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Commit 02e6c839 authored by cmiller@zippy.cornsilk.net's avatar cmiller@zippy.cornsilk.net
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Merge zippy.cornsilk.net:/home/cmiller/work/mysql/bug15776/my50-bug15776 

into  zippy.cornsilk.net:/home/cmiller/work/mysql/bug15776-encore/my50-bug15776-encore
parents 7498f9e6 3e2457b7
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Showing with 456 additions and 67 deletions
mysql-test/r/type_blob.result
View file @ 02e6c839
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mysql-test/t/type_blob.test
View file @ 02e6c839
......@@ -446,5 +446,169 @@ INSERT INTO t (c) VALUES (REPEAT('2',65536));
INSERT INTO t (c) VALUES (REPEAT('3',65535));
SELECT LENGTH(c), CHAR_LENGTH(c) FROM t;
DROP TABLE t;
# Bug#15776: 32-bit signed int used for length of blob
# """LONGBLOB: A BLOB column with a maximum length of 4,294,967,295 or 4GB."""
#
# Conditions should be in this order:
# A size is not in the allowed bounds.
# If the type is char-ish AND size is within the max blob size:
# raise ER_TOO_BIG_FIELDLENGTH (suggest using BLOB)
# If size is too small:
# raise ER_PARSE_ERROR
# raise ER_TOO_BIG_DISPLAYWIDTH
# BLOB and TEXT types
--disable_warnings
drop table if exists b15776;
--enable_warnings
create table b15776 (data blob(2147483647));
drop table b15776;
--error ER_PARSE_ERROR
create table b15776 (data blob(-1));
create table b15776 (data blob(2147483648));
drop table b15776;
create table b15776 (data blob(4294967294));
drop table b15776;
create table b15776 (data blob(4294967295));
drop table b15776;
--error ER_TOO_BIG_DISPLAYWIDTH
create table b15776 (data blob(4294967296));
CREATE TABLE b15776 (a blob(2147483647), b blob(2147483648), c blob(4294967295), a1 text(2147483647), b1 text(2147483648), c1 text(4294967295) );
show columns from b15776;
drop table b15776;
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a blob(4294967296));
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a text(4294967296));
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a blob(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a text(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
# Int types
# "Another extension is supported by MySQL for optionally specifying the
# display width of integer data types in parentheses following the base keyword
# for the type (for example, INT(4)). This optional display width is used to
# display integer values having a width less than the width specified for the
# column by left-padding them with spaces." § Numeric Types
CREATE TABLE b15776 (a int(0)); # 0 is special case, means default size
INSERT INTO b15776 values (NULL), (1), (42), (654);
SELECT * from b15776 ORDER BY a;
DROP TABLE b15776;
--error ER_PARSE_ERROR
CREATE TABLE b15776 (a int(-1));
CREATE TABLE b15776 (a int(255));
DROP TABLE b15776;
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a int(256));
--error ER_PARSE_ERROR
CREATE TABLE b15776 (data blob(-1));
# Char types
# Recommend BLOB
--error ER_TOO_BIG_FIELDLENGTH
CREATE TABLE b15776 (a char(2147483647));
--error ER_TOO_BIG_FIELDLENGTH
CREATE TABLE b15776 (a char(2147483648));
--error ER_TOO_BIG_FIELDLENGTH
CREATE TABLE b15776 (a char(4294967295));
# Even BLOB won't hold
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a char(4294967296));
# Other numeric-ish types
## For year, widths not "2" or "4" are silently rewritten to "4". But
## When we complain about it, we say that the max is 255. We may be
## talking about different things. It's confusing.
CREATE TABLE b15776 (a year(4294967295));
INSERT INTO b15776 VALUES (42);
SELECT * FROM b15776;
DROP TABLE b15776;
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a year(4294967296));
CREATE TABLE b15776 (a year(0)); # 0 is special case, means default size
DROP TABLE b15776;
--error ER_PARSE_ERROR
CREATE TABLE b15776 (a year(-2));
