diff --git a/tools/migratedb/6000/mysql.json b/tools/migratedb/6000/mysql.json
deleted file mode 100644
index c2754a2..0000000
--- a/tools/migratedb/6000/mysql.json
+++ /dev/null
@@ -1,9 +0,0 @@
-[
-  {
-    "instance_id" : 1,
-    "host" : "127.0.0.1",
-    "port" : 3306,
-    "user" : "root",
-    "passwd" : "keji178"
-  }
-]
diff --git a/tools/migratedb/6000/redis.json b/tools/migratedb/6000/redis.json
deleted file mode 100644
index e0d8e02..0000000
--- a/tools/migratedb/6000/redis.json
+++ /dev/null
@@ -1,9 +0,0 @@
-[
-  {
-    "instance_id" : 1,
-    "host" : "127.0.0.1",
-    "port" : 6379,
-    "user" : "root",
-    "passwd" : ""
-  }
-]