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Kirill Smelkov
mariadb
Commits
ab1ba134
Commit
ab1ba134
authored
May 24, 2005
by
unknown
Browse files
Options
Browse Files
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Plain Diff
Merge pmartin@bk-internal.mysql.com:/home/bk/mysql-5.0
into mysql.com:/home/pem/work/mysql-5.0
parents
0e4afc24
9c79a9d6
Changes
6
Hide whitespace changes
Inline
Side-by-side
Showing
6 changed files
with
97 additions
and
42 deletions
+97
-42
sql/item.cc
sql/item.cc
+2
-1
sql/item.h
sql/item.h
+18
-0
sql/sp_head.cc
sql/sp_head.cc
+20
-25
sql/sp_rcontext.cc
sql/sp_rcontext.cc
+52
-11
sql/sp_rcontext.h
sql/sp_rcontext.h
+3
-4
sql/sql_class.cc
sql/sql_class.cc
+2
-1
No files found.
sql/item.cc
View file @
ab1ba134
...
@@ -298,7 +298,7 @@ longlong Item::val_int_from_decimal()
...
@@ -298,7 +298,7 @@ longlong Item::val_int_from_decimal()
Item
::
Item
()
:
Item
::
Item
()
:
name
(
0
),
orig_name
(
0
),
name_length
(
0
),
fixed
(
0
),
rsize
(
0
),
name
(
0
),
orig_name
(
0
),
name_length
(
0
),
fixed
(
0
),
collation
(
&
my_charset_bin
,
DERIVATION_COERCIBLE
)
collation
(
&
my_charset_bin
,
DERIVATION_COERCIBLE
)
{
{
marker
=
0
;
marker
=
0
;
...
@@ -330,6 +330,7 @@ Item::Item():
...
@@ -330,6 +330,7 @@ Item::Item():
tables
tables
*/
*/
Item
::
Item
(
THD
*
thd
,
Item
*
item
)
:
Item
::
Item
(
THD
*
thd
,
Item
*
item
)
:
rsize
(
0
),
str_value
(
item
->
str_value
),
str_value
(
item
->
str_value
),
name
(
item
->
name
),
name
(
item
->
name
),
orig_name
(
item
->
orig_name
),
orig_name
(
item
->
orig_name
),
...
...
sql/item.h
View file @
ab1ba134
...
@@ -232,6 +232,21 @@ public:
...
@@ -232,6 +232,21 @@ public:
static
void
*
operator
new
(
size_t
size
)
{
return
(
void
*
)
sql_alloc
((
uint
)
size
);
}
static
void
*
operator
new
(
size_t
size
)
{
return
(
void
*
)
sql_alloc
((
uint
)
size
);
}
static
void
*
operator
new
(
size_t
size
,
MEM_ROOT
*
mem_root
)
static
void
*
operator
new
(
size_t
size
,
MEM_ROOT
*
mem_root
)
{
return
(
void
*
)
alloc_root
(
mem_root
,
(
uint
)
size
);
}
{
return
(
void
*
)
alloc_root
(
mem_root
,
(
uint
)
size
);
}
/* Special for SP local variable assignment - reusing slots */
static
void
*
operator
new
(
size_t
size
,
Item
*
reuse
,
uint
*
rsize
)
{
if
(
reuse
&&
size
<=
reuse
->
rsize
)
{
reuse
->
cleanup
();
TRASH
((
void
*
)
reuse
,
size
);
if
(
rsize
)
(
*
rsize
)
=
reuse
->
rsize
;
return
(
void
*
)
reuse
;
}
if
(
rsize
)
(
*
rsize
)
=
size
;
return
(
void
*
)
sql_alloc
((
uint
)
size
);
}
static
void
operator
delete
(
void
*
ptr
,
size_t
size
)
{
TRASH
(
ptr
,
size
);
}
static
void
operator
delete
(
void
*
ptr
,
size_t
size
)
{
TRASH
(
ptr
,
size
);
}
static
void
operator
delete
(
void
*
ptr
,
MEM_ROOT
*
mem_root
)
{}
static
void
operator
delete
(
void
*
ptr
,
MEM_ROOT
*
mem_root
)
{}
...
