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Commit ee2b7657 authored by aivanov@mysql.com's avatar aivanov@mysql.com
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Changes from innodb-4.1-ss14 snapshot 

 Fixed BUG#14056: Column prefix index on UTF-8 primary key
 causes "Can't find record.."
 Also fixed bug 15991.
parent 977731b3
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Showing with 203 additions and 17 deletions
innobase/include/os0file.h
View file @ ee2b7657
...@@ -86,9 +86,10 @@ log. */ ...@@ -86,9 +86,10 @@ log. */
#define OS_FILE_NOT_FOUND 71 #define OS_FILE_NOT_FOUND 71
#define OS_FILE_DISK_FULL 72 #define OS_FILE_DISK_FULL 72
#define OS_FILE_ALREADY_EXISTS 73 #define OS_FILE_ALREADY_EXISTS 73
#define OS_FILE_AIO_RESOURCES_RESERVED 74 /* wait for OS aio resources #define OS_FILE_PATH_ERROR 74
#define OS_FILE_AIO_RESOURCES_RESERVED 75 /* wait for OS aio resources
to become available again */ to become available again */
#define OS_FILE_ERROR_NOT_SPECIFIED 75 #define OS_FILE_ERROR_NOT_SPECIFIED 76
/* Types for aio operations */ /* Types for aio operations */
#define OS_FILE_READ 10 #define OS_FILE_READ 10
......
innobase/os/os0file.c
View file @ ee2b7657
...@@ -303,6 +303,8 @@ os_file_get_last_error( ...@@ -303,6 +303,8 @@ os_file_get_last_error(
return(OS_FILE_NOT_FOUND); return(OS_FILE_NOT_FOUND);
} else if (err == EEXIST) { } else if (err == EEXIST) {
return(OS_FILE_ALREADY_EXISTS); return(OS_FILE_ALREADY_EXISTS);
} else if (err == EXDEV || err == ENOTDIR || err == EISDIR) {
return(OS_FILE_PATH_ERROR);
} else { } else {
return(100 + err); return(100 + err);
} }
...@@ -352,7 +354,8 @@ os_file_handle_error( ...@@ -352,7 +354,8 @@ os_file_handle_error(
return(TRUE); return(TRUE);
} else if (err == OS_FILE_ALREADY_EXISTS) { } else if (err == OS_FILE_ALREADY_EXISTS
|| err == OS_FILE_PATH_ERROR) {
return(FALSE); return(FALSE);
} else { } else {
...@@ -456,7 +459,8 @@ os_file_handle_error_no_exit( ...@@ -456,7 +459,8 @@ os_file_handle_error_no_exit(
return(TRUE); return(TRUE);
} else if (err == OS_FILE_ALREADY_EXISTS) { } else if (err == OS_FILE_ALREADY_EXISTS
|| err == OS_FILE_PATH_ERROR) {
return(FALSE); return(FALSE);
} else { } else {
......
mysql-test/r/innodb.result
View file @ ee2b7657
...@@ -1754,3 +1754,43 @@ rename table t3 to t1; ...@@ -1754,3 +1754,43 @@ rename table t3 to t1;
ERROR HY000: Error on rename of './test/t3' to './test/t1' (errno: 150) ERROR HY000: Error on rename of './test/t3' to './test/t1' (errno: 150)
set foreign_key_checks=1; set foreign_key_checks=1;
drop table t2,t3; drop table t2,t3;
create table t2 (
a int, b char(10), filler char(10), primary key(a, b(2))
) character set utf8 engine = innodb;
insert into t2 values (1,'abcdefg','one');
insert into t2 values (2,'ijkilmn','two');
insert into t2 values (3, 'qrstuvw','three');
update t2 set a=5, filler='booo' where a=1;
drop table t2;
create table t2 (
a int, b char(10), filler char(10), primary key(a, b(2))
) character set ucs2 engine = innodb;
insert into t2 values (1,'abcdefg','one');
insert into t2 values (2,'ijkilmn','two');
insert into t2 values (3, 'qrstuvw','three');
update t2 set a=5, filler='booo' where a=1;
drop table t2;
create table t1(a int not null, b char(110),primary key(a,b(100))) engine=innodb default charset=utf8;
insert into t1 values(1,'abcdefg'),(2,'defghijk');
insert into t1 values(6,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1);
insert into t1 values(7,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B2);
select a,hex(b) from t1 order by b;
a hex(b)
1 61626364656667
2 6465666768696A6B
6 D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1
7 D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B2
update t1 set b = 'three' where a = 6;
drop table t1;
