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Use of CHARSWT_INFO *result_collation

Browse source 
instead of bool convert_result_charset
SET CHARACTER SET inststead of SET NAMES in tests
This commit is contained in:
unknown 2003-04-08 14:38:17 +05:00
parent f20835c7aa
commit 8c95b51625
10 changed files with 118 additions and 77 deletions
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24
mysql-test/r/ctype_collate.result
View file

@ -510,11 +510,11 @@ t1 CREATE TABLE `t1` (
SHOW FIELDS FROM t1;
Field Type Collation Null Key Default Extra
latin1_f char(32) latin1_bin YES NULL
SET NAMES 'latin1';
SET CHARACTER SET 'latin1';
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation latin1_swedish_ci
SET NAMES latin1;
SET CHARACTER SET latin1;
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation latin1_swedish_ci
@ -524,51 +524,51 @@ client_collation latin1_swedish_ci
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
charset('a') collation('a') coercibility('a') 'a'='A'
latin1 latin1_swedish_ci 3 1
SET NAMES latin1 COLLATE latin1_bin;
SET CHARACTER SET latin1 COLLATE latin1_bin;
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation latin1_bin
SET NAMES LATIN1 COLLATE Latin1_Bin;
SET CHARACTER SET LATIN1 COLLATE Latin1_Bin;
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation latin1_bin
SET NAMES 'latin1' COLLATE 'latin1_bin';
SET CHARACTER SET 'latin1' COLLATE 'latin1_bin';
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation latin1_bin
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
charset('a') collation('a') coercibility('a') 'a'='A'
latin1 latin1_bin 3 0
SET NAMES koi8r;
latin1 latin1_swedish_ci 3 1
SET CHARACTER SET koi8r;
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation koi8r_general_ci
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
charset('a') collation('a') coercibility('a') 'a'='A'
latin1 latin1_swedish_ci 3 1
SET NAMES koi8r COLLATE koi8r_bin;
SET CHARACTER SET koi8r COLLATE koi8r_bin;
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation koi8r_bin
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
charset('a') collation('a') coercibility('a') 'a'='A'
latin1 latin1_swedish_ci 3 1
SET NAMES koi8r COLLATE DEFAULT;
SET CHARACTER SET koi8r COLLATE DEFAULT;
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation koi8r_general_ci
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
charset('a') collation('a') coercibility('a') 'a'='A'
latin1 latin1_swedish_ci 3 1
SET NAMES DEFAULT;
SET CHARACTER SET DEFAULT;
SHOW VARIABLES LIKE 'client_collation';
Variable_name Value
client_collation latin1_swedish_ci
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
charset('a') collation('a') coercibility('a') 'a'='A'
latin1 latin1_swedish_ci 3 1
SET NAMES latin1 COLLATE koi8r;
SET CHARACTER SET latin1 COLLATE koi8r;
COLLATION 'koi8r_general_ci' is not valid for CHARACTER SET 'latin1'
SET NAMES 'DEFAULT';
SET CHARACTER SET 'DEFAULT';
Unknown character set: 'DEFAULT'
DROP TABLE t1;

10
mysql-test/r/ctype_recoding.result
View file

@ -1,4 +1,4 @@
SET NAMES koi8r;
SET CHARACTER SET koi8r;
DROP TABLE IF EXISTS ÔÁÂÌÉÃÁ;
CREATE TABLE ÔÁÂÌÉÃÁ
(
@ -6,15 +6,15 @@ CREATE TABLE
);
SHOW TABLES;
Tables_in_test
таблица
ÔÁÂÌÉÃÁ
SHOW CREATE TABLE ÔÁÂÌÉÃÁ;
Table Create Table
таблица CREATE TABLE `таблица` (
`поле` char(32) character set koi8r NOT NULL default ''
ÔÁÂÌÉÃÁ CREATE TABLE `ÔÁÂÌÉÃÁ` (
`ÐÏÌÅ` char(32) character set koi8r NOT NULL default ''
) TYPE=MyISAM CHARSET=latin1
SHOW FIELDS FROM ÔÁÂÌÉÃÁ;
Field Type Collation Null Key Default Extra
поле char(32) character set koi8r koi8r_general_ci
ÐÏÌÅ char(32) character set koi8r koi8r_general_ci
SET CHARACTER SET cp1251;
SHOW TABLES;
Tables_in_test

