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feat: implement SQLiteVec storage backend #1196

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3 changes: 3 additions & 0 deletions mempalace/backends/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@
UnsupportedFilterError,
)
from .chroma import ChromaBackend, ChromaCollection
from .sqlite_vec import SqliteVecBackend, SqliteVecCollection
from .registry import (
available_backends,
get_backend,
Expand All @@ -53,6 +54,8 @@
"PalaceNotFoundError",
"PalaceRef",
"QueryResult",
"SqliteVecBackend",
"SqliteVecCollection",
"UnsupportedFilterError",
"available_backends",
"get_backend",
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5 changes: 4 additions & 1 deletion mempalace/backends/registry.py
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Original file line number Diff line number Diff line change
Expand Up @@ -178,12 +178,15 @@ def resolve_backend_for_palace(


def _register_builtins() -> None:
"""Register chroma as the in-tree default."""
"""Register in-tree backends as defaults."""
from .chroma import ChromaBackend
from .sqlite_vec import SqliteVecBackend

# Use setdefault semantics so a caller that pre-registered for tests wins.
if "chroma" not in _registry:
_registry["chroma"] = ChromaBackend
if "sqlite_vec" not in _registry:
_registry["sqlite_vec"] = SqliteVecBackend


_register_builtins()
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