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Merge 4.1 -> 5.0

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This commit is contained in:
pem@mysql.com
2004-05-07 18:52:06 +02:00
parent e1182c5226 df8e3eac45
commit bf45960eef
2201 changed files with 519910 additions and 8438 deletions
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75
sql/sql_base.cc
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@ -444,7 +444,7 @@ bool close_thread_table(THD *thd, TABLE **table_ptr)
else
{
// Free memory and reset for next loop
table->file->extra(HA_EXTRA_RESET);
table->file->reset();
}
table->in_use=0;
if (unused_tables)
@ -1029,14 +1029,15 @@ bool reopen_table(TABLE *table,bool locked)
*table=tmp;
table->file->change_table_ptr(table);
DBUG_ASSERT(table->table_name);
for (field=table->field ; *field ; field++)
{
(*field)->table=table;
(*field)->table= (*field)->orig_table= table;
(*field)->table_name=table->table_name;
}
for (key=0 ; key < table->keys ; key++)
for (part=0 ; part < table->key_info[key].usable_key_parts ; part++)
table->key_info[key].key_part[part].field->table=table;
table->key_info[key].key_part[part].field->table= table;
VOID(pthread_cond_broadcast(&COND_refresh));
error=0;
@ -1317,18 +1318,34 @@ static int open_unireg_entry(THD *thd, TABLE *entry, const char *db,
{
char path[FN_REFLEN];
int error;
uint discover_retry_count= 0;
DBUG_ENTER("open_unireg_entry");
strxmov(path, mysql_data_home, "/", db, "/", name, NullS);
if (openfrm(path,alias,
while (openfrm(path,alias,
(uint) (HA_OPEN_KEYFILE | HA_OPEN_RNDFILE | HA_GET_INDEX |
HA_TRY_READ_ONLY),
READ_KEYINFO | COMPUTE_TYPES | EXTRA_RECORD,
thd->open_options, entry))
{
if (!entry->crashed)
goto err; // Can't repair the table
{
/*
Frm file could not be found on disk
Since it does not exist, no one can be using it
LOCK_open has been locked to protect from someone else
trying to discover the table at the same time.
*/
if (discover_retry_count++ != 0)
goto err;
if (create_table_from_handler(db, name, true) != 0)
goto err;
thd->clear_error(); // Clear error message
continue;
}
// Code below is for repairing a crashed file
TABLE_LIST table_list;
bzero((char*) &table_list, sizeof(table_list)); // just for safe
table_list.db=(char*) db;
@ -1374,6 +1391,7 @@ static int open_unireg_entry(THD *thd, TABLE *entry, const char *db,
if (error)
goto err;
break;
}
/*
If we are here, there was no fatal error (but error may be still
@ -2589,9 +2607,15 @@ static void mysql_rm_tmp_tables(void)
/* Remove all SQLxxx tables from directory */
for (idx=2 ; idx < (uint) dirp->number_off_files ; idx++)
for (idx=0 ; idx < (uint) dirp->number_off_files ; idx++)
{
file=dirp->dir_entry+idx;
/* skiping . and .. */
if (file->name[0] == '.' && (!file->name[1] ||
(file->name[1] == '.' && !file->name[2])))
continue;
if (!bcmp(file->name,tmp_file_prefix,tmp_file_prefix_length))
{
sprintf(filePath,"%s%s",tmpdir,file->name);
@ -2604,45 +2628,6 @@ static void mysql_rm_tmp_tables(void)
}
/*
CREATE INDEX and DROP INDEX are implemented by calling ALTER TABLE with
the proper arguments. This isn't very fast but it should work for most
cases.
One should normally create all indexes with CREATE TABLE or ALTER TABLE.
*/
int mysql_create_index(THD *thd, TABLE_LIST *table_list, List<Key> &keys)
{
List<create_field> fields;
List<Alter_drop> drop;
List<Alter_column> alter;
HA_CREATE_INFO create_info;
DBUG_ENTER("mysql_create_index");
bzero((char*) &create_info,sizeof(create_info));
create_info.db_type=DB_TYPE_DEFAULT;
create_info.default_table_charset= thd->variables.collation_database;
DBUG_RETURN(mysql_alter_table(thd,table_list->db,table_list->real_name,
&create_info, table_list,
fields, keys, drop, alter, 0, (ORDER*)0,
DUP_ERROR));
}
int mysql_drop_index(THD *thd, TABLE_LIST *table_list, List<Alter_drop> &drop)
{
List<create_field> fields;
List<Key> keys;
List<Alter_column> alter;
HA_CREATE_INFO create_info;
DBUG_ENTER("mysql_drop_index");
bzero((char*) &create_info,sizeof(create_info));
create_info.db_type=DB_TYPE_DEFAULT;
create_info.default_table_charset= thd->variables.collation_database;
DBUG_RETURN(mysql_alter_table(thd,table_list->db,table_list->real_name,
&create_info, table_list,
fields, keys, drop, alter, 0, (ORDER*)0,
DUP_ERROR));
}
/*****************************************************************************
unireg support functions