22
mysql-test/t/ctype_collate.test
View file

@ -127,35 +127,35 @@ ALTER TABLE t1 CHARACTER SET latin1 COLLATE latin1_bin;
SHOW CREATE TABLE t1;
SHOW FIELDS FROM t1;
SET NAMES 'latin1';
SET CHARACTER SET 'latin1';
SHOW VARIABLES LIKE 'client_collation';
SET NAMES latin1;
SET CHARACTER SET latin1;
SHOW VARIABLES LIKE 'client_collation';
SHOW VARIABLES LIKE 'client_collation';
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
SET NAMES latin1 COLLATE latin1_bin;
SET CHARACTER SET latin1 COLLATE latin1_bin;
SHOW VARIABLES LIKE 'client_collation';
SET NAMES LATIN1 COLLATE Latin1_Bin;
SET CHARACTER SET LATIN1 COLLATE Latin1_Bin;
SHOW VARIABLES LIKE 'client_collation';
SET NAMES 'latin1' COLLATE 'latin1_bin';
SET CHARACTER SET 'latin1' COLLATE 'latin1_bin';
SHOW VARIABLES LIKE 'client_collation';
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
SET NAMES koi8r;
SET CHARACTER SET koi8r;
SHOW VARIABLES LIKE 'client_collation';
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
SET NAMES koi8r COLLATE koi8r_bin;
SET CHARACTER SET koi8r COLLATE koi8r_bin;
SHOW VARIABLES LIKE 'client_collation';
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
SET NAMES koi8r COLLATE DEFAULT;
SET CHARACTER SET koi8r COLLATE DEFAULT;
SHOW VARIABLES LIKE 'client_collation';
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
SET NAMES DEFAULT;
SET CHARACTER SET DEFAULT;
SHOW VARIABLES LIKE 'client_collation';
SELECT charset('a'),collation('a'),coercibility('a'),'a'='A';
--error 1251
SET NAMES latin1 COLLATE koi8r;
SET CHARACTER SET latin1 COLLATE koi8r;
--error 1115
SET NAMES 'DEFAULT';
SET CHARACTER SET 'DEFAULT';
DROP TABLE t1;

2
mysql-test/t/ctype_recoding.test
View file

@ -1,4 +1,4 @@
SET NAMES koi8r;
SET CHARACTER SET koi8r;
--disable_warnings
DROP TABLE IF EXISTS ÔÁÂÌÉÃÁ;

6
sql/mysqld.cc
View file

@ -2087,6 +2087,10 @@ static int init_common_variables(const char *conf_file_name, int argc,
#endif
if (!(default_charset_info= get_charset_by_name(sys_charset.value, MYF(MY_WME))))
return 1;
global_system_variables.result_collation= default_charset_info;
global_system_variables.client_collation= default_charset_info;
global_system_variables.literal_collation= default_charset_info;
charsets_list= list_charsets(MYF(MY_CS_COMPILED | MY_CS_CONFIG));
if (use_temp_pool && bitmap_init(&temp_pool,1024,1))
@ -4566,7 +4570,7 @@ static void set_options(void)
sizeof(mysql_real_data_home)-1);
/* Set default values for some variables */
global_system_variables.convert_result_charset= TRUE;
global_system_variables.result_collation= default_charset_info;
global_system_variables.client_collation= default_charset_info;
global_system_variables.literal_collation= default_charset_info;
global_system_variables.table_type= DB_TYPE_MYISAM;

5
sql/protocol.cc
View file

@ -724,7 +724,7 @@ bool Protocol_simple::store(const char *from, uint length,
bool Protocol_simple::store(const char *from, uint length,
CHARSET_INFO *fromcs)
{
CHARSET_INFO *tocs= this->thd->result_charset(fromcs);
CHARSET_INFO *tocs= this->thd->variables.result_collation;
#ifndef DEBUG_OFF
DBUG_ASSERT(field_types == 0 ||
field_types[field_pos] == MYSQL_TYPE_DECIMAL ||
@ -834,8 +834,7 @@ bool Protocol_simple::store(Field *field)
field->val_str(&str,&str);
if (!my_charset_same(field->charset(), this->thd->charset()) &&
(field->charset() != &my_charset_bin) &&
(this->thd->charset() != &my_charset_bin) &&
(this->thd->variables.convert_result_charset))
(this->thd->charset() != &my_charset_bin))
{
convert.copy(str.ptr(), str.length(), str.charset(), this->thd->charset());
return net_store_data(convert.ptr(), convert.length());

