd_pos(quick->record, prev_rowid);
+ error= head->file->rnd_pos(quick->record, prev_rowid);
+ } while (error == HA_ERR_RECORD_DELETED);
DBUG_RETURN(error);
}