## For timestamp, we silently rewrite widths to 14 or 19.
CREATE TABLE b15776 (a timestamp(4294967294));
DROP TABLE b15776;
CREATE TABLE b15776 (a timestamp(4294967295));
DROP TABLE b15776;
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a timestamp(4294967296));
--error ER_PARSE_ERROR
CREATE TABLE b15776 (a timestamp(-1));
--error ER_PARSE_ERROR
CREATE TABLE b15776 (a timestamp(-2));
# We've already tested the case, but this should visually show that
# widths that are too large to be interpreted cause DISPLAYWIDTH errors.
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a int(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a char(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a year(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
--error ER_TOO_BIG_DISPLAYWIDTH
CREATE TABLE b15776 (a timestamp(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
## Do not select, too much memory needed.
CREATE TABLE b15776 select cast(null as char(4294967295));
show columns from b15776;
drop table b15776;
CREATE TABLE b15776 select cast(null as nchar(4294967295));
show columns from b15776;
drop table b15776;
CREATE TABLE b15776 select cast(null as binary(4294967295));
show columns from b15776;
drop table b15776;
explain select cast(1 as char(4294967295));
explain select cast(1 as nchar(4294967295));
explain select cast(1 as binary(4294967295));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select cast(1 as char(4294967296));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select cast(1 as nchar(4294967296));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select cast(1 as binary(4294967296));
--error ER_PARSE_ERROR
explain select cast(1 as decimal(-1));
explain select cast(1 as decimal(64, 30));
# It's not as important which errors are raised for these, since the
# limit is nowhere near 2**32. We may fix these eventually to take
# 4294967295 and still reject it because it's greater than 64 or 30,
# but that's not a high priority and the parser needn't worry about
# such a weird case.
--error ER_TOO_BIG_SCALE,ER_PARSE_ERROR
explain select cast(1 as decimal(64, 999999999999999999999999999999));
--error ER_TOO_BIG_PRECISION,ER_PARSE_ERROR
explain select cast(1 as decimal(4294967296));
--error ER_TOO_BIG_PRECISION,ER_PARSE_ERROR
explain select cast(1 as decimal(999999999999999999999999999999999999));
explain select convert(1, char(4294967295));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select convert(1, char(4294967296));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select convert(1, char(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
explain select convert(1, nchar(4294967295));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select convert(1, nchar(4294967296));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select convert(1, nchar(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
explain select convert(1, binary(4294967295));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select convert(1, binary(4294967296));
--error ER_TOO_BIG_DISPLAYWIDTH
explain select convert(1, binary(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999));
--echo End of 5.0 tests
sql/field.cc
View file @ 02e6c839
......@@ -6930,6 +6930,7 @@ uint32 Field_blob::get_length(const char *pos)
return (uint32) tmp;
}
}
/* When expanding this, see also MAX_FIELD_BLOBLENGTH. */
return 0; // Impossible
}
......@@ -8441,8 +8442,20 @@ bool create_field::init(THD *thd, char *fld_name, enum_field_types fld_type,
(fld_type_modifier & NOT_NULL_FLAG) && fld_type != FIELD_TYPE_TIMESTAMP)
flags|= NO_DEFAULT_VALUE_FLAG;
if (fld_length && !(length= (uint) atoi(fld_length)))
fld_length= 0; /* purecov: inspected */
if (fld_length != NULL)
{
errno= 0;
length= strtoul(fld_length, NULL, 10);
if ((errno != 0) || (length > MAX_FIELD_BLOBLENGTH))
{
my_error(ER_TOO_BIG_DISPLAYWIDTH, MYF(0), fld_name, MAX_FIELD_BLOBLENGTH);
DBUG_RETURN(TRUE);
}
if (length == 0)
fld_length= 0; /* purecov: inspected */
}
sign_len= fld_type_modifier & UNSIGNED_FLAG ? 0 : 1;
switch (fld_type) {
......@@ -8590,7 +8603,7 @@ bool create_field::init(THD *thd, char *fld_name, enum_field_types fld_type,
}
break;
case FIELD_TYPE_TIMESTAMP:
if (!fld_length)
if (fld_length == NULL)
{
/* Compressed date YYYYMMDDHHMMSS */
length= MAX_DATETIME_COMPRESSED_WIDTH;
......@@ -8599,12 +8612,21 @@ bool create_field::init(THD *thd, char *fld_name, enum_field_types fld_type,
{
/*
We support only even TIMESTAMP lengths less or equal than 14
and 19 as length of 4.1 compatible representation.
and 19 as length of 4.1 compatible representation. Silently
shrink it to MAX_DATETIME_COMPRESSED_WIDTH.
