因为数据库连接问题导致的插入数据库异常

src/main/java/com/rj/service/ILbOrderRowService.java

@@ -0,0 +1,31 @@
+package com.rj.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.rj.entity.LbOrderRow;
+
+import java.util.Map;
+
+public interface ILbOrderRowService extends IService<LbOrderRow> {
+
+    Map<String, Object> add(LbOrderRow entity);
+
+    Map<String, Object> update(LbOrderRow entity);
+
+    Map<String, Object> deleteById(Long id);
+
+    Map<String, Object> pageQuery(
+            Integer current,
+            Integer size,
+            String tenantId,
+            String orderSn,
+            Long buyerId,
+            Long sellerId,
+            Integer status,
+            Long merchandiseId);
+
+    /**
+     * 按条件调用 hxrd 后台订单列表接口拉取数据，并 upsert 到 {@code lb_order_row}。
+     */
+    Map<String, Object> syncFromHxrAdmin(
+            String buyTimeStart, String buyTimeEnd, String tenantId, Integer isResell);
+}