@@ -247,6 +262,9 @@ public:
...
@@ -247,6 +262,9 @@ public:
enum
traverse_order
{
POSTFIX
,
PREFIX
};
enum
traverse_order
{
POSTFIX
,
PREFIX
};
/* Reuse size, only used by SP local variable assignment, otherwize 0 */
uint
rsize
;
/*
/*
str_values's main purpose is to be used to cache the value in
str_values's main purpose is to be used to cache the value in
save_in_field
save_in_field
...
...
sql/sp_head.cc
View file @
ab1ba134
...
@@ -131,10 +131,12 @@ sp_prepare_func_item(THD* thd, Item **it_addr)
...
@@ -131,10 +131,12 @@ sp_prepare_func_item(THD* thd, Item **it_addr)
** if nothing else.
** if nothing else.
*/
*/
Item
*
Item
*
sp_eval_func_item
(
THD
*
thd
,
Item
**
it_addr
,
enum
enum_field_types
type
)
sp_eval_func_item
(
THD
*
thd
,
Item
**
it_addr
,
enum
enum_field_types
type
,
Item
*
reuse
)
{
{
DBUG_ENTER
(
"sp_eval_func_item"
);
DBUG_ENTER
(
"sp_eval_func_item"
);
Item
*
it
=
sp_prepare_func_item
(
thd
,
it_addr
);
Item
*
it
=
sp_prepare_func_item
(
thd
,
it_addr
);
uint
rsize
;
DBUG_PRINT
(
"info"
,
(
"type: %d"
,
type
));
DBUG_PRINT
(
"info"
,
(
"type: %d"
,
type
));
if
(
!
it
)
if
(
!
it
)
...
@@ -144,7 +146,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
...
@@ -144,7 +146,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
/* QQ How do we do this? Is there some better way? */
/* QQ How do we do this? Is there some better way? */
if
(
type
==
MYSQL_TYPE_NULL
)
if
(
type
==
MYSQL_TYPE_NULL
)
it
=
new
Item_null
();
it
=
new
(
reuse
,
&
rsize
)
Item_null
();
else
else
{
{
switch
(
sp_map_result_type
(
type
))
{
switch
(
sp_map_result_type
(
type
))
{
...
@@ -155,12 +157,12 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
...
@@ -155,12 +157,12 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
if
(
it
->
null_value
)
if
(
it
->
null_value
)
{
{
DBUG_PRINT
(
"info"
,
(
"INT_RESULT: null"
));
DBUG_PRINT
(
"info"
,
(
"INT_RESULT: null"
));
it
=
new
Item_null
();
it
=
new
(
reuse
,
&
rsize
)
Item_null
();
}
}
else
else
{
{
DBUG_PRINT
(
"info"
,
(
"INT_RESULT: %d"
,
i
));
DBUG_PRINT
(
"info"
,
(
"INT_RESULT: %d"
,
i
));
it
=
new
Item_int
(
i
);
it
=
new
(
reuse
,
&
rsize
)
Item_int
(
i
);
}
}
break
;
break
;
}
}
...
@@ -171,7 +173,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
...
@@ -171,7 +173,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
if
(
it
->
null_value
)
if
(
it
->
null_value
)
{
{
DBUG_PRINT
(
"info"
,
(
"REAL_RESULT: null"
));
DBUG_PRINT
(
"info"
,
(
"REAL_RESULT: null"
));
it
=
new
Item_null
();
it
=
new
(
reuse
,
&
rsize
)
Item_null
();
}
}
else
else
{
{
...
@@ -180,7 +182,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
...
