(fix) correct name

icon_hello/get_poll.json

@@ -5,7 +5,7 @@
         "to": "cxab3ce0c6a660ff82ba390ff6ea1ee0fe9befbe63",
         "dataType": "call",
         "data": {
-            "method": "get_poll",
+            "method": "getpoll",
             "params": {
                 "id": "1"
             }

icon_hello/get_vote.json

@@ -5,7 +5,7 @@
         "to": "cxab3ce0c6a660ff82ba390ff6ea1ee0fe9befbe63",
         "dataType": "call",
         "data": {
-            "method": "get_vote",
+            "method": "getvote",
             "params": {
                 "id": "1"
             }

icon_hello/icon_hello.py

@@ -7,8 +7,8 @@ class hello(IconScoreBase):
 
     def __init__(self, db: IconScoreDatabase) -> None:
         super().__init__(db)
-        self._poll_table = DictDB('pollid', db, value_type=str)
-        self._vote_table = DictDB('voteid', db, value_type=str)
+        self._poll_table = DictDB('polltbl', db, value_type=str)
+        self._vote_table = DictDB('votetbl', db, value_type=str)
 
     def on_install(self) -> None:
         super().on_install()