database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

Merge gbichot3.local:/home/mysql_src/mysql-5.1-interval-move-next-insert-id

Browse Source 
into  gbichot3.local:/home/mysql_src/mysql-5.1
This commit is contained in:
guilhem@gbichot3.local
2006-07-09 22:50:02 +02:00
parent 17efd43b1a 0594e1b84b
commit bca3fc7800
30 changed files with 1223 additions and 390 deletions
Download Patch File Download Diff File Expand all files Collapse all files

142
sql/sql_insert.cc
View File

@ -411,7 +411,6 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
table->next_number_field=table->found_next_number_field;
error=0;
id=0;
thd->proc_info="update";
if (duplic != DUP_ERROR || ignore)
table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
@ -518,16 +517,6 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
else
#endif
error=write_record(thd, table ,&info);
/*
If auto_increment values are used, save the first one
for LAST_INSERT_ID() and for the update log.
We can't use insert_id() as we don't want to touch the
last_insert_id_used flag.
*/
if (! id && thd->insert_id_used)
{ // Get auto increment value
id= thd->last_insert_id;
}
if (error)
break;
thd->row_count++;
@ -535,6 +524,7 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
free_underlaid_joins(thd, &thd->lex->select_lex);
joins_freed= TRUE;
table->file->ha_release_auto_increment();
/*
Now all rows are inserted. Time to update logs and sends response to
@ -545,7 +535,6 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
{
if (!error)
{
id=0; // No auto_increment id
info.copied=values_list.elements;
end_delayed_insert(thd);
}
@ -559,11 +548,6 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
table->file->print_error(my_errno,MYF(0));
error=1;
}
if (id && values_list.elements != 1)
thd->insert_id(id); // For update log
else if (table->next_number_field && info.copied)
id=table->next_number_field->val_int(); // Return auto_increment value
transactional_table= table->file->has_transactions();
if ((changed= (info.copied || info.deleted || info.updated)))
@ -612,18 +596,27 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
}
}
thd->proc_info="end";
/*
We'll report to the client this id:
- if the table contains an autoincrement column and we successfully
inserted an autogenerated value, the autogenerated value.
- if the table contains no autoincrement column and LAST_INSERT_ID(X) was
called, X.
- if the table contains an autoincrement column, and some rows were
inserted, the id of the last "inserted" row (if IGNORE, that value may not
have been really inserted but ignored).
*/
id= (thd->first_successful_insert_id_in_cur_stmt > 0) ?
thd->first_successful_insert_id_in_cur_stmt :
(thd->arg_of_last_insert_id_function ?
thd->first_successful_insert_id_in_prev_stmt :
((table->next_number_field && info.copied) ?
table->next_number_field->val_int() : 0));
table->next_number_field=0;
thd->count_cuted_fields= CHECK_FIELD_IGNORE;
thd->next_insert_id=0; // Reset this if wrongly used
if (duplic != DUP_ERROR || ignore)
table->file->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
/* Reset value of LAST_INSERT_ID if no rows where inserted */
if (!info.copied && thd->insert_id_used)
{
thd->insert_id(0);
id=0;
}
if (error)
goto abort;
if (values_list.elements == 1 && (!(thd->options & OPTION_WARNINGS) ||
@ -645,8 +638,6 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
thd->row_count_func= info.copied+info.deleted+info.updated;
::send_ok(thd, (ulong) thd->row_count_func, id, buff);
}
if (table != NULL)
table->file->release_auto_increment();
thd->abort_on_warning= 0;
DBUG_RETURN(FALSE);
@ -656,7 +647,7 @@ abort:
end_delayed_insert(thd);
#endif
if (table != NULL)
table->file->release_auto_increment();
table->file->ha_release_auto_increment();
if (!joins_freed)
free_underlaid_joins(thd, &thd->lex->select_lex);
thd->abort_on_warning= 0;
@ -965,6 +956,8 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
int error, trg_error= 0;
char *key=0;
MY_BITMAP *save_read_set, *save_write_set;
ulonglong prev_insert_id= table->file->next_insert_id;
ulonglong insert_id_for_cur_row= 0;
DBUG_ENTER("write_record");
info->records++;
@ -977,6 +970,17 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
while ((error=table->file->ha_write_row(table->record[0])))
{
uint key_nr;
/*
If we do more than one iteration of this loop, from the second one the
row will have an explicit value in the autoinc field, which was set at
the first call of handler::update_auto_increment(). So we must save
the autogenerated value to avoid thd->insert_id_for_cur_row to become
0.