create table t1(a int not null, b text(110),primary key(a,b(100))) engine=innodb default charset=utf8;
insert into t1 values(1,'abcdefg'),(2,'defghijk');
insert into t1 values(6,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1);
insert into t1 values(7,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B2);
select a,hex(b) from t1 order by b;
a hex(b)
1 61626364656667
2 6465666768696A6B
6 D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1
7 D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B2
update t1 set b = 'three' where a = 6;
drop table t1;
mysql-test/t/innodb.test
View file @ ee2b7657
...@@ -1329,4 +1329,40 @@ create table t3(a varchar(10) primary key) engine = innodb DEFAULT CHARSET=utf8; ...@@ -1329,4 +1329,40 @@ create table t3(a varchar(10) primary key) engine = innodb DEFAULT CHARSET=utf8;
rename table t3 to t1; rename table t3 to t1;
set foreign_key_checks=1; set foreign_key_checks=1;
drop table t2,t3; drop table t2,t3;
# tests for bug #14056 Column prefix index on UTF-8 primary key column causes 'Can't find record..'
create table t2 (
a int, b char(10), filler char(10), primary key(a, b(2))
) character set utf8 engine = innodb;
insert into t2 values (1,'abcdefg','one');
insert into t2 values (2,'ijkilmn','two');
insert into t2 values (3, 'qrstuvw','three');
update t2 set a=5, filler='booo' where a=1;
drop table t2;
create table t2 (
a int, b char(10), filler char(10), primary key(a, b(2))
) character set ucs2 engine = innodb;
insert into t2 values (1,'abcdefg','one');
insert into t2 values (2,'ijkilmn','two');
insert into t2 values (3, 'qrstuvw','three');
update t2 set a=5, filler='booo' where a=1;
drop table t2;
create table t1(a int not null, b char(110),primary key(a,b(100))) engine=innodb default charset=utf8;
insert into t1 values(1,'abcdefg'),(2,'defghijk');
insert into t1 values(6,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1);
insert into t1 values(7,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B2);
select a,hex(b) from t1 order by b;
update t1 set b = 'three' where a = 6;
drop table t1;
create table t1(a int not null, b text(110),primary key(a,b(100))) engine=innodb default charset=utf8;
insert into t1 values(1,'abcdefg'),(2,'defghijk');
insert into t1 values(6,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1);
insert into t1 values(7,_utf8 0xD0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B1D0B2);
select a,hex(b) from t1 order by b;
update t1 set b = 'three' where a = 6;
drop table t1;
# End of 4.1 tests # End of 4.1 tests
sql/ha_innodb.cc
View file @ ee2b7657
...@@ -2015,6 +2015,22 @@ get_innobase_type_from_mysql_type( ...@@ -2015,6 +2015,22 @@ get_innobase_type_from_mysql_type(
return(0); return(0);
} }
/***********************************************************************
Writes an unsigned integer value < 64k to 2 bytes, in the little-endian
storage format. */
inline
void
innobase_write_to_2_little_endian(
/*==============================*/
byte* buf, /* in: where to store */
ulint val) /* in: value to write, must be < 64k */
{
ut_a(val < 256 * 256);
buf[0] = (byte)(val & 0xFF);
buf[1] = (byte)(val / 256);
}
/*********************************************************************** /***********************************************************************
Stores a key value for a row to a buffer. */ Stores a key value for a row to a buffer. */
...@@ -2034,8 +2050,6 @@ ha_innobase::store_key_val_for_row( ...@@ -2034,8 +2050,6 @@ ha_innobase::store_key_val_for_row(
char* buff_start = buff; char* buff_start = buff;
enum_field_types mysql_type; enum_field_types mysql_type;
Field* field; Field* field;
ulint blob_len;
byte* blob_data;
ibool is_null; ibool is_null;
DBUG_ENTER("store_key_val_for_row"); DBUG_ENTER("store_key_val_for_row");
