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now all tables of query are locked in one place (including derived tables)

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fixed BUG#2120 and other problem with EXPLAINing derived tables


mysql-test/r/derived.result:
  correct tables names & Co in derived tables
  test case for BUG#2120
mysql-test/t/derived.test:
  test case for BUG#2120
sql/mysql_priv.h:
  derived tables processing moved after open/locking all tables (in open_and_lock_tables)
sql/repl_failsafe.cc:
  correct initialization of TABLE_LIST
sql/sql_acl.cc:
  used simple table opening without derived table processing to avoid unneeded initialization of SELECT_LEX
sql/sql_base.cc:
  derived tables processing moved after open/locking all tables (in open_and_lock_tables)
sql/sql_delete.cc:
  all tables processing is done during opening
sql/sql_derived.cc:
  derived tables processing moved after open/locking all tables (in open_and_lock_tables) to sutisfy "all query tables locking" at the moment
sql/sql_insert.cc:
  all tables processing is done during opening
  correct initialization of TABLE_LIST
sql/sql_lex.cc:
  now table list will be created for whole query
  layout fix
  correct check of updated table in subqueries
sql/sql_lex.h:
  now table list will be created for whole query
  correct check of updated table in subqueries
sql/sql_olap.cc:
  THIS FUNCTION IS USED NOWHERE
  it will be good to remove it at all (handle_olaps)
sql/sql_parse.cc:
  derived tables processing moved after open/locking all tables (in open_and_lock_tables)
sql/sql_prepare.cc:
  new creating list parameters
  all tables processing is done during opening
sql/sql_select.cc:
  all tables processing is done during opening
sql/sql_select.h:
  now it used only within file where is defined
sql/sql_udf.cc:
  used simple table opening without derived table processing to avoid unneeded initialization of SELECT_LEX
sql/sql_update.cc:
  all tables processing is done during opening
This commit is contained in:
unknown
2004-02-01 15:30:32 +02:00
parent e7a336d869
commit 68c0a29987
18 changed files with 311 additions and 248 deletions
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4
sql/sql_insert.cc
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@@ -188,7 +188,6 @@ int mysql_insert(THD *thd,TABLE_LIST *table_list,
res= open_and_lock_tables(thd, table_list);
if (res)
DBUG_RETURN(-1);
fix_tables_pointers(thd->lex->all_selects_list);
table= table_list->table;
thd->proc_info="init";
@@ -646,7 +645,8 @@ public:
thd.command=COM_DELAYED_INSERT;
thd.lex->current_select= 0; /* for my_message_sql */
bzero((char*) &thd.net,sizeof(thd.net)); // Safety
bzero((char*) &thd.net, sizeof(thd.net)); // Safety
bzero((char*) &table_list, sizeof(table_list)); // Safety
thd.system_thread= SYSTEM_THREAD_DELAYED_INSERT;
thd.host_or_ip= "";
bzero((char*) &info,sizeof(info));