diff --git a/src/trading/trading_plan.py b/src/trading/trading_plan.py
index 9e3a555..9ff2372 100644
--- a/src/trading/trading_plan.py
+++ b/src/trading/trading_plan.py
@@ -83,8 +83,8 @@ def create_trading_plan_table():
             id UInt32,
             plan_name String,
             status String,
-            created_at DateTime64(3),
-            updated_at DateTime64(3),
+            created_at DateTime,
+            updated_at DateTime,
             timeframe String,
             market_focus String,
             entry_criteria String,
@@ -118,7 +118,7 @@ def create_trading_plan_table():
             fundamental_criteria Nullable(String),
             options_strategy_details Nullable(String)
         ) 
-        ENGINE = Memory
+        ENGINE = Log
         """
         client.execute(query)