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new show create view output

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mysqldump view support (BUG#4972)
workaround to allow view work after LOCK TABLES
This commit is contained in:
bell@sanja.is.com.ua
2004-09-24 12:50:10 +03:00
parent 8cd9fd44b2
commit 2264bb01ca
6 changed files with 309 additions and 58 deletions
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30
sql/sql_base.cc
View File

@ -906,6 +906,36 @@ TABLE *open_table(THD *thd, TABLE_LIST *table_list, MEM_ROOT *mem_root,
goto reset;
}
}
/*
is it view?
(it is work around to allow to open view with locked tables,
real fix will be made after definition cache will be made)
*/
{
char path[FN_REFLEN];
strxnmov(path, FN_REFLEN, mysql_data_home, "/", table_list->db, "/",
table_list->real_name, reg_ext, NullS);
(void) unpack_filename(path, path);
if (mysql_frm_type(path) == FRMTYPE_VIEW)
{
VOID(pthread_mutex_lock(&LOCK_open));
if (open_unireg_entry(thd, table, table_list->db,
table_list->real_name,
alias, table_list, mem_root))
{
table->next=table->prev=table;
free_cache_entry(table);
}
else
{
DBUG_ASSERT(table_list->view);
my_free((gptr)table, MYF(0));
VOID(pthread_mutex_unlock(&LOCK_open));
DBUG_RETURN(0); // VIEW
}
VOID(pthread_mutex_unlock(&LOCK_open));
}
}
my_printf_error(ER_TABLE_NOT_LOCKED,ER(ER_TABLE_NOT_LOCKED),MYF(0),alias);
DBUG_RETURN(0);
}