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Merge april.(none):/home/svoj/devel/mysql/BUG18233/mysql-5.0

Browse source 
into  april.(none):/home/svoj/devel/mysql/BUG18233/mysql-5.1


mysql-test/r/heap.result:
  Auto merged
storage/heap/hp_create.c:
  Auto merged
This commit is contained in:
unknown 2006-05-18 18:49:52 +05:00
commit 481ba7789b
3 changed files with 27 additions and 0 deletions
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13
mysql-test/r/heap.result
View file

@ -718,3 +718,16 @@ Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length I
t1 MEMORY 10 Fixed 0 11 0 # 0 0 NULL NULL NULL NULL latin1_swedish_ci NULL
t2 MEMORY 10 Fixed 0 12 0 # 0 0 NULL NULL NULL NULL latin1_swedish_ci NULL
drop table t1, t2;
CREATE TABLE t1(a VARCHAR(1), b VARCHAR(2), c VARCHAR(256),
KEY(a), KEY(b), KEY(c)) ENGINE=MEMORY;
INSERT INTO t1 VALUES('a','aa',REPEAT('a', 256)),('a','aa',REPEAT('a',256));
SELECT COUNT(*) FROM t1 WHERE a='a';
COUNT(*)
2
SELECT COUNT(*) FROM t1 WHERE b='aa';
COUNT(*)
2
SELECT COUNT(*) FROM t1 WHERE c=REPEAT('a',256);
COUNT(*)
2
DROP TABLE t1;

12
mysql-test/t/heap.test
View file

@ -458,4 +458,16 @@ create table t2 (c varchar(10)) engine=memory;
show table status like 't_';
drop table t1, t2;
#
# BUG#18233 - Memory tables INDEX USING HASH (a,b) returns 1 row on
# SELECT WHERE a= AND b=
#
CREATE TABLE t1(a VARCHAR(1), b VARCHAR(2), c VARCHAR(256),
KEY(a), KEY(b), KEY(c)) ENGINE=MEMORY;
INSERT INTO t1 VALUES('a','aa',REPEAT('a', 256)),('a','aa',REPEAT('a',256));
SELECT COUNT(*) FROM t1 WHERE a='a';
SELECT COUNT(*) FROM t1 WHERE b='aa';
SELECT COUNT(*) FROM t1 WHERE c=REPEAT('a',256);
DROP TABLE t1;
# End of 5.0 tests

2
storage/heap/hp_create.c
View file

@ -85,6 +85,7 @@ int heap_create(const char *name, uint keys, HP_KEYDEF *keydef,
if (!my_binary_compare(keyinfo->seg[j].charset))
keyinfo->flag|= HA_END_SPACE_KEY;
keyinfo->flag|= HA_VAR_LENGTH_KEY;
length+= 2;
/* Save number of bytes used to store length */
keyinfo->seg[j].bit_start= 1;
break;
@ -95,6 +96,7 @@ int heap_create(const char *name, uint keys, HP_KEYDEF *keydef,
if (!my_binary_compare(keyinfo->seg[j].charset))
keyinfo->flag|= HA_END_SPACE_KEY;
keyinfo->flag|= HA_VAR_LENGTH_KEY;
length+= 2;
/* Save number of bytes used to store length */
keyinfo->seg[j].bit_start= 2;
/*