48
sql/set_var.cc
View file

@ -110,8 +110,6 @@ sys_var_bool_ptr sys_concurrent_insert("concurrent_insert",
&myisam_concurrent_insert);
sys_var_long_ptr sys_connect_timeout("connect_timeout",
&connect_timeout);
sys_var_thd_bool sys_convert_result_charset("convert_result_charset",
&SV::convert_result_charset);
sys_var_enum sys_delay_key_write("delay_key_write",
&delay_key_write_options,
&delay_key_write_typelib,
@ -202,6 +200,7 @@ sys_var_thd_ulong sys_read_buff_size("read_buffer_size",
&SV::read_buff_size);
sys_var_thd_ulong sys_read_rnd_buff_size("read_rnd_buffer_size",
&SV::read_rnd_buff_size);
sys_var_result_collation sys_result_collation("result_collation");
sys_var_long_ptr sys_rpl_recovery_rank("rpl_recovery_rank",
&rpl_recovery_rank);
sys_var_long_ptr sys_query_cache_size("query_cache_size",
@ -347,7 +346,6 @@ sys_var *sys_variables[]=
&sys_client_collation,
&sys_concurrent_insert,
&sys_connect_timeout,
&sys_convert_result_charset,
&sys_default_week_format,
&sys_delay_key_write,
&sys_delayed_insert_limit,
@ -408,6 +406,7 @@ sys_var *sys_variables[]=
&sys_rand_seed2,
&sys_read_buff_size,
&sys_read_rnd_buff_size,
&sys_result_collation,
&sys_rpl_recovery_rank,
&sys_safe_updates,
&sys_select_limit,
@ -459,7 +458,6 @@ struct show_var_st init_vars[]= {
{sys_client_collation.name, (char*) &sys_client_collation, SHOW_SYS},
{sys_concurrent_insert.name,(char*) &sys_concurrent_insert, SHOW_SYS},
{sys_connect_timeout.name, (char*) &sys_connect_timeout, SHOW_SYS},
{sys_convert_result_charset.name, (char*) &sys_convert_result_charset, SHOW_SYS},
{"datadir", mysql_real_data_home, SHOW_CHAR},
{"default_week_format", (char*) &sys_default_week_format, SHOW_SYS},
{sys_delay_key_write.name, (char*) &sys_delay_key_write, SHOW_SYS},
@ -563,6 +561,7 @@ struct show_var_st init_vars[]= {
{sys_pseudo_thread_id.name, (char*) &sys_pseudo_thread_id, SHOW_SYS},
{sys_read_buff_size.name, (char*) &sys_read_buff_size, SHOW_SYS},
{sys_read_rnd_buff_size.name,(char*) &sys_read_rnd_buff_size, SHOW_SYS},
{sys_result_collation.name, (char*) &sys_result_collation, SHOW_SYS},
{sys_rpl_recovery_rank.name,(char*) &sys_rpl_recovery_rank, SHOW_SYS},
#ifdef HAVE_QUERY_CACHE
{sys_query_cache_limit.name,(char*) &sys_query_cache_limit, SHOW_SYS},
@ -1267,6 +1266,31 @@ void sys_var_literal_collation::set_default(THD *thd, enum_var_type type)
thd->variables.literal_collation= global_system_variables.literal_collation;
}
bool sys_var_result_collation::update(THD *thd, set_var *var)
{
if (var->type == OPT_GLOBAL)
global_system_variables.result_collation= var->save_result.charset;
else
thd->variables.result_collation= var->save_result.charset;
return 0;
}
byte *sys_var_result_collation::value_ptr(THD *thd, enum_var_type type)
{
CHARSET_INFO *cs= ((type == OPT_GLOBAL) ?
global_system_variables.result_collation :
thd->variables.result_collation);
return cs ? (byte*) cs->name : (byte*) "";
}
void sys_var_result_collation::set_default(THD *thd, enum_var_type type)
{
if (type == OPT_GLOBAL)
global_system_variables.result_collation= default_charset_info;
else
thd->variables.result_collation= global_system_variables.result_collation;
}
/*****************************************************************************
Functions to handle SET NAMES and SET CHARACTER SET
@ -1274,24 +1298,14 @@ void sys_var_literal_collation::set_default(THD *thd, enum_var_type type)
int set_var_client_collation::check(THD *thd)
{
client_charset= client_charset ?
client_charset : global_system_variables.client_collation;
client_collation= client_collation ? client_collation : client_charset;
if (!my_charset_same(client_charset, client_collation))
{
my_error(ER_COLLATION_CHARSET_MISMATCH, MYF(0),
client_collation->name, client_charset->csname);
return -1;
}
return 0;
}
int set_var_client_collation::update(THD *thd)
{
thd->variables.client_collation= client_collation;
thd->variables.literal_collation= convert_result_charset ?
thd->db_charset: client_collation;
thd->variables.convert_result_charset= convert_result_charset;
thd->variables.client_collation= client_collation;
thd->variables.literal_collation= literal_collation;
thd->variables.result_collation= result_collation;
thd->protocol_simple.init(thd);
thd->protocol_prep.init(thd);
return 0;

