Fix the update method in the KeyedDatabackend class

Author: jieguangzhou

CHANGELOG.md

@@ -70,6 +70,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fix job execution
 - Fix performance issues in batch table creation for Snowflake.
 - Fix the issue related to services.
+- Fix the update method in the KeyedDatabackend class
 
 ## [0.5.0](https://github.com/superduper-io/superduper/compare/0.5.0...0.4.0])    (2024-Nov-02)
 

superduper/backends/base/data_backend.py

@@ -619,7 +619,10 @@ def update(self, table, condition, key, value):
 
         if not r_table['is_component']:
             pid = self.primary_id(table)
-            docs = self.get_many(table, condition[pid])
+            if pid in condition:
+                docs = self.get_many(table, condition[pid])
+            else:
+                docs = self.get_many(table, '*')
             docs = self._do_filter(docs, condition)
             for s in docs:
                 s[key] = value