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-rw-r--r--mysql-test/suite/innodb_fts/t/fulltext.test13
1 files changed, 13 insertions, 0 deletions
diff --git a/mysql-test/suite/innodb_fts/t/fulltext.test b/mysql-test/suite/innodb_fts/t/fulltext.test
index 4878a0bee3f..f6c53abd525 100644
--- a/mysql-test/suite/innodb_fts/t/fulltext.test
+++ b/mysql-test/suite/innodb_fts/t/fulltext.test
@@ -757,4 +757,17 @@ INSERT INTO t1 (col_int, col_text) VALUES ( 1255, NULL);
DROP TABLE t1;
SET @@global.innodb_file_per_table = @save;
+--echo #
+--echo # MDEV-20797 FULLTEXT search with apostrophe,
+--echo # and mandatory words
+--echo #
+CREATE TABLE t1(f1 TINYTEXT NOT NULL, FULLTEXT(f1))ENGINE=InnoDB;
+INSERT INTO t1 VALUES('O''Brien'), ('O Brien'), ('Ö''Brien');
+INSERT INTO t1 VALUES('Brien'), ('O ''Brien'), ('O'' Brien');
+INSERT INTO t1 VALUES('Doh''nuts');
+SELECT * FROM t1 WHERE MATCH (f1) AGAINST ("+O'Brien" IN BOOLEAN MODE);
+SELECT * FROM t1 WHERE MATCH (f1) AGAINST ("+Doh'nuts" IN BOOLEAN MODE);
+SELECT * FROM t1 WHERE MATCH (f1) AGAINST ("+Ö''Brien" IN BOOLEAN MODE);
+DROP TABLE t1;
+
--echo # End of 10.3 tests