*/
if (table->file->insert_id_for_cur_row > 0)
insert_id_for_cur_row= table->file->insert_id_for_cur_row;
else
table->file->insert_id_for_cur_row= insert_id_for_cur_row;
bool is_duplicate_key_error;
if (table->file->is_fatal_error(error, HA_CHECK_DUP))
goto err;
@ -1007,7 +1011,7 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
if (info->handle_duplicates == DUP_REPLACE &&
table->next_number_field &&
key_nr == table->s->next_number_index &&
table->file->auto_increment_column_changed)
(insert_id_for_cur_row > 0))
goto err;
if (table->file->ha_table_flags() & HA_DUPLICATE_POS)
{
@ -1078,15 +1082,21 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
goto err;
}
info->updated++;
/*
If ON DUP KEY UPDATE updates a row instead of inserting one, and
there is an auto_increment column, then SELECT LAST_INSERT_ID()
returns the id of the updated row:
*/
if (table->next_number_field)
table->file->adjust_next_insert_id_after_explicit_value(table->next_number_field->val_int());
{
longlong field_val= table->next_number_field->val_int();
thd->record_first_successful_insert_id_in_cur_stmt(field_val);
table->file->adjust_next_insert_id_after_explicit_value(field_val);
}
trg_error= (table->triggers &&
table->triggers->process_triggers(thd, TRG_EVENT_UPDATE,
TRG_ACTION_AFTER, TRUE));
info->copied++;
goto ok_or_after_trg_err;
info->copiedgoto ok_or_after_trg_err;
}
else /* DUP_REPLACE */
{
@ -1114,6 +1124,7 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
table->record[0])))
goto err;
info->deleted++;
thd->record_first_successful_insert_id_in_cur_stmt(table->file->insert_id_for_cur_row);
/*
Since we pretend that we have done insert we should call
its after triggers.
@ -1142,6 +1153,7 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
}
}
}
thd->record_first_successful_insert_id_in_cur_stmt(table->file->insert_id_for_cur_row);
/*
Restore column maps if they where replaced during an duplicate key
problem.
@ -1155,12 +1167,13 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
if (!info->ignore ||
table->file->is_fatal_error(error, HA_CHECK_DUP))
goto err;
table->file->restore_auto_increment();
table->file->restore_auto_increment(prev_insert_id);
goto ok_or_after_trg_err;
}
after_trg_n_copied_inc:
info->copied++;
thd->record_first_successful_insert_id_in_cur_stmt(table->file->insert_id_for_cur_row);
trg_error= (table->triggers &&
table->triggers->process_triggers(thd, TRG_EVENT_INSERT,
TRG_ACTION_AFTER, TRUE));
@ -1243,8 +1256,9 @@ public:
char *record;
enum_duplicates dup;
time_t start_time;
bool query_start_used,last_insert_id_used,insert_id_used, ignore, log_query;
ulonglong last_insert_id;
bool query_start_used, ignore, log_query;
bool stmt_depends_on_first_successful_insert_id_in_prev_stmt;
ulonglong first_successful_insert_id_in_prev_stmt;
timestamp_auto_set_type timestamp_field_type;
LEX_STRING query;
@ -1655,9 +1669,16 @@ write_delayed(THD *thd,TABLE *table, enum_duplicates duplic,
memcpy(row->record, table->record[0], table->s->reclength);
row->start_time= thd->start_time;
row->query_start_used= thd->query_start_used;
row->last_insert_id_used= thd->last_insert_id_used;
row->insert_id_used= thd->insert_id_used;
row->last_insert_id= thd->last_insert_id;
/*
those are for the binlog: LAST_INSERT_ID() has been evaluated at this
time, so record does not need it, but statement-based binlogging of the
INSERT will need when the row is actually inserted.
As for SET INSERT_ID, DELAYED does not honour it (BUG#20830).
