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xiaobaifupan/next/backend/database/migrations/m0005_market_insights.py
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50 lines
1.4 KiB
Python

from __future__ import annotations
import sqlite3
from backend.database.migrations.runner import Migration
def upgrade(connection: sqlite3.Connection) -> None:
connection.execute(
"""
CREATE TABLE market_insight_snapshots (
kind TEXT NOT NULL CHECK (
kind IN ('auction', 'themes', 'popularity', 'dragon-list')
),
trade_date TEXT NOT NULL,
entity_key TEXT NOT NULL DEFAULT '',
observed_at TEXT NOT NULL,
state TEXT NOT NULL CHECK (state IN ('realtime', 'final', 'archive')),
source TEXT NOT NULL,
coverage REAL NOT NULL CHECK (coverage >= 0 AND coverage <= 1),
payload_json TEXT NOT NULL,
PRIMARY KEY (kind, trade_date, entity_key)
)
"""
)
connection.execute(
"""
CREATE TABLE seat_aliases (
seat_name TEXT PRIMARY KEY,
alias_name TEXT NOT NULL,
updated_at TEXT NOT NULL,
updated_by INTEGER REFERENCES users(id) ON DELETE SET NULL
)
"""
)
def downgrade(connection: sqlite3.Connection) -> None:
connection.execute("DROP TABLE seat_aliases")
connection.execute("DROP TABLE market_insight_snapshots")
MIGRATION = Migration(
version=5,
name="create_market_insight_archives",
signature="market:v3:auction-themes-popularity-dragon-list",
upgrade=upgrade,
downgrade=downgrade,
)