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fixed for BUG #2719 "Heap tables status shows wrong or missing data"

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This commit is contained in:
vva@eagle.mysql.r18.ru
2004-02-20 00:33:16 +04:00
parent 00e2668b87
commit 38a72a162a
4 changed files with 137 additions and 1 deletions
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7
heap/hp_delete.c
View File

@ -67,6 +67,8 @@ int hp_rb_delete_key(HP_INFO *info, register HP_KEYDEF *keyinfo,
const byte *record, byte *recpos, int flag) const byte *record, byte *recpos, int flag)
{ {
heap_rb_param custom_arg; heap_rb_param custom_arg;
uint old_allocated;
int res;
if (flag) if (flag)
info->last_pos= NULL; /* For heap_rnext/heap_rprev */ info->last_pos= NULL; /* For heap_rnext/heap_rprev */
@ -74,7 +76,10 @@ int hp_rb_delete_key(HP_INFO *info, register HP_KEYDEF *keyinfo,
custom_arg.keyseg= keyinfo->seg; custom_arg.keyseg= keyinfo->seg;
custom_arg.key_length= hp_rb_make_key(keyinfo, info->recbuf, record, recpos); custom_arg.key_length= hp_rb_make_key(keyinfo, info->recbuf, record, recpos);
custom_arg.search_flag= SEARCH_SAME; custom_arg.search_flag= SEARCH_SAME;
return tree_delete(&keyinfo->rb_tree, info->recbuf, &custom_arg); old_allocated= keyinfo->rb_tree.allocated;
res= tree_delete(&keyinfo->rb_tree, info->recbuf, &custom_arg);
info->s->index_length+= (keyinfo->rb_tree.allocated-old_allocated);
return res;
} }
/* Remove one key from hash-table */ /* Remove one key from hash-table */

3
heap/hp_write.c
View File

@ -99,6 +99,7 @@ int hp_rb_write_key(HP_INFO *info, HP_KEYDEF *keyinfo, const byte *record,
byte *recpos) byte *recpos)
{ {
heap_rb_param custom_arg; heap_rb_param custom_arg;
uint old_allocated;
info->last_pos= NULL; /* For heap_rnext/heap_rprev */ info->last_pos= NULL; /* For heap_rnext/heap_rprev */
custom_arg.keyseg= keyinfo->seg; custom_arg.keyseg= keyinfo->seg;
@ -113,12 +114,14 @@ int hp_rb_write_key(HP_INFO *info, HP_KEYDEF *keyinfo, const byte *record,
custom_arg.search_flag= SEARCH_SAME; custom_arg.search_flag= SEARCH_SAME;
keyinfo->rb_tree.flag= 0; keyinfo->rb_tree.flag= 0;
} }
old_allocated= keyinfo->rb_tree.allocated;
if (!tree_insert(&keyinfo->rb_tree, (void*)info->recbuf, if (!tree_insert(&keyinfo->rb_tree, (void*)info->recbuf,
custom_arg.key_length, &custom_arg)) custom_arg.key_length, &custom_arg))
{ {
my_errno= HA_ERR_FOUND_DUPP_KEY; my_errno= HA_ERR_FOUND_DUPP_KEY;
return 1; return 1;
} }
info->s->index_length+= (keyinfo->rb_tree.allocated-old_allocated);
return 0; return 0;
} }

