wustkk的专栏

com.mysql.jdbc.NotUpdatable: Result Set not updatable (referenced table has no primary keys).This result set must come from a statement that was created with a result set type of ResultSet.CONCUR_UPDA

Mysql回滚不成功，是由于Mysql表的类型为:MyISAM设置为InnoDB就行了。

package jdbc.mysql;import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.Savepoint;import java.sql.Statement;import java.util.UUID;public class My