*/
length= ((length+1)/2)*2; /* purecov: inspected */
length= min(length, MAX_DATETIME_COMPRESSED_WIDTH); /* purecov: inspected */
DBUG_ASSERT(MAX_DATETIME_COMPRESSED_WIDTH < UINT_MAX);
if (length != UINT_MAX) /* avoid overflow; is safe because of min() */
length= ((length+1)/2)*2;
length= min(length, MAX_DATETIME_COMPRESSED_WIDTH);
}
flags|= ZEROFILL_FLAG | UNSIGNED_FLAG;
/*
Since we silently rewrite down to MAX_DATETIME_COMPRESSED_WIDTH bytes,
the parser should not raise errors unless bizzarely large.
*/
max_field_charlength= UINT_MAX;
if (fld_default_value)
{
/* Grammar allows only NOW() value for ON UPDATE clause */
......@@ -8711,7 +8733,7 @@ bool create_field::init(THD *thd, char *fld_name, enum_field_types fld_type,
((length > max_field_charlength && fld_type != FIELD_TYPE_SET &&
fld_type != FIELD_TYPE_ENUM &&
(fld_type != MYSQL_TYPE_VARCHAR || fld_default_value)) ||
(!length &&
((length == 0) &&
fld_type != MYSQL_TYPE_STRING &&
fld_type != MYSQL_TYPE_VARCHAR && fld_type != FIELD_TYPE_GEOMETRY)))
{
......
sql/item_create.cc
View file @ 02e6c839
......@@ -464,8 +464,42 @@ Item *create_func_cast(Item *a, Cast_target cast_type,
case ITEM_CAST_TIME: res= new Item_time_typecast(a); break;
case ITEM_CAST_DATETIME: res= new Item_datetime_typecast(a); break;
case ITEM_CAST_DECIMAL:
len= c_len ? atoi(c_len) : 0;
dec= c_dec ? atoi(c_dec) : 0;
if (c_len == NULL)
{
len= 0;
}
else
{
ulong decoded_size;
errno= 0;
decoded_size= strtoul(c_len, NULL, 10);
if (errno != 0)
{
my_error(ER_TOO_BIG_PRECISION, MYF(0), c_len, a->name,
DECIMAL_MAX_PRECISION);
return NULL;
}
len= decoded_size;
}
if (c_dec == NULL)
{
dec= 0;
}
else
{
ulong decoded_size;
errno= 0;
decoded_size= strtoul(c_dec, NULL, 10);
if ((errno != 0) || (decoded_size > UINT_MAX))
{
my_error(ER_TOO_BIG_SCALE, MYF(0), c_dec, a->name,
DECIMAL_MAX_SCALE);
return NULL;
}
dec= decoded_size;
}
my_decimal_trim(&len, &dec);
if (len < dec)
{
......@@ -486,8 +520,25 @@ Item *create_func_cast(Item *a, Cast_target cast_type,
}
res= new Item_decimal_typecast(a, len, dec);
break;
case ITEM_CAST_CHAR:
len= c_len ? atoi(c_len) : -1;
if (c_len == NULL)
{
len= LL(-1);
}
else
{
ulong decoded_size;
errno= 0;
decoded_size= strtoul(c_len, NULL, 10);
if (errno != 0)
{
my_error(ER_TOO_BIG_DISPLAYWIDTH, MYF(0), "cast as char", MAX_FIELD_BLOBLENGTH);
return NULL;
}
len= decoded_size;
}
res= new Item_char_typecast(a, len, cs ? cs :
current_thd->variables.collation_connection);
break;
......