@@ -180,7 +182,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
uint8
decimals
=
it
->
decimals
;
uint8
decimals
=
it
->
decimals
;
uint32
max_length
=
it
->
max_length
;
uint32
max_length
=
it
->
max_length
;
DBUG_PRINT
(
"info"
,
(
"REAL_RESULT: %g"
,
d
));
DBUG_PRINT
(
"info"
,
(
"REAL_RESULT: %g"
,
d
));
it
=
new
Item_float
(
d
);
it
=
new
(
reuse
,
&
rsize
)
Item_float
(
d
);
it
->
decimals
=
decimals
;
it
->
decimals
=
decimals
;
it
->
max_length
=
max_length
;
it
->
max_length
=
max_length
;
}
}
...
@@ -190,9 +192,9 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
...
@@ -190,9 +192,9 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
{
{
my_decimal
value
,
*
val
=
it
->
val_decimal
(
&
value
);
my_decimal
value
,
*
val
=
it
->
val_decimal
(
&
value
);
if
(
it
->
null_value
)
if
(
it
->
null_value
)
it
=
new
Item_null
();
it
=
new
(
reuse
,
&
rsize
)
Item_null
();
else
else
it
=
new
Item_decimal
(
val
);
it
=
new
(
reuse
,
&
rsize
)
Item_decimal
(
val
);
#ifndef DBUG_OFF
#ifndef DBUG_OFF
char
dbug_buff
[
DECIMAL_MAX_STR_LENGTH
+
1
];
char
dbug_buff
[
DECIMAL_MAX_STR_LENGTH
+
1
];
DBUG_PRINT
(
"info"
,
(
"DECIMAL_RESULT: %s"
,
dbug_decimal_as_string
(
dbug_buff
,
val
)));
DBUG_PRINT
(
"info"
,
(
"DECIMAL_RESULT: %s"
,
dbug_decimal_as_string
(
dbug_buff
,
val
)));
...
@@ -208,14 +210,16 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
...
@@ -208,14 +210,16 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
if
(
it
->
null_value
)
if
(
it
->
null_value
)
{
{
DBUG_PRINT
(
"info"
,
(
"default result: null"
));
DBUG_PRINT
(
"info"
,
(
"default result: null"
));
it
=
new
Item_null
();
it
=
new
(
reuse
,
&
rsize
)
Item_null
();
}
}
else
else
{
{
DBUG_PRINT
(
"info"
,(
"default result: %*s"
,
DBUG_PRINT
(
"info"
,(
"default result: %*s"
,
s
->
length
(),
s
->
c_ptr_quick
()));
s
->
length
(),
s
->
c_ptr_quick
()));
it
=
new
Item_string
(
thd
->
strmake
(
s
->
ptr
(),
s
->
length
()),
it
=
new
(
reuse
,
&
rsize
)
Item_string
(
thd
->
strmake
(
s
->
ptr
(),
s
->
length
(),
it
->
collation
.
collation
);
s
->
length
()),
s
->
length
(),
it
->
collation
.
collation
);
}
}
break
;
break
;
}
}
...
@@ -224,6 +228,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
...
@@ -224,6 +228,7 @@ sp_eval_func_item(THD *thd, Item **it_addr, enum enum_field_types type)
DBUG_ASSERT
(
0
);
DBUG_ASSERT
(
0
);
}
}
}
}
it
->
rsize
=
rsize
;
DBUG_RETURN
(
it
);
DBUG_RETURN
(
it
);
}
}
...
@@ -708,7 +713,7 @@ sp_head::execute_function(THD *thd, Item **argp, uint argcount, Item **resp)
...
@@ -708,7 +713,7 @@ sp_head::execute_function(THD *thd, Item **argp, uint argcount, Item **resp)
for
(
i
=
0
;
i
<
params
&&
i
<
argcount
;
i
++
)
for
(
i
=
0
;
i
<
params
&&
i
<
argcount
;
i
++
)
{
{
sp_pvar_t
*
pvar
=
m_pcont
->
find_pvar
(
i
);
sp_pvar_t
*
pvar
=
m_pcont
->
find_pvar
(
i
);
Item
*
it
=
sp_eval_func_item
(
thd
,
argp
++
,
pvar
->
type
);
Item
*
it
=
sp_eval_func_item
(
thd
,
argp
++
,
pvar
->
type
,
NULL
);
if
(
it
)
if
(
it
)
nctx
->
push_item
(
it
);
nctx
->
push_item
(
it
);
...
