update mysql

docs/sql/raspberry.sql

@@ -10,7 +10,7 @@ Target Server Type    : MYSQL
 Target Server Version : 50553
 File Encoding         : 65001
 
-Date: 2019-10-11 11:25:55
+Date: 2019-10-12 10:20:44
 */
 
 SET FOREIGN_KEY_CHECKS=0;
@@ -56,4 +56,4 @@ CREATE TABLE `rasp_miner_txs` (
   `time` int(11) DEFAULT '0' COMMENT '挖矿时间',
   PRIMARY KEY (`height`),
   KEY `miner` (`miner`)
-) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;