sql/share/errmsg.txt
View file @ 02e6c839
......@@ -1771,30 +1771,30 @@ ER_BLOB_USED_AS_KEY 42000 S1009
swe "En BLOB '%-.64s' kan inte vara nyckel med den anvnda tabelltypen"
ukr "BLOB '%-.64s' Φ Ц æ"
ER_TOO_BIG_FIELDLENGTH 42000 S1009
cze "P-Bli velk dlka sloupce '%-.64s' (nejvce %d). Pouijte BLOB"
dan "For stor feltlngde for kolonne '%-.64s' (maks = %d). Brug BLOB i stedet"
nla "Te grote kolomlengte voor '%-.64s' (max = %d). Maak hiervoor gebruik van het type BLOB"
eng "Column length too big for column '%-.64s' (max = %d); use BLOB or TEXT instead"
jps "column '%-.64s' ,mۂ column ̑傫܂. (ő %d ܂). BLOB ɎgpĂ.",
est "Tulba '%-.64s' pikkus on liiga pikk (maksimaalne pikkus: %d). Kasuta BLOB vljatpi"
fre "Champ '%-.64s' trop long (max = %d). Utilisez un BLOB"
ger "Feldlnge fr Feld '%-.64s' zu gro (maximal %d). BLOB- oder TEXT-Spaltentyp verwenden!"
greek " '%-.64s' (max = %d). BLOB"
hun "A(z) '%-.64s' oszlop tul hosszu. (maximum = %d). Hasznaljon BLOB tipust inkabb."
ita "La colonna '%-.64s' e` troppo grande (max=%d). Utilizza un BLOB."
jpn "column '%-.64s' ,ݤ column 礭¿ޤ. ( %d ޤ). BLOB 򤫤˻ѤƤ."
kor "Į '%-.64s' Į ̰ ʹ ϴ (ִ = %d). ſ BLOB ϼ."
nor "For stor nkkellengde for kolonne '%-.64s' (maks = %d). Bruk BLOB istedenfor"
norwegian-ny "For stor nykkellengde for felt '%-.64s' (maks = %d). Bruk BLOB istadenfor"
pol "Zbyt dua dugo? kolumny '%-.64s' (maks. = %d). W zamian uyj typu BLOB"
por "Comprimento da coluna '%-.64s' grande demais (max = %d); use BLOB em seu lugar"
rum "Lungimea coloanei '%-.64s' este prea lunga (maximum = %d). Foloseste BLOB mai bine"
rus " '%-.64s' ( = %d). BLOB TEXT "
serbian "Previe podataka za kolonu '%-.64s' (maksimum je %d). Upotrebite BLOB polje"
slo "Prli vek dka pre pole '%-.64s' (maximum = %d). Pouite BLOB"
spa "Longitud de columna demasiado grande para la columna '%-.64s' (maximo = %d).Usar BLOB en su lugar"
swe "Fr stor kolumnlngd angiven fr '%-.64s' (max= %d). Anvnd en BLOB instllet"
ukr " '%-.64s' (max = %d). BLOB"
cze "P-Bli velk dlka sloupce '%-.64s' (nejvce %lu). Pouijte BLOB"
dan "For stor feltlngde for kolonne '%-.64s' (maks = %lu). Brug BLOB i stedet"
nla "Te grote kolomlengte voor '%-.64s' (max = %lu). Maak hiervoor gebruik van het type BLOB"
eng "Column length too big for column '%-.64s' (max = %lu); use BLOB or TEXT instead"
jps "column '%-.64s' ,mۂ column ̑傫܂. (ő %lu ܂). BLOB ɎgpĂ.",
est "Tulba '%-.64s' pikkus on liiga pikk (maksimaalne pikkus: %lu). Kasuta BLOB vljatpi"
fre "Champ '%-.64s' trop long (max = %lu). Utilisez un BLOB"
ger "Feldlnge fr Feld '%-.64s' zu gro (maximal %lu). BLOB- oder TEXT-Spaltentyp verwenden!"
greek " '%-.64s' (max = %lu). BLOB"
hun "A(z) '%-.64s' oszlop tul hosszu. (maximum = %lu). Hasznaljon BLOB tipust inkabb."