@@ -823,7 +828,7 @@ sp_head::execute_procedure(THD *thd, List<Item> *args)
...
@@ -823,7 +828,7 @@ sp_head::execute_procedure(THD *thd, List<Item> *args)
}
}
else
else
{
{
Item
*
it2
=
sp_eval_func_item
(
thd
,
li
.
ref
(),
pvar
->
type
);
Item
*
it2
=
sp_eval_func_item
(
thd
,
li
.
ref
(),
pvar
->
type
,
NULL
);
if
(
it2
)
if
(
it2
)
nctx
->
push_item
(
it2
);
// IN or INOUT
nctx
->
push_item
(
it2
);
// IN or INOUT
...
@@ -1466,19 +1471,9 @@ sp_instr_set::execute(THD *thd, uint *nextp)
...
@@ -1466,19 +1471,9 @@ sp_instr_set::execute(THD *thd, uint *nextp)
int
int
sp_instr_set
::
exec_core
(
THD
*
thd
,
uint
*
nextp
)
sp_instr_set
::
exec_core
(
THD
*
thd
,
uint
*
nextp
)
{
{
Item
*
it
;
int
res
=
thd
->
spcont
->
set_item_eval
(
thd
,
m_offset
,
&
m_value
,
m_type
);
int
res
;
it
=
sp_eval_func_item
(
thd
,
&
m_value
,
m_type
);
if
(
!
it
)
res
=
-
1
;
else
{
res
=
0
;
thd
->
spcont
->
set_item
(
m_offset
,
it
);
}
*
nextp
=
m_ip
+
1
;
*
nextp
=
m_ip
+
1
;
return
res
;
return
res
;
}
}
...
@@ -1715,7 +1710,7 @@ sp_instr_freturn::exec_core(THD *thd, uint *nextp)
...
@@ -1715,7 +1710,7 @@ sp_instr_freturn::exec_core(THD *thd, uint *nextp)
Item
*
it
;
Item
*
it
;
int
res
;
int
res
;
it
=
sp_eval_func_item
(
thd
,
&
m_value
,
m_type
);
it
=
sp_eval_func_item
(
thd
,
&
m_value
,
m_type
,
NULL
);
if
(
!
it
)
if
(
!
it
)
res
=
-
1
;
res
=
-
1
;
else
else
...
...
sql/sp_rcontext.cc
View file @
ab1ba134
...
@@ -40,19 +40,39 @@ sp_rcontext::sp_rcontext(uint fsize, uint hmax, uint cmax)
...
@@ -40,19 +40,39 @@ sp_rcontext::sp_rcontext(uint fsize, uint hmax, uint cmax)
m_saved
.
empty
();
m_saved
.
empty
();
}
}
int
int
sp_rcontext
::
set_item_eval
(
uint
idx
,
Item
**
item_addr
,
enum_field_types
type
)
sp_rcontext
::
set_item_eval
(
THD
*
thd
,
uint
idx
,
Item
**
item_addr
,
enum_field_types
type
)
{
{
extern
Item
*
sp_eval_func_item
(
THD
*
thd
,
Item
**
it
,
enum_field_types
type
);
extern
Item
*
sp_eval_func_item
(
THD
*
thd
,
Item
**
it
,
enum_field_types
type
,
Item
*
it
=
sp_eval_func_item
(
current_thd
,
item_addr
,
type
);
Item
*
reuse
);
Item
*
it
;
Item
*
reuse_it
;
Item
*
old_item_next
;
Item
*
old_free_list
=
thd
->
free_list
;
int
res
;
LINT_INIT
(
old_item_next
);
if
((
reuse_it
=
get_item
(
idx
)))
old_item_next
=
reuse_it
->
next
;
it
=
sp_eval_func_item
(
thd
,
item_addr
,
type
,
reuse_it
);
if
(
!
it
)
if
(
!
it
)
re
turn
-
1
;
re
s
=
-
1
;
else
else
{
{
res
=
0
;
if
(
reuse_it
&&
it
==
reuse_it
)
{
// A reused item slot, where the constructor put it in the free_list,
// so we have to restore the list.
thd
->
free_list
=
old_free_list
;
it
->
next
=
old_item_next
;
}
set_item
(
idx
,
it
);
set_item
(
idx
,
it
);
return
0
;
}
}
return
res
;
}
}
bool
bool
...