23
sql/set_var.h
View file

@ -438,6 +438,15 @@ public:
byte *value_ptr(THD *thd, enum_var_type type);
};
class sys_var_result_collation :public sys_var_collation
{
public:
sys_var_result_collation(const char *name_arg) :sys_var_collation(name_arg) {}
bool update(THD *thd, set_var *var);
void set_default(THD *thd, enum_var_type type);
byte *value_ptr(THD *thd, enum_var_type type);
};
/* Variable that you can only read from */
@ -546,14 +555,16 @@ public:
class set_var_client_collation: public set_var_base
{
CHARSET_INFO *client_charset;
CHARSET_INFO *client_collation;
my_bool convert_result_charset;
CHARSET_INFO *literal_collation;
CHARSET_INFO *result_collation;
public:
set_var_client_collation(CHARSET_INFO *cset_arg,
CHARSET_INFO *coll_arg ,my_bool conv_arg)
:client_charset(cset_arg), client_collation(coll_arg),
convert_result_charset(conv_arg)
set_var_client_collation(CHARSET_INFO *client_coll_arg,
CHARSET_INFO *literal_coll_arg,
CHARSET_INFO *result_coll_arg)
:client_collation(client_coll_arg),
literal_collation(literal_coll_arg),
result_collation(result_coll_arg)
{}
int check(THD *thd);
int update(THD *thd);

6
sql/sql_class.h
View file

@ -378,10 +378,10 @@ struct system_variables
my_bool log_warnings;
my_bool low_priority_updates;
my_bool new_mode;
my_bool convert_result_charset;
CHARSET_INFO *client_collation;
CHARSET_INFO *literal_collation;
CHARSET_INFO *result_collation;
};
void free_tmp_table(THD *thd, TABLE *entry);
@ -663,8 +663,6 @@ public:
DBUG_PRINT("error",("Fatal error set"));
}
inline CHARSET_INFO *charset() { return variables.client_collation; }
inline CHARSET_INFO *result_charset(CHARSET_INFO *cs)
{ return variables.convert_result_charset ? charset() : cs; }
};
/*

