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authorAlexander Barkov <bar@mariadb.org>2018-01-30 11:07:35 +0400
committerAlexander Barkov <bar@mariadb.org>2018-01-30 11:07:35 +0400
commitdae4fb0acb373e653f826f0ec7bdaf2485ef0b93 (patch)
treeea66ce3c195373f913f45d76286f1c5e4123cfdb /mysql-test/t/xml.test
parentb76881a23cff7aeef1126560410613d9d7bbbb7d (diff)
downloadmariadb-git-dae4fb0acb373e653f826f0ec7bdaf2485ef0b93.tar.gz
MDEV-15118 ExtractValue(xml,something_complex) does not work
Item_xml_str_func::fix_fields() used a local "String tmp" as a buffer for args[1]->val_str(). "tmp" was freed at the end of fix_fields(), while Items created during my_xpath_parse() still pointed to its fragments. Adding a new member Item_xml_str_func::m_xpath_query and store the result of args[1]->val_str() into it.
Diffstat (limited to 'mysql-test/t/xml.test')
-rw-r--r--mysql-test/t/xml.test9
1 files changed, 9 insertions, 0 deletions
diff --git a/mysql-test/t/xml.test b/mysql-test/t/xml.test
index 371fcb72b0d..e9e7864c418 100644
--- a/mysql-test/t/xml.test
+++ b/mysql-test/t/xml.test
@@ -748,6 +748,15 @@ SELECT *,IF(@i:=c1,ExtractValue('<a><b>b1</b><b>b2</b></a>','//b[$@i]'),0) AS xp
SELECT * FROM t1 WHERE c2=IF(@i:=c1,ExtractValue('<a><b>b1</b><b>b2</b></a>','//b[$@i]'),0);
DROP TABLE t1;
+--echo #
+--echo # MDEV-15118 ExtractValue(xml,something_complex) does not work
+--echo #
+
+CREATE TABLE t1 (a TEXT);
+INSERT INTO t1 VALUES (CONCAT('<a>aaa</a>'));
+SELECT ExtractValue(a, '/a') AS a FROM t1;
+SELECT ExtractValue(a, FROM_BASE64(TO_BASE64('/a'))) AS a FROM t1;
+DROP TABLE t1;
--echo #
--echo # End of 10.0 tests