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Merge abelkin@work.mysql.com:/home/bk/mysql-4.1

Browse source 
into sanja.is.com.ua:/home/bell/mysql/mysql-4.1
This commit is contained in:
bell@sanja.is.com.ua 2003-01-14 19:18:09 +02:00
commit 809af00b06
6 changed files with 44 additions and 12 deletions
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3
include/m_string.h
View file

@ -31,6 +31,9 @@
#include <string.h>
#endif
/* need by my_vsnprintf */
#include <stdarg.h>
/* Correct some things for UNIXWARE7 */
#ifdef HAVE_UNIXWARE7_THREADS
#undef HAVE_STRINGS_H

2
mysql-test/r/union.result
View file

@ -85,7 +85,7 @@ a b
2 b
1 a
(select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1) order by t1.b;
Table 't1' from one of SELECT's can not be used in order clause
Table 't1' from one of SELECT's can not be used in global ORDER clause
explain (select a,b from t1 limit 2) union all (select a,b from t2 order by a limit 1) order by b desc;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 4

8
sql/sql_base.cc
View file

@ -1749,12 +1749,8 @@ find_field_in_tables(THD *thd, Item_ident *item, TABLE_LIST *tables,
}
if (report_error)
{
if (thd->lex.current_select->get_master()->order_list.elements)
my_printf_error(ER_TABLENAME_NOT_ALLOWED_HERE, ER(ER_TABLENAME_NOT_ALLOWED_HERE),
MYF(0), table_name, thd->where);
else
my_printf_error(ER_UNKNOWN_TABLE, ER(ER_UNKNOWN_TABLE), MYF(0),
table_name, thd->where);
my_printf_error(ER_UNKNOWN_TABLE, ER(ER_UNKNOWN_TABLE), MYF(0),
table_name, thd->where);
}
else
return (Field*) not_found_field;

2
sql/sql_lex.cc
View file

@ -943,7 +943,7 @@ int yylex(void *arg, void *yythd)
void st_select_lex_node::init_query()
{
dependent= 0;
no_table_names_allowed= dependent= 0;
}
void st_select_lex_node::init_select()

1
sql/sql_lex.h
View file

@ -212,6 +212,7 @@ public:
bool with_sum_func;
bool create_refs;
bool dependent; /* dependent from outer select subselect */
bool no_table_names_allowed; /* used for global order by */
static void *operator new(size_t size)
{

40
sql/sql_yacc.yy
View file

@ -3740,17 +3740,41 @@ simple_ident:
}
| ident '.' ident
{
SELECT_LEX_NODE *sel=Select;
THD *thd= YYTHD;
LEX *lex= &thd->lex;
SELECT_LEX_NODE *sel= lex->current_select;
if (sel->no_table_names_allowed)
{
my_printf_error(ER_TABLENAME_NOT_ALLOWED_HERE,
ER(ER_TABLENAME_NOT_ALLOWED_HERE),
MYF(0), $1.str, thd->where);
}
$$ = !sel->create_refs || sel->get_in_sum_expr() > 0 ? (Item*) new Item_field(NullS,$1.str,$3.str) : (Item*) new Item_ref(NullS,$1.str,$3.str);
}
| '.' ident '.' ident
{
SELECT_LEX_NODE *sel=Select;
THD *thd= YYTHD;
LEX *lex= &thd->lex;
SELECT_LEX_NODE *sel= lex->current_select;
if (sel->no_table_names_allowed)
{
my_printf_error(ER_TABLENAME_NOT_ALLOWED_HERE,
ER(ER_TABLENAME_NOT_ALLOWED_HERE),
MYF(0), $2.str, thd->where);
}
$$ = !sel->create_refs || sel->get_in_sum_expr() > 0 ? (Item*) new Item_field(NullS,$2.str,$4.str) : (Item*) new Item_ref(NullS,$2.str,$4.str);
}
| ident '.' ident '.' ident
{
SELECT_LEX_NODE *sel=Select;
THD *thd= YYTHD;
LEX *lex= &thd->lex;
SELECT_LEX_NODE *sel= lex->current_select;
if (sel->no_table_names_allowed)
{
my_printf_error(ER_TABLENAME_NOT_ALLOWED_HERE,
ER(ER_TABLENAME_NOT_ALLOWED_HERE),
MYF(0), $3.str, thd->where);
}
$$ = !sel->create_refs || sel->get_in_sum_expr() > 0 ? (Item*) new Item_field((YYTHD->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str) : (Item*) new Item_ref((YYTHD->client_capabilities & CLIENT_NO_SCHEMA ? NullS :$1.str),$3.str,$5.str);
};
@ -4535,7 +4559,8 @@ optional_order_or_limit:
/* Empty */ {}
|
{
LEX *lex=Lex;
THD *thd= YYTHD;
LEX *lex= &thd->lex;
if (!lex->current_select->linkage == GLOBAL_OPTIONS_TYPE)
{
send_error(lex->thd, ER_SYNTAX_ERROR);
@ -4547,8 +4572,15 @@ optional_order_or_limit:
lex->current_select= sel->master_unit();
lex->current_select->select_limit=
lex->thd->variables.select_limit;
lex->current_select->no_table_names_allowed= 1;
thd->where= "global ORDER clause";
}
order_or_limit
{
THD *thd= YYTHD;
thd->lex.current_select->no_table_names_allowed= 0;
thd->where= "";
}
;
order_or_limit: