convert datetime to str

df_to_azure/export.py

@@ -181,6 +181,14 @@ def upload_to_blob(self):
             blob=f"{self.table_name}/{self.table_name}.parquet",
         )
 
+        # This is needed because ADF converts datetime to Unix Epoch
+        #   resulting in INT64 type,
+        #   which conflicts with our Datetime column in the database
+        #   https://shorturl.at/dtSm6
+        datetime_dtypes = self.df.select_dtypes("datetime")
+        if datetime_dtypes.empty is False:
+            for col in datetime_dtypes.columns:
+                self.df[col] = self.df[col].astype(str)
         data = self.df.to_parquet(index=False)
         blob_client.upload_blob(data, overwrite=True)