From b726dc97538b7d4ba71fd06c14161017dd67c2b7 Mon Sep 17 00:00:00 2001
From: xubinbin <1323875150@qq.com>
Date: 星期三, 10 五月 2023 15:38:22 +0800
Subject: [PATCH] "@schedule"是Spring框架提供的一种定时任务执行机制，默认情况下它是单线程执行，项目中多次使用fixedRate按指定频率执行任务(不管前面任务是否已经完成)，在同时执行多个定时任务时可能会出现阻塞和性能问题，为了解决这种单线程瓶颈问题，将定时任务的执行机制改为支持多线程
---
src/main/java/com/genersoft/iot/vmp/storager/dao/RecordInfoDao.java | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/storager/dao/RecordInfoDao.java b/src/main/java/com/genersoft/iot/vmp/storager/dao/RecordInfoDao.java
index 2d73982..a784472 100644
--- a/src/main/java/com/genersoft/iot/vmp/storager/dao/RecordInfoDao.java
+++ b/src/main/java/com/genersoft/iot/vmp/storager/dao/RecordInfoDao.java
@@ -14,10 +14,10 @@
public interface RecordInfoDao {
@Insert("INSERT INTO recordInfo (app, stream, mediaServerId, createTime, type, deviceId, channelId, name) VALUES" +
- "('${app}', '${stream}', '${mediaServerId}', datetime('now','localtime')), '${type}', '${deviceId}', '${channelId}', '${name}'")
+ "(#{app}, #{stream}, #{mediaServerId}, datetime('now','localtime')), #{type}, #{deviceId}, #{channelId}, #{name}")
int add(RecordInfo recordInfo);
- @Delete("DELETE FROM user WHERE createTime < '${beforeTime}'")
+ @Delete("DELETE FROM user WHERE createTime < #{beforeTime}")
int deleteBefore(String beforeTime);
@Select("select * FROM recordInfo")
--
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