...@@ -2084,14 +2098,26 @@ ha_innobase::store_key_val_for_row( ...@@ -2084,14 +2098,26 @@ ha_innobase::store_key_val_for_row(
|| mysql_type == FIELD_TYPE_BLOB || mysql_type == FIELD_TYPE_BLOB
|| mysql_type == FIELD_TYPE_LONG_BLOB) { || mysql_type == FIELD_TYPE_LONG_BLOB) {
CHARSET_INFO* cs;
ulint key_len;
ulint len;
ulint true_len;
int error=0;
ulint blob_len;
byte* blob_data;
ut_a(key_part->key_part_flag & HA_PART_KEY_SEG); ut_a(key_part->key_part_flag & HA_PART_KEY_SEG);
key_len = key_part->length;
if (is_null) { if (is_null) {
buff += key_part->length + 2; buff += key_len + 2;
continue; continue;
} }
cs = field->charset();
blob_data = row_mysql_read_blob_ref(&blob_len, blob_data = row_mysql_read_blob_ref(&blob_len,
(byte*) (record (byte*) (record
+ (ulint)get_field_offset(table, field)), + (ulint)get_field_offset(table, field)),
...@@ -2099,29 +2125,108 @@ ha_innobase::store_key_val_for_row( ...@@ -2099,29 +2125,108 @@ ha_innobase::store_key_val_for_row(
ut_a(get_field_offset(table, field) ut_a(get_field_offset(table, field)
== key_part->offset); == key_part->offset);
if (blob_len > key_part->length) {
blob_len = key_part->length; true_len = blob_len;
/* For multi byte character sets we need to calculate
the true length of the key */
if (key_len > 0 && cs->mbmaxlen > 1) {
true_len = (ulint) cs->cset->well_formed_len(cs,
(const char *) blob_data,
(const char *) blob_data
+ blob_len,
key_len / cs->mbmaxlen,
&error);
}
/* All indexes on BLOB and TEXT are column prefix
indexes, and we may need to truncate the data to be
stored in the key value: */
if (true_len > key_len) {
true_len = key_len;
} }
/* MySQL reserves 2 bytes for the length and the /* MySQL reserves 2 bytes for the length and the
storage of the number is little-endian */ storage of the number is little-endian */
ut_a(blob_len < 256); innobase_write_to_2_little_endian(
*((byte*)buff) = (byte)blob_len; (byte*)buff, true_len);
buff += 2; buff += 2;
memcpy(buff, blob_data, blob_len); memcpy(buff, blob_data, true_len);
/* Note that we always reserve the maximum possible
length of the BLOB prefix in the key value. */
buff += key_part->length; buff += key_len;
} else { } else {
/* Here we handle all other data types except the
true VARCHAR, BLOB and TEXT. Note that the column
value we store may be also in a column prefix
index. */
CHARSET_INFO* cs;
ulint true_len;
ulint key_len;
const mysql_byte* src_start;
int error=0;
enum_field_types real_type;
key_len = key_part->length;
if (is_null) { if (is_null) {
buff += key_part->length; buff += key_len;
continue; continue;
} }
memcpy(buff, record + key_part->offset,
key_part->length); src_start = record + key_part->offset;
buff += key_part->length; real_type = field->real_type();
true_len = key_len;
/* Character set for the field is defined only
to fields whose type is string and real field
type is not enum or set. For these fields check
if character set is multi byte. */
if (real_type != FIELD_TYPE_ENUM
&& real_type != FIELD_TYPE_SET
&& ( mysql_type == MYSQL_TYPE_VAR_STRING
|| mysql_type == MYSQL_TYPE_STRING)) {
cs = field->charset();
/* For multi byte character sets we need to
calculate the true length of the key */
if (key_len > 0 && cs->mbmaxlen > 1) {
true_len = (ulint)
cs->cset->well_formed_len(cs,
(const char *)src_start,
(const char *)src_start
+ key_len,
key_len / cs->mbmaxlen,
&error);
}
}
memcpy(buff, src_start, true_len);
buff += true_len;
/* Pad the unused space with spaces. Note that no
padding is ever needed for UCS-2 because in MySQL,
all UCS2 characters are 2 bytes, as MySQL does not
support surrogate pairs, which are needed to represent
characters in the range U+10000 to U+10FFFF. */
if (true_len < key_len) {
ulint pad_len = key_len - true_len;
memset(buff, ' ', pad_len);
buff += pad_len;
}
} }
} }
......
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