49
sql/sql_yacc.yy
View file

@ -563,7 +563,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b,int *yystacksize);
%type <lex_str>
IDENT TEXT_STRING REAL_NUM FLOAT_NUM NUM LONG_NUM HEX_NUM LEX_HOSTNAME
ULONGLONG_NUM field_ident select_alias ident ident_or_text
UNDERSCORE_CHARSET IDENT_sys TEXT_STRING_sys TEXT_STRING_db
UNDERSCORE_CHARSET IDENT_sys TEXT_STRING_sys TEXT_STRING_literal
NCHAR_STRING
%type <lex_str_ptr>
@ -2279,9 +2279,9 @@ simple_expr:
Lex->uncacheable();;
}
| ENCRYPT '(' expr ',' expr ')' { $$= new Item_func_encrypt($3,$5); }
| DECODE_SYM '(' expr ',' TEXT_STRING_db ')'
| DECODE_SYM '(' expr ',' TEXT_STRING_literal ')'
{ $$= new Item_func_decode($3,$5.str); }
| ENCODE_SYM '(' expr ',' TEXT_STRING_db ')'
| ENCODE_SYM '(' expr ',' TEXT_STRING_literal ')'
{ $$= new Item_func_encode($3,$5.str); }
| DES_DECRYPT_SYM '(' expr ')'
{ $$= new Item_func_des_decrypt($3); }
@ -2910,7 +2910,7 @@ having_clause:
;
opt_escape:
ESCAPE_SYM TEXT_STRING_db { $$= $2.str; }
ESCAPE_SYM TEXT_STRING_literal { $$= $2.str; }
| /* empty */ { $$= (char*) "\\"; };
@ -3921,24 +3921,22 @@ opt_ignore_lines:
/* Common definitions */
text_literal:
TEXT_STRING_db
TEXT_STRING_literal
{
THD *thd= YYTHD;
CHARSET_INFO *cs= my_charset_same(thd->charset(),thd->db_charset) ?
thd->charset() : thd->db_charset;
$$ = new Item_string($1.str,$1.length,cs);
$$ = new Item_string($1.str,$1.length,thd->variables.literal_collation);
}
| NCHAR_STRING
{ $$= new Item_string($1.str,$1.length,national_charset_info); }
| UNDERSCORE_CHARSET TEXT_STRING
{ $$ = new Item_string($2.str,$2.length,Lex->charset); }
| text_literal TEXT_STRING_db
| text_literal TEXT_STRING_literal
{ ((Item_string*) $1)->append($2.str,$2.length); }
;
text_string:
TEXT_STRING_db
{ $$= new String($1.str,$1.length,YYTHD->db_charset); }
TEXT_STRING_literal
{ $$= new String($1.str,$1.length,YYTHD->variables.literal_collation); }
| HEX_NUM
{
Item *tmp = new Item_varbinary($1.str,$1.length);
@ -4104,18 +4102,18 @@ TEXT_STRING_sys:
}
;
TEXT_STRING_db:
TEXT_STRING_literal:
TEXT_STRING
{
THD *thd= YYTHD;
if (my_charset_same(thd->charset(),thd->db_charset))
if (my_charset_same(thd->charset(),thd->variables.literal_collation))
{
$$=$1;
}
else
{
String ident;
ident.copy($1.str,$1.length,thd->charset(),thd->db_charset);
ident.copy($1.str,$1.length,thd->charset(),thd->variables.literal_collation);
$$.str= thd->strmake(ident.ptr(),ident.length());
$$.length= ident.length();
}
@ -4403,15 +4401,32 @@ option_value:
find_sys_var("tx_isolation"),
new Item_int((int32) $4)));
}
| charset old_or_new_charset_name_or_default
| charset old_or_new_charset_name_or_default opt_collate
{
THD *thd= YYTHD;
LEX *lex= Lex;
lex->var_list.push_back(new set_var_client_collation($2,NULL,1));
$2= $2 ? $2: global_system_variables.client_collation;
$3= $3 ? $3 : $2;
if (!my_charset_same($2,$3))
{
net_printf(YYTHD,ER_COLLATION_CHARSET_MISMATCH,
$3->name,$2->csname);
YYABORT;
}
lex->var_list.push_back(new set_var_client_collation($3,thd->db_charset,$3));
}
| NAMES_SYM charset_name_or_default opt_collate
{
LEX *lex= Lex;
lex->var_list.push_back(new set_var_client_collation($2,$3,0));
$2= $2 ? $2 : global_system_variables.client_collation;
$3= $3 ? $3 : $2;
if (!my_charset_same($2,$3))
{
net_printf(YYTHD,ER_COLLATION_CHARSET_MISMATCH,
$3->name,$2->csname);
YYABORT;
}
lex->var_list.push_back(new set_var_client_collation($3,$3,$3));
}
| PASSWORD equal text_or_password
{