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MDEV-14619: VIEW and GROUP_CONCAT

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Correctly print separator string in single quotes.
This commit is contained in:
Oleksandr Byelkin
2017-12-17 00:01:55 +01:00
parent 20089f5a39
commit 273591df0c
3 changed files with 27 additions and 1 deletions
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14
mysql-test/r/view.result
View File

@ -5629,6 +5629,20 @@ PREPARE stmt FROM 'REPLACE INTO v2 SELECT a FROM t3';
ERROR HY000: Can not insert into join view 'test.v2' without fields list ERROR HY000: Can not insert into join view 'test.v2' without fields list
drop view v1,v2; drop view v1,v2;
drop table t3; drop table t3;
#
# MDEV-14619: VIEW and GROUP_CONCAT
#
CREATE TABLE t1 (str text);
INSERT INTO t1 VALUES ("My"),("SQL");
CREATE VIEW v1 AS SELECT GROUP_CONCAT(str SEPARATOR '\\') FROM t1;
SELECT * FROM v1;
GROUP_CONCAT(str SEPARATOR '\\')
My\SQL
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select group_concat(`t1`.`str` separator '\\') AS `GROUP_CONCAT(str SEPARATOR '\\')` from `t1` latin1 latin1_swedish_ci
drop view v1;
drop table t1;
# ----------------------------------------------------------------- # -----------------------------------------------------------------
# -- End of 5.5 tests. # -- End of 5.5 tests.
# ----------------------------------------------------------------- # -----------------------------------------------------------------

12
mysql-test/t/view.test
View File

@ -5578,6 +5578,18 @@ PREPARE stmt FROM 'REPLACE INTO v2 SELECT a FROM t3';
drop view v1,v2; drop view v1,v2;
drop table t3; drop table t3;
--echo #
--echo # MDEV-14619: VIEW and GROUP_CONCAT
--echo #
CREATE TABLE t1 (str text);
INSERT INTO t1 VALUES ("My"),("SQL");
CREATE VIEW v1 AS SELECT GROUP_CONCAT(str SEPARATOR '\\') FROM t1;
SELECT * FROM v1;
SHOW CREATE VIEW v1;
drop view v1;
drop table t1;
--echo # ----------------------------------------------------------------- --echo # -----------------------------------------------------------------
--echo # -- End of 5.5 tests. --echo # -- End of 5.5 tests.
--echo # ----------------------------------------------------------------- --echo # -----------------------------------------------------------------

2
sql/item_sum.cc
View File

@ -3656,7 +3656,7 @@ void Item_func_group_concat::print(String *str, enum_query_type query_type)
} }
} }
str->append(STRING_WITH_LEN(" separator \'")); str->append(STRING_WITH_LEN(" separator \'"));
str->append(*separator); str->append_for_single_quote(separator->ptr(), separator->length());
str->append(STRING_WITH_LEN("\')")); str->append(STRING_WITH_LEN("\')"));
} }