ita "La colonna '%-.64s' e` troppo grande (max=%lu). Utilizza un BLOB."
jpn "column '%-.64s' ,ݤ column 礭¿ޤ. ( %lu ޤ). BLOB 򤫤˻ѤƤ."
kor "Į '%-.64s' Į ̰ ʹ ϴ (ִ = %lu). ſ BLOB ϼ."
nor "For stor nkkellengde for kolonne '%-.64s' (maks = %lu). Bruk BLOB istedenfor"
norwegian-ny "For stor nykkellengde for felt '%-.64s' (maks = %lu). Bruk BLOB istadenfor"
pol "Zbyt dua dugo? kolumny '%-.64s' (maks. = %lu). W zamian uyj typu BLOB"
por "Comprimento da coluna '%-.64s' grande demais (max = %lu); use BLOB em seu lugar"
rum "Lungimea coloanei '%-.64s' este prea lunga (maximum = %lu). Foloseste BLOB mai bine"
rus " '%-.64s' ( = %lu). BLOB TEXT "
serbian "Previe podataka za kolonu '%-.64s' (maksimum je %lu). Upotrebite BLOB polje"
slo "Prli vek dka pre pole '%-.64s' (maximum = %lu). Pouite BLOB"
spa "Longitud de columna demasiado grande para la columna '%-.64s' (maximo = %lu).Usar BLOB en su lugar"
swe "Fr stor kolumnlngd angiven fr '%-.64s' (max= %lu). Anvnd en BLOB instllet"
ukr " '%-.64s' (max = %lu). BLOB"
ER_WRONG_AUTO_KEY 42000 S1009
cze "M-Bete mt pouze jedno AUTO pole a to mus bt definovno jako kl"
dan "Der kan kun specificeres eet AUTO_INCREMENT-felt, og det skal vre indekseret"
......@@ -5508,11 +5508,11 @@ ER_SP_NO_RECURSION
eng "Recursive stored functions and triggers are not allowed."
ger "Rekursive gespeicherte Routinen und Triggers sind nicht erlaubt"
ER_TOO_BIG_SCALE 42000 S1009
eng "Too big scale %d specified for column '%-.64s'. Maximum is %d."
ger "Zu groer Skalierungsfaktor %d fr Feld '%-.64s' angegeben. Maximum ist %d"
eng "Too big scale %lu specified for column '%-.64s'. Maximum is %d."
ger "Zu groer Skalierungsfaktor %lu fr Feld '%-.64s' angegeben. Maximum ist %d"
ER_TOO_BIG_PRECISION 42000 S1009
eng "Too big precision %d specified for column '%-.64s'. Maximum is %d."
ger "Zu groe Genauigkeit %d fr Feld '%-.64s' angegeben. Maximum ist %d"
eng "Too big precision %lu specified for column '%-.64s'. Maximum is %lu."
ger "Zu groe Genauigkeit %lu fr Feld '%-.64s' angegeben. Maximum ist %lu"
ER_M_BIGGER_THAN_D 42000 S1009
eng "For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column '%-.64s')."
ger "Fr FLOAT(M,D), DOUBLE(M,D) oder DECIMAL(M,D) muss M >= D sein (Feld '%-.64s')"
......@@ -5550,8 +5550,8 @@ ER_WARN_CANT_DROP_DEFAULT_KEYCACHE
eng "Cannot drop default keycache"
ger "Der vorgabemige Schlssel-Cache kann nicht gelscht werden"
ER_TOO_BIG_DISPLAYWIDTH 42000 S1009
eng "Display width out of range for column '%-.64s' (max = %d)"
ger "Anzeigebreite auerhalb des zulssigen Bereichs fr Spalte '%-.64s' (Maximum: %d)"
eng "Display width out of range for column '%-.64s' (max = %lu)"
ger "Anzeigebreite auerhalb des zulssigen Bereichs fr Spalte '%-.64s' (Maximum: %lu)"
ER_XAER_DUPID XAE08
eng "XAER_DUPID: The XID already exists"
ger "XAER_DUPID: Die XID existiert bereits"
......