74
mysql-test/r/show_check.result
View File

@ -313,3 +313,77 @@ table CREATE TABLE `table` (
) ENGINE=MyISAM DEFAULT CHARSET=latin1 ) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE `table`; DROP TABLE `table`;
SET sql_quote_show_create=ON; SET sql_quote_show_create=ON;
select @@max_heap_table_size;
@@max_heap_table_size
1047552
CREATE TABLE t1 (
a int(11) default NULL,
KEY a TYPE BTREE (a)
) ENGINE=HEAP;
CREATE TABLE t2 (
b int(11) default NULL,
index(b)
) ENGINE=HEAP;
CREATE TABLE t3 (
a int(11) default NULL,
b int(11) default NULL,
KEY a TYPE BTREE (a),
index(b)
) ENGINE=HEAP;
insert into t1 values (1),(2);
insert into t2 values (1),(2);
insert into t3 values (1,1),(2,2);
show table status;
Name Type 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 HEAP Fixed 2 5 39904 249415 42 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 HEAP Fixed 2 5 39904 249415 39904 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t3 HEAP Fixed 2 9 33072 248103 22090 0 NULL NULL NULL NULL latin1_swedish_ci NULL
insert into t1 values (3),(4);
insert into t2 values (3),(4);
insert into t3 values (3,3),(4,4);
show table status;
Name Type 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 HEAP Fixed 4 5 39904 249415 84 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 HEAP Fixed 4 5 39904 249415 39904 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t3 HEAP Fixed 4 9 33072 248103 22132 0 NULL NULL NULL NULL latin1_swedish_ci NULL
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
Name Type 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 HEAP Fixed 5 5 39904 249415 105 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 HEAP Fixed 5 5 39904 249415 39904 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t3 HEAP Fixed 5 9 33072 248103 22153 0 NULL NULL NULL NULL latin1_swedish_ci NULL
delete from t1 where a=3;
delete from t2 where b=3;
delete from t3 where a=3;
show table status;
Name Type 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 HEAP Fixed 4 5 39904 249415 105 5 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 HEAP Fixed 4 5 39904 249415 39904 5 NULL NULL NULL NULL latin1_swedish_ci NULL
t3 HEAP Fixed 4 9 33072 248103 22153 9 NULL NULL NULL NULL latin1_swedish_ci NULL
delete from t1;
delete from t2;
delete from t3;
show table status;
Name Type 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 HEAP Fixed 0 5 0 249415 0 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 HEAP Fixed 0 5 0 249415 0 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t3 HEAP Fixed 0 9 0 248103 0 0 NULL NULL NULL NULL latin1_swedish_ci NULL
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
Name Type 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 HEAP Fixed 1 5 39904 249415 21 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 HEAP Fixed 1 5 39904 249415 39904 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t3 HEAP Fixed 1 9 33072 248103 22069 0 NULL NULL NULL NULL latin1_swedish_ci NULL
delete from t1 where a=5;
delete from t2 where b=5;
delete from t3 where a=5;
show table status;
Name Type 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 HEAP Fixed 0 5 39904 249415 21 5 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 HEAP Fixed 0 5 39904 249415 39904 5 NULL NULL NULL NULL latin1_swedish_ci NULL
t3 HEAP Fixed 0 9 33072 248103 22069 9 NULL NULL NULL NULL latin1_swedish_ci NULL
drop table t1, t2, t3;

54
mysql-test/t/show_check.test
View File

@ -182,3 +182,57 @@ SHOW CREATE TABLE `table`;
DROP TABLE `table`; DROP TABLE `table`;
SET sql_quote_show_create=ON; SET sql_quote_show_create=ON;
#
# Test for bug #2719 "Heap tables status shows wrong or missing data."
#
select @@max_heap_table_size;
CREATE TABLE t1 (
a int(11) default NULL,
KEY a TYPE BTREE (a)
) ENGINE=HEAP;
CREATE TABLE t2 (
b int(11) default NULL,
index(b)
) ENGINE=HEAP;
CREATE TABLE t3 (
a int(11) default NULL,
b int(11) default NULL,
KEY a TYPE BTREE (a),
index(b)
) ENGINE=HEAP;
insert into t1 values (1),(2);
insert into t2 values (1),(2);
insert into t3 values (1,1),(2,2);
show table status;
insert into t1 values (3),(4);
insert into t2 values (3),(4);
insert into t3 values (3,3),(4,4);
show table status;
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
delete from t1 where a=3;
delete from t2 where b=3;
delete from t3 where a=3;
show table status;
delete from t1;
delete from t2;
delete from t3;
show table status;
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
delete from t1 where a=5;
delete from t2 where b=5;
delete from t3 where a=5;
show table status;
drop table t1, t2, t3;