fix(vector-stores): improve milvus wildcard search (#6187)

2026-07-10 20:36:22 +05:30
parent 8488abe603
commit 1d383c4ee2
2 changed files with 12 additions and 1 deletions
@@ -159,7 +159,10 @@ class MilvusDB(VectorStoreBase):
        for key, value in filters.items():
            if not self._SAFE_FILTER_KEY.match(key):
                raise ValueError(f"Invalid filter key: {key!r}")
-            if isinstance(value, str):
+            if value == "*":
+                # Wildcard - match any value (MilvusDB doesn't have direct wildcard, so we skip this filter)
+                continue
+            elif isinstance(value, str):
                escaped = value.replace("\\", "\\\\").replace('"', '\\"')
                operands.append(f'(metadata["{key}"] == "{escaped}")')
            elif isinstance(value, (int, float, bool)):