From 7d895c66089f2841a156232be7aecfb885345941 Mon Sep 17 00:00:00 2001
From: jinpengyong <jpy123456>
Date: Wed, 03 Jun 2020 19:23:27 +0800
Subject: [PATCH] update

---
 src/main/resources/mapper/HistoryMapper.xml |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/src/main/resources/mapper/HistoryMapper.xml b/src/main/resources/mapper/HistoryMapper.xml
index 19bf540..b80dc89 100644
--- a/src/main/resources/mapper/HistoryMapper.xml
+++ b/src/main/resources/mapper/HistoryMapper.xml
@@ -176,4 +176,11 @@
         </foreach>
     </insert>
 
+    <delete id="deleteHistoryData" parameterType="java.lang.String">
+        delete from history where  time &lt; #{oldTime};
+    </delete>
+    <update id="deletePartition">
+        ALTER table history drop PARTITION ${p};
+    </update>
+
 </mapper>
\ No newline at end of file

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