diff --git a/backend/apps/datasource/api/datasource.py b/backend/apps/datasource/api/datasource.py
index 5cda29b7..afd7595d 100644
--- a/backend/apps/datasource/api/datasource.py
+++ b/backend/apps/datasource/api/datasource.py
@@ -1,4 +1,4 @@
-from fastapi import APIRouter
+from fastapi import APIRouter, File, UploadFile
 from ..crud.datasource import get_datasource_list, check_status, create_ds, update_ds, delete_ds, getTables, getFields, \
     execSql, update_table_and_fields, getTablesByDs, chooseTables, preview
 from common.core.deps import SessionDep
@@ -78,3 +78,9 @@ async def edit_local(session: SessionDep, data: EditObj):
 @router.post("/previewData/{id}")
 async def edit_local(session: SessionDep, id: int, data: EditObj):
     return preview(session, id, data)
+
+
+@router.post("/uploadExcel/")
+async def upload_excel(session: SessionDep, file: UploadFile = File(...)):
+    # todo
+    pass
diff --git a/backend/apps/datasource/models/datasource.py b/backend/apps/datasource/models/datasource.py
index a571a3ec..18352d97 100644
--- a/backend/apps/datasource/models/datasource.py
+++ b/backend/apps/datasource/models/datasource.py
@@ -66,6 +66,7 @@ class DatasourceConf(BaseModel):
     password: str = ''
     database: str = ''
     driver: str = ''
+    extraJdbc: str = ''
 
 
 class TableSchema:
diff --git a/backend/apps/db/db.py b/backend/apps/db/db.py
index 4fdb52a6..24d4ca38 100644
--- a/backend/apps/db/db.py
+++ b/backend/apps/db/db.py
@@ -1,31 +1,29 @@
-from sqlalchemy import create_engine, text, Result
-from sqlalchemy.orm import sessionmaker
-from apps.datasource.models.datasource import DatasourceConf, CoreDatasource, TableSchema, ColumnSchema
+import json
 import urllib.parse
 from typing import Any
-import json
+
+from sqlalchemy import create_engine, text, Result
+from sqlalchemy.orm import sessionmaker
+
+from apps.datasource.models.datasource import DatasourceConf, CoreDatasource, TableSchema, ColumnSchema
 from apps.datasource.utils.utils import aes_decrypt
-from common.core.deps import SessionDep
 
 
 def get_uri(ds: CoreDatasource):
     conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration)))
     db_url: str
     if ds.type == "mysql":
-        db_url = f"mysql+pymysql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{urllib.parse.quote(conf.database)}"
+        if conf.extraJdbc is not None and conf.extraJdbc != '':
+            db_url = f"mysql+pymysql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{urllib.parse.quote(conf.database)}?{urllib.parse.quote(conf.extraJdbc)}"
+        else:
+            db_url = f"mysql+pymysql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{urllib.parse.quote(conf.database)}"
     else:
         raise 'The datasource type not support.'
     return db_url
 
 
 def get_session(ds: CoreDatasource):
-    conf = DatasourceConf(**json.loads(aes_decrypt(ds.configuration)))
-    db_url: str
-    if ds.type == "mysql":
-        db_url = f"mysql+pymysql://{urllib.parse.quote(conf.username)}:{urllib.parse.quote(conf.password)}@{conf.host}:{conf.port}/{urllib.parse.quote(conf.database)}"
-    else:
-        raise 'The datasource type not support.'
-    engine = create_engine(db_url)
+    engine = create_engine(get_uri(ds))
     session_maker = sessionmaker(bind=engine)
     session = session_maker()
     return session
@@ -100,4 +98,3 @@ def exec_sql(ds: CoreDatasource, sql: str):
             result.close()
         if session is not None:
             session.close()
-
diff --git a/frontend/src/views/ds/form.vue b/frontend/src/views/ds/form.vue
index 05e429f9..d21094b2 100644
--- a/frontend/src/views/ds/form.vue
+++ b/frontend/src/views/ds/form.vue
@@ -44,6 +44,9 @@
         <el-form-item label="Database">
           <el-input v-model="config.database" />
         </el-form-item>
+        <el-form-item label="Extra JDBC String">
+          <el-input v-model="config.extraJdbc" />
+        </el-form-item>
       </el-form>
     </div>
     <div v-show="active === 2" class="container">
@@ -106,6 +109,7 @@ const config = ref<any>({
   username:'',
   password:'',
   database:'',
+  extraJdbc:''
 })
 
 const close = () => {
@@ -133,6 +137,7 @@ const open = (item: any, editTable: boolean = false) => {
       config.value.username = configuration.username
       config.value.password = configuration.password
       config.value.database = configuration.database
+      config.value.extraJdbc = configuration.extraJdbc
     }
 
     if (editTable) {
@@ -165,6 +170,7 @@ const open = (item: any, editTable: boolean = false) => {
       username:'',
       password:'',
       database:'',
+      extraJdbc:'',
     }
   }
   dialogVisible.value = true
@@ -178,13 +184,7 @@ const save = async(formEl: FormInstance | undefined) => {
           .filter((ele: any) => {return checkList.value.includes(ele.tableName)})
           .map((ele: any) => {return {"table_name": ele.tableName, "table_comment": ele.tableComment}})
 
-      form.value.configuration = encrypted(JSON.stringify({
-        host:config.value.host,
-        port:config.value.port,
-        username:config.value.username,
-        password:config.value.password,
-        database:config.value.database
-      }))
+      buildConf()
       if (form.value.id) {
         if (!isEditTable.value) {
           // only update datasource config info
@@ -217,7 +217,8 @@ const buildConf = () => {
     port:config.value.port,
     username:config.value.username,
     password:config.value.password,
-    database:config.value.database
+    database:config.value.database,
+    extraJdbc:config.value.extraJdbc
   }))
 }
 
diff --git a/frontend/src/views/ds/index.vue b/frontend/src/views/ds/index.vue
index 455e3764..2e0cbdd5 100644
--- a/frontend/src/views/ds/index.vue
+++ b/frontend/src/views/ds/index.vue
@@ -25,7 +25,9 @@
         v-for="ds in dsList"
       >
         <div class="connection-icon">
-          <i class="mdi mdi-database"></i>
+          <Icon>
+            <MysqlDs v-if="ds.type === 'mysql'"/>
+          </Icon>
         </div>
         <div class="connection-details">
           <div class="connection-name">{{ ds.name }}</div>
@@ -49,6 +51,7 @@
 import IconOpeAdd from '@/assets/svg/operate/ope-add.svg'
 import IconOpeEdit from '@/assets/svg/operate/ope-edit.svg'
 import IconOpeDelete from '@/assets/svg/operate/ope-delete.svg'
+import MysqlDs from '@/assets/svg/ds/mysql-ds.svg'
 import { Search, List, CreditCard } from '@element-plus/icons-vue'
 import { ref, onMounted } from 'vue'
 import DsForm from './form.vue'