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MDEV-5180 Data type for WEIGHT_STRING is too short in some cases

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(a bug in upstream)
This commit is contained in:
Alexander Barkov
2013-10-25 15:01:03 +04:00
parent a6e28ce5e6
commit 71f8ca654e
32 changed files with 3325 additions and 43 deletions
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35
mysql-test/include/weight_string.inc
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@ -1,4 +1,39 @@
select @@collation_connection;
#
# MDEV-5180 Data type for WEIGHT_STRING is too short in some cases
#
CREATE TABLE t1 AS SELECT 'a' AS a;
SHOW CREATE TABLE t1;
CREATE TABLE t2 AS SELECT WEIGHT_STRING(a) AS ws FROM t1;
SHOW CREATE TABLE t2;
SELECT HEX(WEIGHT_STRING(a)) FROM t1;
SELECT HEX(ws) FROM t2;
DROP TABLE t2;
DROP TABLE t1;
CREATE TABLE t1 AS SELECT REPEAT('a',5) AS a;
SHOW CREATE TABLE t1;
CREATE TABLE t2 AS SELECT WEIGHT_STRING(a) AS ws FROM t1;
SHOW CREATE TABLE t2;
SELECT HEX(WEIGHT_STRING(a)) FROM t1;
SELECT HEX(ws) FROM t2;
DROP TABLE t2;
CREATE TABLE t2 AS SELECT WEIGHT_STRING(a AS CHAR(3)) AS ws FROM t1;
SHOW CREATE TABLE t2;
SELECT HEX(WEIGHT_STRING(a AS CHAR(3))) FROM t1;
SELECT HEX(ws) FROM t2;
DROP TABLE t2;
CREATE TABLE t2 AS SELECT WEIGHT_STRING(a AS CHAR(10)) AS ws FROM t1;
SHOW CREATE TABLE t2;
SELECT HEX(WEIGHT_STRING(a AS CHAR(10))) FROM t1;
SELECT HEX(ws) FROM t2;
DROP TABLE t2;
DROP TABLE t1;
#
# End of MDEV-5180
#
select hex(weight_string('a'));
select hex(weight_string('A'));
select hex(weight_string('abc'));