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fix: use VIRTUAL instead of STORED columns in SQLite migration (#562)

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Signed-off-by: phernandez <paul@basicmachines.co>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Paul Hernandez
2026-02-11 22:24:51 -06:00
committed by phernandez
parent 00537272c6
commit dfb89e841c
1 changed files with 5 additions and 3 deletions
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src/basic_memory/alembic/versions/d7e8f9a0b1c2_add_structured_metadata_indexes.py
+5 -3
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@@ -94,13 +94,15 @@ def upgrade() -> None:
return
# SQLite: add generated columns for common frontmatter fields
# Constraint: SQLite ALTER TABLE ADD COLUMN only supports VIRTUAL generated columns,
# not STORED. json_extract is deterministic so VIRTUAL columns can still be indexed.
if not column_exists(connection, "entity", "tags_json"):
op.add_column(
"entity",
sa.Column(
"tags_json",
sa.Text(),
sa.Computed("json_extract(entity_metadata, '$.tags')", persisted=True),
sa.Computed("json_extract(entity_metadata, '$.tags')", persisted=False),
),
)
if not column_exists(connection, "entity", "frontmatter_status"):
@@ -109,7 +111,7 @@ def upgrade() -> None:
sa.Column(
"frontmatter_status",
sa.Text(),
sa.Computed("json_extract(entity_metadata, '$.status')", persisted=True),
sa.Computed("json_extract(entity_metadata, '$.status')", persisted=False),
),
)
if not column_exists(connection, "entity", "frontmatter_type"):
@@ -118,7 +120,7 @@ def upgrade() -> None:
sa.Column(
"frontmatter_type",
sa.Text(),
sa.Computed("json_extract(entity_metadata, '$.type')", persisted=True),
sa.Computed("json_extract(entity_metadata, '$.type')", persisted=False),
),
)