test

chinese/src/main/java/Reptile/DBUtil.java

@@ -5,7 +5,7 @@ import java.sql.DriverManager;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
-
+//数据库连接工具类
 public class DBUtil {
 	public static String driverString = "com.mysql.cj.jdbc.Driver";
 	public static String sqlurl = "jdbc:mysql://114.55.37.70:3306/graph";