fix: use the same dsn with cloud

Author: hantmac

README.md

@@ -28,7 +28,7 @@ Config your database and Databend connection in `config/conf.json`:
   "sourceDbTables": ["mydb.*@test_table.*"],
   "sourceWhereCondition": "id > 0",
   "sourceSplitKey": "id",
-  "databendDSN": "http://username:password@host:port",
+  "databendDSN": "databend://username:password@host:port?sslmode=disable",
   "databendTable": "mydb.test_table3",
   "batchSize": 40000,
   "batchMaxInterval": 30,
@@ -113,7 +113,7 @@ Th example of the `conf.json`:
   "sourceQuery": "select * from mydb.my_table",
   "sourceWhereCondition": "id < 100",
   "sourceSplitKey": "id",
-  "databendDSN": "https://cloudapp:password@tn3ftqihs--medium-p8at.gw.aws-us-east-2.default.databend.com:443",
+  "databendDSN": "databend://cloudapp:password@tn3ftqihs--medium-p8at.gw.aws-us-east-2.default.databend.com:443",
   "databendTable": "testSync.my_table",
   "batchSize": 2,
   "batchMaxInterval": 30,
@@ -143,7 +143,7 @@ The example of the `conf.json`:
   "sourceSplitKey": "",
   "sourceSplitTimeKey": "t1",
   "timeSplitUnit": "hour",
-  "databendDSN": "https://cloudapp:password@tn3ftqihs--medium-p8at.gw.aws-us-east-2.default.databend.com:443",
+  "databendDSN": "databend://cloudapp:password@tn3ftqihs--medium-p8at.gw.aws-us-east-2.default.databend.com:443",
   "databendTable": "default.test_table1",
   "batchSize": 10000,
   "batchMaxInterval": 30,