@@ -111,7 +131,10 @@ void
...
@@ -111,7 +131,10 @@ void
sp_rcontext
::
save_variables
(
uint
fp
)
sp_rcontext
::
save_variables
(
uint
fp
)
{
{
while
(
fp
<
m_count
)
while
(
fp
<
m_count
)
m_saved
.
push_front
(
m_frame
[
fp
++
]);
{
m_saved
.
push_front
(
m_frame
[
fp
]);
m_frame
[
fp
++
]
=
NULL
;
// Prevent reuse
}
}
}
void
void
...
@@ -230,7 +253,12 @@ sp_cursor::fetch(THD *thd, List<struct sp_pvar> *vars)
...
@@ -230,7 +253,12 @@ sp_cursor::fetch(THD *thd, List<struct sp_pvar> *vars)
for
(
fldcount
=
0
;
(
pv
=
li
++
)
;
fldcount
++
)
for
(
fldcount
=
0
;
(
pv
=
li
++
)
;
fldcount
++
)
{
{
Item
*
it
;
Item
*
it
;
Item
*
reuse
;
uint
rsize
;
Item
*
old_item_next
;
Item
*
old_free_list
=
thd
->
free_list
;
const
char
*
s
;
const
char
*
s
;
LINT_INIT
(
old_item_next
);
if
(
fldcount
>=
m_prot
->
get_field_count
())
if
(
fldcount
>=
m_prot
->
get_field_count
())
{
{
...
@@ -238,9 +266,13 @@ sp_cursor::fetch(THD *thd, List<struct sp_pvar> *vars)
...
@@ -238,9 +266,13 @@ sp_cursor::fetch(THD *thd, List<struct sp_pvar> *vars)
ER
(
ER_SP_WRONG_NO_OF_FETCH_ARGS
),
MYF
(
0
));
ER
(
ER_SP_WRONG_NO_OF_FETCH_ARGS
),
MYF
(
0
));
return
-
1
;
return
-
1
;
}
}
if
((
reuse
=
thd
->
spcont
->
get_item
(
pv
->
offset
)))
old_item_next
=
reuse
->
next
;
s
=
row
[
fldcount
];
s
=
row
[
fldcount
];
if
(
!
s
)
if
(
!
s
)
it
=
new
Item_null
();
it
=
new
(
reuse
,
&
rsize
)
Item_null
();
else
else
{
{
/*
/*
...
@@ -255,23 +287,32 @@ sp_cursor::fetch(THD *thd, List<struct sp_pvar> *vars)
...
