From 9c349789633a27ec0cecc2499933012492807642 Mon Sep 17 00:00:00 2001
From: wangyimeng <421132955@qq.com>
Date: Fri, 3 Mar 2023 20:59:56 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=9F=A5=E8=AF=A2=E8=AE=BE?=
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---
 .../genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java   | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
index 83f93343..9e2b1b7d 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java
@@ -316,10 +316,10 @@ public interface DeviceChannelMapper {
             "select * " +
             "from device_channel " +
             "where deviceId=#{deviceId}" +
-            " <if test='parentId != null and length != null' > and parentId = #{parentId} or left(channelId, #{parentId.length()}) = #{parentId} and length(channelId)=#{length} </if>" +
+            " <if test='parentId != null and length != null' > and parentId = #{parentId} or left(channelId, LENGTH(#{parentId})) = #{parentId} and length(channelId)=#{length} </if>" +
             " <if test='parentId == null and length != null' > and parentId = #{parentId} or length(channelId)=#{length} </if>" +
             " <if test='parentId == null and length == null' > and parentId = #{parentId} </if>" +
-            " <if test='parentId != null and length == null' > and parentId = #{parentId} or left(channelId, #{parentId.length()}) = #{parentId} </if>" +
+            " <if test='parentId != null and length == null' > and parentId = #{parentId} or left(channelId, LENGTH(#{parentId})) = #{parentId} </if>" +
             " </script>"})
     List<DeviceChannel> getChannelsWithCivilCodeAndLength(String deviceId, String parentId, Integer length);