From 2177e9dbf988188297b416dc78b0a4a587b0fdd7 Mon Sep 17 00:00:00 2001
From: wangyimeng <421132955@qq.com>
Date: 星期六, 04 三月 2023 20:55:48 +0800
Subject: [PATCH] 修复查询历史录像无记录时报错问题
---
src/main/java/com/genersoft/iot/vmp/storager/dao/DeviceChannelMapper.java | 4 ++--
1 files 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 83f9334..9e2b1b7 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 @@
"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);
--
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