Improve order catchup

freqtrade/persistence/migrations.py

@@ -108,18 +108,18 @@ def migrate_trades_table(decl_base, inspector, engine, table_back_name: str, col
 
 def migrate_open_orders_to_trades(engine):
     engine.execute("""
-    insert into orders (ft_trade_id, ft_pair, order_id, ft_order_side, ft_is_open)
-    select id ft_trade_id, pair ft_pair, open_order_id,
-        case when close_rate_requested is null then 'buy'
-        else 'sell' end ft_order_side, true ft_is_open
-    from trades
-    where open_order_id is not null
-    union all
-    select id ft_trade_id, pair ft_pair, stoploss_order_id order_id,
-        'stoploss' ft_order_side, true ft_is_open
-    from trades
-    where stoploss_order_id is not null
-    """)
+        insert into orders (ft_trade_id, ft_pair, order_id, ft_order_side, ft_is_open)
+        select id ft_trade_id, pair ft_pair, open_order_id,
+            case when close_rate_requested is null then 'buy'
+            else 'sell' end ft_order_side, true ft_is_open
+        from trades
+        where open_order_id is not null
+        union all
+        select id ft_trade_id, pair ft_pair, stoploss_order_id order_id,
+            'stoploss' ft_order_side, true ft_is_open
+        from trades
+        where stoploss_order_id is not null
+        """)
 
 
 def check_migrate(engine, decl_base, previous_tables) -> None:
@@ -144,7 +144,6 @@ def check_migrate(engine, decl_base, previous_tables) -> None:
         logger.info('Moving open orders to Orders table.')
         migrate_open_orders_to_trades(engine)
     else:
-        logger.info(f'Running database migration for orders - backup: {table_back_name}')
         pass
         # Empty for now - as there is only one iteration of the orders table so far.
         # table_back_name = get_backup_name(tabs, 'orders_bak')

freqtrade/persistence/models.py

@@ -109,6 +109,8 @@ class Order(_DECL_BASE):
     id = Column(Integer, primary_key=True)
     ft_trade_id = Column(Integer, ForeignKey('trades.id'), index=True)
 
+    trade = relationship("Trade", back_populates="orders")
+
     ft_order_side = Column(String, nullable=False)
     ft_pair = Column(String, nullable=False)
     ft_is_open = Column(Boolean, nullable=False, default=True, index=True)
@@ -179,7 +181,7 @@ class Order(_DECL_BASE):
         return o
 
     @staticmethod
-    def get_open_orders():
+    def get_open_orders() -> List['Order']:
         """
         """
         return Order.query.filter(Order.ft_is_open.is_(True)).all()