diff --git a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/DBConnection.java b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/DBConnection.java
index eea65d3f..a90248cc 100644
--- a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/DBConnection.java
+++ b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/DBConnection.java
@@ -12,5 +12,9 @@ public interface DBConnection {
 
     String get(String key);
 
+    <T> T get(String key, Class<T> type);
+
+    void delete(String key);
+
     boolean exist(String dbUrl);
 }
diff --git a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/MemoryDBConnection.java b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/MemoryDBConnection.java
index ac9e5755..49fe9857 100644
--- a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/MemoryDBConnection.java
+++ b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/MemoryDBConnection.java
@@ -44,4 +44,15 @@ public class MemoryDBConnection implements DBConnection {
         }
         return false;
     }
+
+    @Override
+    public <T> T get(String key, Class<T> type) {
+        String record = memory.get(key);
+        return JSON.parseObject(record,type);
+    }
+
+    @Override
+    public void delete(String key) {
+        memory.remove(key);
+    }
 }
diff --git a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/RocksDBConnection.java b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/RocksDBConnection.java
index ed32c519..893f6e67 100644
--- a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/RocksDBConnection.java
+++ b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/RocksDBConnection.java
@@ -73,6 +73,32 @@ public class RocksDBConnection implements DBConnection {
         return null;
     }
 
+    @Override
+    public <T> T get(String key, Class<T> type) {
+        try {
+            byte[] value = this.rocksDB.get(key.getBytes(UTF_8));
+            if (value != null && value.length > 0) {
+                String strObj = new String(value, UTF_8);
+                return JSON.parseObject(strObj,type);
+            }
+        } catch (Exception e) {
+            throw new IllegalStateException(e);
+        }
+        return null;
+    }
+
+    @Override
+    public void delete(String key) {
+        try {
+            byte[] value = this.rocksDB.get(key.getBytes(UTF_8));
+            if (value != null && value.length > 0) {
+                this.rocksDB.delete(value);
+            }
+        } catch (Exception e) {
+            throw new IllegalStateException(e);
+        }
+    }
+
     @Override
     public boolean exist(String dbUrl) {
         // 首先该dbUrl是Rocksdb
diff --git a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/UmpDaoHandler.java b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/UmpDaoHandler.java
index 62cce01d..3e261577 100644
--- a/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/UmpDaoHandler.java
+++ b/source/manager/manager-model/src/main/java/com/jd/blockchain/ump/dao/UmpDaoHandler.java
@@ -68,6 +68,16 @@ public class UmpDaoHandler implements UmpDao, CommandLineRunner, DBConnection {
         return dbConnection.get(key);
     }
 
+    @Override
+    public <T> T get(String key, Class<T> type) {
+        return dbConnection.get(key,type);
+    }
+
+    @Override
+    public void delete(String key) {
+        dbConnection.delete(key);
+    }
+
     @Override
     public boolean exist(String dbUrl) {
         try {
diff --git a/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpService.java b/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpService.java
index 7d42cb47..2f1a8457 100644
--- a/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpService.java
+++ b/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpService.java
@@ -20,7 +20,7 @@ public interface DataAccountUmpService {
      */
     boolean addDataAccountSchema(DataAccountSchema dataAccountSchema);
 
-    DataAccountSchema deleteDataAcccountSchema(String ledgerHash, String dataAccount);
+    void deleteDataAcccountSchema(String ledgerHash, String dataAccount);
 
     DataAccountSchema findDataAccountSchema(String ledgerHash, String dataAccount);
 }
\ No newline at end of file
diff --git a/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpServiceImpl.java b/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpServiceImpl.java
index 1be066c0..4940c663 100644
--- a/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpServiceImpl.java
+++ b/source/manager/manager-service/src/main/java/com/jd/blockchain/ump/service/DataAccountUmpServiceImpl.java
@@ -1,7 +1,9 @@
 package com.jd.blockchain.ump.service;
 
