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After merge fixes

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monty@mysql.com 2005-05-16 15:21:35 +03:00
parent 9db45adb60
commit d06bb6fa39
5 changed files with 28 additions and 19 deletions
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19
mysql-test/r/alter_table.result
View file

@ -389,7 +389,7 @@ alter table t1 modify a varchar(10);
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`a` varchar(10) NOT NULL default '',
`a` varchar(10) NOT NULL,
PRIMARY KEY (`a`)
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`)
flush tables;
@ -397,7 +397,7 @@ alter table t1 modify a varchar(10) not null;
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`a` varchar(10) NOT NULL default '',
`a` varchar(10) NOT NULL,
PRIMARY KEY (`a`)
) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`)
drop table if exists t1, t2;
@ -405,17 +405,26 @@ create table t1 (a int, b int, c int, d int, e int, f int, g int, h int,i int, p
insert into t1 (a) values(1);
show table status like 't1';
Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
t1 MyISAM 9 Fixed 1 37 X X X X X X X X latin1_swedish_ci NULL
t1 MyISAM 10 Fixed 1 37 X X X X X X X X latin1_swedish_ci NULL
alter table t1 modify a int;
show table status like 't1';
Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
t1 MyISAM 9 Fixed 1 37 X X X X X X X X latin1_swedish_ci NULL
t1 MyISAM 10 Fixed 1 37 X X X X X X X X latin1_swedish_ci NULL
drop table t1;
create table t1 (a int not null, b int not null, c int not null, d int not null, e int not null, f int not null, g int not null, h int not null,i int not null, primary key (a,b,c,d,e,f,g,i,h)) engine=MyISAM;
insert into t1 (a) values(1);
Warnings:
Warning 1364 Field 'b' doesn't have a default value
Warning 1364 Field 'c' doesn't have a default value
Warning 1364 Field 'd' doesn't have a default value
Warning 1364 Field 'e' doesn't have a default value
Warning 1364 Field 'f' doesn't have a default value
Warning 1364 Field 'g' doesn't have a default value
Warning 1364 Field 'h' doesn't have a default value
Warning 1364 Field 'i' doesn't have a default value
show table status like 't1';
Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
t1 MyISAM 9 Fixed 1 37 X X X X X X X X latin1_swedish_ci NULL
t1 MyISAM 10 Fixed 1 37 X X X X X X X X latin1_swedish_ci NULL
drop table t1;
set names koi8r;
create table t1 (a char(10) character set koi8r);

7
sql/handler.cc
View file

@ -1420,6 +1420,7 @@ void handler::update_auto_increment()
ulonglong nr;
THD *thd= table->in_use;
struct system_variables *variables= &thd->variables;
bool auto_increment_field_not_null;
DBUG_ENTER("handler::update_auto_increment");
/*
@ -1427,13 +1428,14 @@ void handler::update_auto_increment()
row was not inserted
*/
thd->prev_insert_id= thd->next_insert_id;
auto_increment_field_not_null= table->auto_increment_field_not_null;
table->auto_increment_field_not_null= FALSE;
if ((nr= table->next_number_field->val_int()) != 0 ||
table->auto_increment_field_not_null &&
auto_increment_field_not_null &&
thd->variables.sql_mode & MODE_NO_AUTO_VALUE_ON_ZERO)
{
/* Clear flag for next row */
table->auto_increment_field_not_null= FALSE;
/* Mark that we didn't generate a new value **/
auto_increment_column_changed=0;
@ -1449,7 +1451,6 @@ void handler::update_auto_increment()
}
DBUG_VOID_RETURN;
}
table->auto_increment_field_not_null= FALSE;
if (!(nr= thd->next_insert_id))
{
nr= get_auto_increment();

7
sql/sql_table.cc
View file

@ -640,7 +640,7 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
{
const char *key_name;
create_field *sql_field,*dup_field;
uint field,null_fields,blob_columns;
uint field,null_fields,blob_columns,max_key_length;
ulong record_offset= 0;
KEY *key_info;
KEY_PART_INFO *key_part_info;
@ -654,6 +654,7 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
select_field_pos= fields->elements - select_field_count;
null_fields=blob_columns=0;
create_info->varchar= 0;
max_key_length= file->max_key_length();
for (field_no=0; (sql_field=it++) ; field_no++)
{
@ -1190,10 +1191,10 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
{
if (f_is_blob(sql_field->pack_flag))
{
if ((length=column->length) > file->max_key_length() ||
if ((length=column->length) > max_key_length ||
length > file->max_key_part_length())
{
length=min(file->max_key_length(), file->max_key_part_length());
length=min(max_key_length, file->max_key_part_length());
if (key->type == Key::MULTIPLE)
{
/* not a critical problem */

2
sql/sql_yacc.yy
View file

@ -3990,7 +3990,7 @@ select_options:
{
if (test_all_bits(Select->options, SELECT_ALL | SELECT_DISTINCT))
{
net_printf(Lex->thd, ER_WRONG_USAGE, "ALL", "DISTINCT");
my_error(ER_WRONG_USAGE, MYF(0), "ALL", "DISTINCT");
YYABORT;
}
}

12
sql/unireg.cc
View file

@ -45,8 +45,7 @@ static bool pack_fields(File file, List<create_field> &create_fields,
static bool make_empty_rec(THD *thd, int file, enum db_type table_type,
uint table_options,
List<create_field> &create_fields,
uint reclength, uint null_fields,
ulong data_offset);
uint reclength, ulong data_offset);
/*
Create a frm (table definition) file
@ -72,7 +71,7 @@ bool mysql_create_frm(THD *thd, my_string file_name,
uint keys, KEY *key_info,
handler *db_file)
{
uint reclength,info_length,screens,key_info_length,maxlength,null_fields;
uint reclength,info_length,screens,key_info_length,maxlength;
File file;
ulong filepos, data_offset;
uchar fileinfo[64],forminfo[288],*keybuff;
@ -111,7 +110,6 @@ bool mysql_create_frm(THD *thd, my_string file_name,
}
}
reclength=uint2korr(forminfo+266);
null_fields=uint2korr(forminfo+282);
if ((file=create_frm(file_name, reclength, fileinfo,
create_info, keys)) < 0)
@ -145,7 +143,7 @@ bool mysql_create_frm(THD *thd, my_string file_name,
(ulong) uint2korr(fileinfo+6)+ (ulong) key_buff_length,
MY_SEEK_SET,MYF(0)));
if (make_empty_rec(thd,file,create_info->db_type,create_info->table_options,
create_fields,reclength, null_fields, data_offset))
create_fields,reclength, data_offset))
goto err;
VOID(my_seek(file,filepos,MY_SEEK_SET,MYF(0)));
@ -661,7 +659,7 @@ static bool pack_fields(File file, List<create_field> &create_fields,
static bool make_empty_rec(THD *thd, File file,enum db_type table_type,
uint table_options,
List<create_field> &create_fields,
uint reclength, uint null_fields,
uint reclength,
ulong data_offset)
{
int error;
@ -696,7 +694,6 @@ static bool make_empty_rec(THD *thd, File file,enum db_type table_type,
null_count++; // Need one bit for delete mark
*buff|= 1;
}
DBUG_ASSERT(data_offset == ((null_fields + null_count + 7) / 8));
null_pos= buff;
List_iterator<create_field> it(create_fields);
@ -756,6 +753,7 @@ static bool make_empty_rec(THD *thd, File file,enum db_type table_type,
else
regfield->reset();
}
DBUG_ASSERT(data_offset == ((null_count + 7) / 8));
/* Fill not used startpos */
if (null_count)