Files
api/alembic/versions/009_add_gin_index_upc_variants.py
CartSnitch Engineer Bot cd58401411 fix: replace N+1 UPC query with SQL containment in normalization
- Add PostgreSQL JSONB containment (@>) query for match_by_upc
- Add SQLite LIKE fallback for test compatibility
- Update upc_variants column to JSONB with variant for cross-db support
- Add GIN index migration for upc_variants

Co-Authored-By: Paperclip <noreply@paperclip.ing>
2026-04-14 11:59:28 +00:00

39 lines
939 B
Python

"""Add GIN index on upc_variants and alter column to JSONB.
Revision ID: 009_add_gin_index_upc_variants
Revises: 008_create_domain_tables
Create Date: 2026-04-14
"""
import sqlalchemy as sa
from alembic import op
revision = "009_add_gin_index_upc_variants"
down_revision = "008_create_domain_tables"
branch_labels = None
depends_on = None
def upgrade() -> None:
op.alter_column(
"normalized_products",
"upc_variants",
type_=sa.dialects.postgresql.JSONB(),
postgresql_using="upc_variants::jsonb",
)
op.create_index(
"ix_normalized_products_upc_variants_gin",
"normalized_products",
["upc_variants"],
postgresql_using="gin",
)
def downgrade() -> None:
op.drop_index("ix_normalized_products_upc_variants_gin", table_name="normalized_products")
op.alter_column(
"normalized_products",
"upc_variants",
type_=sa.JSON(),
)