+import com.jd.blockchain.ump.dao.DBConnection;
 import com.jd.blockchain.ump.model.penetrate.DataAccountSchema;
 import com.jd.blockchain.ump.model.penetrate.store.MemStore;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import static com.jd.blockchain.ump.model.UmpConstant.SCHEMA_PREFIX;
@@ -13,19 +15,27 @@ import static com.jd.blockchain.utils.BaseConstant.DELIMETER_UNDERLINE;
  */
 @Service
 public class DataAccountUmpServiceImpl implements DataAccountUmpService {
+    @Autowired
+    private DBConnection dbConnection;
+
     @Override
     public boolean addDataAccountSchema(DataAccountSchema dataAccountSchema) {
-        return MemStore.instance.put(SCHEMA_PREFIX+dataAccountSchema.getLedgerHash()+
-                DELIMETER_UNDERLINE+dataAccountSchema.getDataAccount(),dataAccountSchema);
+        dbConnection.put(SCHEMA_PREFIX+dataAccountSchema.getLedgerHash()+
+                DELIMETER_UNDERLINE+dataAccountSchema.getDataAccount(),dataAccountSchema,DataAccountSchema.class);
+        return true;
+//        return MemStore.instance.put(SCHEMA_PREFIX+dataAccountSchema.getLedgerHash()+
+//                DELIMETER_UNDERLINE+dataAccountSchema.getDataAccount(),dataAccountSchema);
     }
 
     @Override
-    public DataAccountSchema deleteDataAcccountSchema(String ledgerHash, String dataAccount) {
-        return (DataAccountSchema)MemStore.instance.remove(SCHEMA_PREFIX+ledgerHash+ DELIMETER_UNDERLINE+dataAccount);
+    public void deleteDataAcccountSchema(String ledgerHash, String dataAccount) {
+        dbConnection.delete(SCHEMA_PREFIX+ledgerHash+ DELIMETER_UNDERLINE+dataAccount);
+//        MemStore.instance.remove(SCHEMA_PREFIX+ledgerHash+ DELIMETER_UNDERLINE+dataAccount);
     }
 
     @Override
     public DataAccountSchema findDataAccountSchema(String ledgerHash, String dataAccount) {
-        return (DataAccountSchema)MemStore.instance.get(SCHEMA_PREFIX+ledgerHash+ DELIMETER_UNDERLINE+dataAccount);
+        return dbConnection.get(SCHEMA_PREFIX+ledgerHash+ DELIMETER_UNDERLINE+dataAccount,DataAccountSchema.class);
+//        return (DataAccountSchema)MemStore.instance.get(SCHEMA_PREFIX+ledgerHash+ DELIMETER_UNDERLINE+dataAccount);
     }
 }
diff --git a/source/manager/manager-web/src/main/java/com/jd/blockchain/ump/controller/RetrievalController.java b/source/manager/manager-web/src/main/java/com/jd/blockchain/ump/controller/RetrievalController.java
index 8d6ec3ec..cde46f20 100644
--- a/source/manager/manager-web/src/main/java/com/jd/blockchain/ump/controller/RetrievalController.java
+++ b/source/manager/manager-web/src/main/java/com/jd/blockchain/ump/controller/RetrievalController.java
@@ -249,8 +249,8 @@ public class RetrievalController {
     public ApiResult deleteDataAccountSchema(@PathVariable(name = "ledgerHash") String ledgerHash,
                                            @PathVariable(name = "dataAccount") String dataAccount) {
         try {
-            DataAccountSchema dataAccountSchema = dataAccountUmpService.deleteDataAcccountSchema(ledgerHash, dataAccount);
-            return new ApiResult(ErrorCode.SUCCESS,dataAccountSchema);
+            dataAccountUmpService.deleteDataAcccountSchema(ledgerHash, dataAccount);
+            return new ApiResult(ErrorCode.SUCCESS);
         } catch (Exception e) {
             return new ApiResult(ErrorCode.SERVER_ERROR,e.getMessage());
         }