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SET NAMES utf8mb4;
#
# MDEV-8765 mysqldump silently corrupts 4-byte UTF-8 data
#
CREATE TABLE t1 (
point VARCHAR(10) PRIMARY KEY,
data VARCHAR(10),
comment VARCHAR(64)
) CHARACTER SET utf8mb4;
INSERT INTO t1 VALUES ('01f300', UNHEX('f09f8c80'), 'U+1F300 CYCLONE');
----
Testing XML format output
----
<?xml version="1.0"?>
<mysqldump xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<database name="test">
<table_structure name="t1">
<field Field="point" Type="varchar(10)" Null="NO" Key="PRI" Extra="" Comment="" />
<field Field="data" Type="varchar(10)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
<field Field="comment" Type="varchar(64)" Null="YES" Key="" Default="NULL" Extra="" Comment="" />
<key Table="t1" Non_unique="0" Key_name="PRIMARY" Seq_in_index="1" Column_name="point" Collation="A" Cardinality="1" Null="" Index_type="BTREE" Comment="" Index_comment="" Ignored="NO" />
</table_structure>
<table_data name="t1">
<row>
<field name="point">01f300</field>
<field name="data">🌀</field>
<field name="comment">U+1F300 CYCLONE</field>
</row>
</table_data>
</database>
</mysqldump>
----
Testing text format output
----
/*M!999999\- enable the sandbox mode */
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;
/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
/*!40103 SET TIME_ZONE='+00:00' */;
/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
DROP TABLE IF EXISTS `t1`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t1` (
`point` varchar(10) NOT NULL,
`data` varchar(10) DEFAULT NULL,
`comment` varchar(64) DEFAULT NULL,
PRIMARY KEY (`point`)
);
/*!40101 SET character_set_client = @saved_cs_client */;
LOCK TABLES `t1` WRITE;
/*!40000 ALTER TABLE `t1` DISABLE KEYS */;
INSERT INTO `t1` VALUES
('01f300','🌀','U+1F300 CYCLONE');
/*!40000 ALTER TABLE `t1` ENABLE KEYS */;
UNLOCK TABLES;
/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
DROP TABLE t1;
----
Testing text format dump/restore
----
CREATE TABLE t1 (
point VARCHAR(10) PRIMARY KEY,
data VARCHAR(10),
comment VARCHAR(64)
) CHARACTER SET utf8mb4;
INSERT INTO t1 VALUES ('01f300', UNHEX('f09f8c80'), 'U+1F300 CYCLONE');
DROP TABLE t1;
SELECT * FROM t1;
point data comment
01f300 🌀 U+1F300 CYCLONE
DROP TABLE t1;