*/
row->stmt_depends_on_first_successful_insert_id_in_prev_stmt=
thd->stmt_depends_on_first_successful_insert_id_in_prev_stmt;
row->first_successful_insert_id_in_prev_stmt=
thd->first_successful_insert_id_in_prev_stmt;
row->timestamp_field_type= table->timestamp_field_type;
di->rows.push_back(row);
@ -1911,6 +1932,7 @@ pthread_handler_t handle_delayed_insert(void *arg)
MYSQL_LOCK *lock=thd->lock;
thd->lock=0;
pthread_mutex_unlock(&di->mutex);
di->table->file->ha_release_auto_increment();
mysql_unlock_tables(thd, lock);
di->group_count=0;
pthread_mutex_lock(&di->mutex);
@ -2023,13 +2045,6 @@ bool delayed_insert::handle_inserts(void)
table->file->extra(HA_EXTRA_WRITE_CACHE);
pthread_mutex_lock(&mutex);
/* Reset auto-increment cacheing */
if (thd.clear_next_insert_id)
{
thd.next_insert_id= 0;
thd.clear_next_insert_id= 0;
}
while ((row=rows.get()))
{
stacked_inserts--;
@ -2038,9 +2053,12 @@ bool delayed_insert::handle_inserts(void)
thd.start_time=row->start_time;
thd.query_start_used=row->query_start_used;
thd.last_insert_id=row->last_insert_id;
thd.last_insert_id_used=row->last_insert_id_used;
thd.insert_id_used=row->insert_id_used;
/* for the binlog, forget auto_increment ids generated by previous rows */
thd.auto_inc_intervals_in_cur_stmt_for_binlog.empty();
thd.first_successful_insert_id_in_prev_stmt=
row->first_successful_insert_id_in_prev_stmt;
thd.stmt_depends_on_first_successful_insert_id_in_prev_stmt=
row->stmt_depends_on_first_successful_insert_id_in_prev_stmt;
table->timestamp_field_type= row->timestamp_field_type;
info.ignore= row->ignore;
@ -2232,7 +2250,7 @@ select_insert::select_insert(TABLE_LIST *table_list_par, TABLE *table_par,
enum_duplicates duplic,
bool ignore_check_option_errors)
:table_list(table_list_par), table(table_par), fields(fields_par),
last_insert_id(0),
autoinc_value_of_last_inserted_row(0),
insert_into_view(table_list_par && table_list_par->view != 0)
{
bzero((char*) &info,sizeof(info));
@ -2440,16 +2458,21 @@ bool select_insert::send_data(List<Item> &values)
}
if (table->next_number_field)
{
/*
If no value has been autogenerated so far, we need to remember the
value we just saw, we may need to send it to client in the end.
*/
if (thd->first_successful_insert_id_in_cur_stmt == 0) // optimization
autoinc_value_of_last_inserted_row=
table->next_number_field->val_int();
/*
Clear auto-increment field for the next record, if triggers are used
we will clear it twice, but this should be cheap.
*/
table->next_number_field->reset();
if (!last_insert_id && thd->insert_id_used)
last_insert_id= thd->insert_id();
}
}
table->file->release_auto_increment();
table->file->ha_release_auto_increment();
DBUG_RETURN(error);
}
@ -2511,8 +2534,6 @@ void select_insert::send_error(uint errcode,const char *err)
{
if (!table->file->has_transactions())
{
if (last_insert_id)
thd->insert_id(last_insert_id); // For binary log
if (mysql_bin_log.is_open())
{
thd->binlog_query(THD::ROW_QUERY_TYPE, thd->query, thd->query_length,
@ -2532,6 +2553,7 @@ void select_insert::send_error(uint errcode,const char *err)
bool select_insert::send_eof()
{
int error,error2;
ulonglong id;
DBUG_ENTER("select_insert::send_eof");
error= (!thd->prelocked_mode) ? table->file->ha_end_bulk_insert():0;
@ -2557,8 +2579,6 @@ bool select_insert::send_eof()
thd->options|= OPTION_STATUS_NO_TRANS_UPDATE;
}
if (last_insert_id)
thd->insert_id(last_insert_id); // For binary log
/*
Write to binlog before commiting transaction. No statement will
be written by the binlog_query() below in RBR mode. All the
@ -2588,7 +2608,13 @@ bool select_insert::send_eof()
sprintf(buff, ER(ER_INSERT_INFO), (ulong) info.records,
(ulong) (info.deleted+info.updated), (ulong) thd->cuted_fields);
thd->row_count_func= info.copied+info.deleted+info.updated;
::send_ok(thd, (ulong) thd->row_count_func, last_insert_id, buff);
id= (thd->first_successful_insert_id_in_cur_stmt > 0) ?
thd->first_successful_insert_id_in_cur_stmt :
(thd->arg_of_last_insert_id_function ?
thd->first_successful_insert_id_in_prev_stmt :
(info.copied ? autoinc_value_of_last_inserted_row : 0));
::send_ok(thd, (ulong) thd->row_count_func, id, buff);
DBUG_RETURN(0);
}