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分享mysql> show variables like 'character_set_%';
+--------------------------+-----------------------------------------+
| Variable_name | Value |
+--------------------------+-----------------------------------------+
| character_set_client | gbk |
| character_set_connection | gbk |
| character_set_database | latin1 |
| character_set_filesystem | binary |
| character_set_results | gbk |
| character_set_server | latin1 |
| character_set_system | utf8 |
| character_sets_dir | D:\Php\MySQL Server 5.1\share\charsets\ |
+--------------------------+-----------------------------------------+CREATE TABLE `book_info` (
`book_id` int(10) unsigned NOT NULL AUTO_INCREMENT,
`book_n` varchar(50) NOT NULL,
`book_department` char(50) NOT NULL,
`book_create_dt` date NOT NULL,
`book_publisher` char(100) DEFAULT NULL,
`book_price` float(6,2) NOT NULL,
`borrow_status` char(10) NOT NULL,
`remark_x` char(100) DEFAULT NULL,
`book_cover` longblob,
PRIMARY KEY (`book_id`)
) DEFAULT CHARSET=gbk
$conn=new mysqli('localhost','root','sql','bms');$sql=略;$conn->query("set names gbk");
$result=$conn->query($sql);$conn = new mysqli('localhost', 'root', 'sql', 'bms');
$sql=略;
$result = $conn->query($sql);