sql/sql_yacc.yy
View file @ 02e6c839
......@@ -1174,7 +1174,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, ulong *yystacksize);
single_multi table_wild_list table_wild_one opt_wild
union_clause union_list
precision subselect_start opt_and charset
subselect_end select_var_list select_var_list_init help opt_len
subselect_end select_var_list select_var_list_init help opt_field_length field_length
opt_extended_describe
prepare prepare_src execute deallocate
statement sp_suid
......@@ -3131,45 +3131,38 @@ field_spec:
};
type:
int_type opt_len field_options { $$=$1; }
int_type opt_field_length field_options { $$=$1; }
| real_type opt_precision field_options { $$=$1; }
| FLOAT_SYM float_options field_options { $$=FIELD_TYPE_FLOAT; }
| BIT_SYM { Lex->length= (char*) "1";
$$=FIELD_TYPE_BIT; }
| BIT_SYM '(' NUM ')' { Lex->length= $3.str;
$$=FIELD_TYPE_BIT; }
| BIT_SYM field_length { $$=FIELD_TYPE_BIT; }
| BOOL_SYM { Lex->length=(char*) "1";
$$=FIELD_TYPE_TINY; }
| BOOLEAN_SYM { Lex->length=(char*) "1";
$$=FIELD_TYPE_TINY; }
| char '(' NUM ')' opt_binary { Lex->length=$3.str;
$$=FIELD_TYPE_STRING; }
| char field_length opt_binary { $$=FIELD_TYPE_STRING; }
| char opt_binary { Lex->length=(char*) "1";
$$=FIELD_TYPE_STRING; }
| nchar '(' NUM ')' opt_bin_mod { Lex->length=$3.str;
$$=FIELD_TYPE_STRING;
| nchar field_length opt_bin_mod { $$=FIELD_TYPE_STRING;
Lex->charset=national_charset_info; }
| nchar opt_bin_mod { Lex->length=(char*) "1";
$$=FIELD_TYPE_STRING;
Lex->charset=national_charset_info; }
| BINARY '(' NUM ')' { Lex->length=$3.str;
Lex->charset=&my_charset_bin;
| BINARY field_length { Lex->charset=&my_charset_bin;
$$=FIELD_TYPE_STRING; }
| BINARY { Lex->length= (char*) "1";
Lex->charset=&my_charset_bin;
$$=FIELD_TYPE_STRING; }
| varchar '(' NUM ')' opt_binary { Lex->length=$3.str;
$$= MYSQL_TYPE_VARCHAR; }
| nvarchar '(' NUM ')' opt_bin_mod { Lex->length=$3.str;
$$= MYSQL_TYPE_VARCHAR;
| varchar field_length opt_binary { $$= MYSQL_TYPE_VARCHAR; }
| nvarchar field_length opt_bin_mod { $$= MYSQL_TYPE_VARCHAR;
Lex->charset=national_charset_info; }
| VARBINARY '(' NUM ')' { Lex->length=$3.str;
Lex->charset=&my_charset_bin;
| VARBINARY field_length { Lex->charset=&my_charset_bin;
$$= MYSQL_TYPE_VARCHAR; }
| YEAR_SYM opt_len field_options { $$=FIELD_TYPE_YEAR; }
| YEAR_SYM opt_field_length field_options { $$=FIELD_TYPE_YEAR; }
| DATE_SYM { $$=FIELD_TYPE_DATE; }
| TIME_SYM { $$=FIELD_TYPE_TIME; }
| TIMESTAMP opt_len
| TIMESTAMP opt_field_length
{
if (YYTHD->variables.sql_mode & MODE_MAXDB)
$$=FIELD_TYPE_DATETIME;
......@@ -3185,7 +3178,7 @@ type:
| DATETIME { $$=FIELD_TYPE_DATETIME; }
| TINYBLOB { Lex->charset=&my_charset_bin;