@@ -255,23 +287,32 @@ sp_cursor::fetch(THD *thd, List<struct sp_pvar> *vars)
len
=
(
*
next
-
s
)
-
1
;
len
=
(
*
next
-
s
)
-
1
;
switch
(
sp_map_result_type
(
pv
->
type
))
{
switch
(
sp_map_result_type
(
pv
->
type
))
{
case
INT_RESULT
:
case
INT_RESULT
:
it
=
new
Item_int
(
s
);
it
=
new
(
reuse
,
&
rsize
)
Item_int
(
s
);
break
;
break
;
case
REAL_RESULT
:
case
REAL_RESULT
:
it
=
new
Item_float
(
s
,
len
);
it
=
new
(
reuse
,
&
rsize
)
Item_float
(
s
,
len
);
break
;
break
;
case
DECIMAL_RESULT
:
case
DECIMAL_RESULT
:
it
=
new
Item_decimal
(
s
,
len
,
thd
->
db_charset
);
it
=
new
(
reuse
,
&
rsize
)
Item_decimal
(
s
,
len
,
thd
->
db_charset
);
break
;
break
;
case
STRING_RESULT
:
case
STRING_RESULT
:
/* TODO: Document why we do an extra copy of the string 's' here */
/* TODO: Document why we do an extra copy of the string 's' here */
it
=
new
Item_string
(
thd
->
strmake
(
s
,
len
),
len
,
thd
->
db_charset
);
it
=
new
(
reuse
,
&
rsize
)
Item_string
(
thd
->
strmake
(
s
,
len
),
len
,
thd
->
db_charset
);
break
;
break
;
case
ROW_RESULT
:
case
ROW_RESULT
:
default:
default:
DBUG_ASSERT
(
0
);
DBUG_ASSERT
(
0
);
}
}
}
}
it
->
rsize
=
rsize
;
if
(
reuse
&&
it
==
reuse
)
{
// A reused item slot, where the constructor put it in the free_list,
// so we have to restore the list.
thd
->
free_list
=
old_free_list
;
it
->
next
=
old_item_next
;
}
thd
->
spcont
->
set_item
(
pv
->
offset
,
it
);
thd
->
spcont
->
set_item
(
pv
->
offset
,
it
);
}
}
if
(
fldcount
<
m_prot
->
get_field_count
())
if
(
fldcount
<
m_prot
->
get_field_count
())
...
...
sql/sp_rcontext.h
View file @
ab1ba134
...
@@ -62,19 +62,19 @@ class sp_rcontext : public Sql_alloc
...
@@ -62,19 +62,19 @@ class sp_rcontext : public Sql_alloc
push_item
(
Item
*
i
)
push_item
(
Item
*
i
)
{
{
if
(
m_count
<
m_fsize
)
if
(
m_count
<
m_fsize
)
m_frame
[
m_count
++
]
=
i
;
m_frame
[
m_count
++
]
=
i
;
}
}
inline
void
inline
void
set_item
(
uint
idx
,
Item
*
i
)
set_item
(
uint
idx
,
Item
*
i
)
{
{
if
(
idx
<
m_count
)
if
(
idx
<
m_count
)
m_frame
[
idx
]
=
i
;
m_frame
[
idx
]
=
i
;
}
}
/* Returns 0 on success, -1 on (eval) failure */
/* Returns 0 on success, -1 on (eval) failure */
int
int
set_item_eval
(
uint
idx
,
Item
**
i
,
enum_field_types
type
);
set_item_eval
(
THD
*
thd
,
uint
idx
,
Item
**
i
,
enum_field_types
type
);
inline
Item
*
inline
Item
*
get_item
(
uint
idx
)
get_item
(
uint
idx
)
...
@@ -82,7 +82,6 @@ class sp_rcontext : public Sql_alloc
...
@@ -82,7 +82,6 @@ class sp_rcontext : public Sql_alloc
return
m_frame
[
idx
];
return
m_frame
[
idx
];
}
}
inline
Item
**
inline
Item
**
get_item_addr
(
uint
idx
)
get_item_addr
(
uint
idx
)
{
{
...
...
sql/sql_class.cc
View file @
ab1ba134
...
@@ -1746,7 +1746,8 @@ bool select_dumpvar::send_data(List<Item> &items)
...
@@ -1746,7 +1746,8 @@ bool select_dumpvar::send_data(List<Item> &items)
{
{
if
((
yy
=
var_li
++
))
if
((
yy
=
var_li
++
))
{
{
if
(
thd
->
spcont
->
set_item_eval
(
yy
->
get_offset
(),
it
.
ref
(),
zz
->
type
))
if
(
thd
->
spcont
->
set_item_eval
(
current_thd
,
yy
->
get_offset
(),
it
.
ref
(),
zz
->
type
))
DBUG_RETURN
(
1
);
DBUG_RETURN
(
1
);
}
}
}
}
...
...
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