机车行驶日志获取机车名称

business-service/src/main/resources/mapper/VehiclePositionMapper.xml

@@ -29,9 +29,9 @@
         b.vehicle_name,
         d.railway_name,
         c.status
-        FROM vehicle_position AS a INNER JOIN
-        base_vehicle AS b ON a.vehicle_code = b.vehicle_code INNER JOIN
-        base_vehicle_terminal c ON a.terminal_code = c.terminal_code INNER JOIN
+        FROM vehicle_position AS a LEFT JOIN
+        base_vehicle AS b ON a.vehicle_code = b.vehicle_code LEFT JOIN
+        base_vehicle_terminal c ON a.terminal_code = c.terminal_code LEFT JOIN
         base_railway_management d ON a.railway_code = d.railway_code
 
         <where>