$$=FIELD_TYPE_TINY_BLOB; }
| BLOB_SYM opt_len { Lex->charset=&my_charset_bin;
| BLOB_SYM opt_field_length { Lex->charset=&my_charset_bin;
$$=FIELD_TYPE_BLOB; }
| spatial_type
{
......@@ -3207,7 +3200,7 @@ type:
$$=FIELD_TYPE_MEDIUM_BLOB; }
| LONG_SYM varchar opt_binary { $$=FIELD_TYPE_MEDIUM_BLOB; }
| TINYTEXT opt_binary { $$=FIELD_TYPE_TINY_BLOB; }
| TEXT_SYM opt_len opt_binary { $$=FIELD_TYPE_BLOB; }
| TEXT_SYM opt_field_length opt_binary { $$=FIELD_TYPE_BLOB; }
| MEDIUMTEXT opt_binary { $$=FIELD_TYPE_MEDIUM_BLOB; }
| LONGTEXT opt_binary { $$=FIELD_TYPE_LONG_BLOB; }
| DECIMAL_SYM float_options field_options
......@@ -3280,7 +3273,7 @@ real_type:
float_options:
/* empty */ { Lex->dec=Lex->length= (char*)0; }
| '(' NUM ')' { Lex->length=$2.str; Lex->dec= (char*)0; }
| field_length { Lex->dec= (char*)0; }
| precision {};
precision:
......@@ -3303,9 +3296,15 @@ field_option:
| UNSIGNED { Lex->type|= UNSIGNED_FLAG;}
| ZEROFILL { Lex->type|= UNSIGNED_FLAG | ZEROFILL_FLAG; };
opt_len:
/* empty */ { Lex->length=(char*) 0; } /* use default length */
| '(' NUM ')' { Lex->length= $2.str; };
opt_field_length:
/* empty */ { Lex->length=(char*) NULL; } /* use default length */
| field_length {};
field_length:
'(' LONG_NUM ')' { Lex->length= $2.str; }
| '(' ULONGLONG_NUM ')' { Lex->length= $2.str; }
| '(' DECIMAL_NUM ')' { Lex->length= $2.str; }
| '(' NUM ')' { Lex->length= $2.str; };
opt_precision:
/* empty */ {}
......@@ -5574,9 +5573,9 @@ in_sum_expr:
};
cast_type:
BINARY opt_len { $$=ITEM_CAST_CHAR; Lex->charset= &my_charset_bin; Lex->dec= 0; }
| CHAR_SYM opt_len opt_binary { $$=ITEM_CAST_CHAR; Lex->dec= 0; }
| NCHAR_SYM opt_len { $$=ITEM_CAST_CHAR; Lex->charset= national_charset_info; Lex->dec=0; }
BINARY opt_field_length { $$=ITEM_CAST_CHAR; Lex->charset= &my_charset_bin; Lex->dec= 0; }
| CHAR_SYM opt_field_length opt_binary { $$=ITEM_CAST_CHAR; Lex->dec= 0; }
| NCHAR_SYM opt_field_length { $$=ITEM_CAST_CHAR; Lex->charset= national_charset_info; Lex->dec=0; }
| SIGNED_SYM { $$=ITEM_CAST_SIGNED_INT; Lex->charset= NULL; Lex->dec=Lex->length= (char*)0; }
| SIGNED_SYM INT_SYM { $$=ITEM_CAST_SIGNED_INT; Lex->charset= NULL; Lex->dec=Lex->length= (char*)0; }
| UNSIGNED { $$=ITEM_CAST_UNSIGNED_INT; Lex->charset= NULL; Lex->dec=Lex->length= (char*)0; }
......
sql/unireg.h
View file @ 02e6c839
......@@ -60,6 +60,7 @@
#define MAX_MBWIDTH 3 /* Max multibyte sequence */
#define MAX_FIELD_CHARLENGTH 255
#define MAX_FIELD_VARCHARLENGTH 65535
#define MAX_FIELD_BLOBLENGTH UINT_MAX32 /* cf field_blob::get_length() */
#define CONVERT_IF_BIGGER_TO_BLOB 512 /* Used for CREATE ... SELECT */
/* Max column width +1 */
......
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