Files
chia-blockchain/chia/util/db_version.py
2024-10-18 10:40:49 -07:00

33 lines
954 B
Python

# Package: utils
from __future__ import annotations
import sqlite3
import aiosqlite
async def lookup_db_version(db: aiosqlite.Connection) -> int:
try:
cursor = await db.execute("SELECT * from database_version")
row = await cursor.fetchone()
if row is not None and row[0] == 2:
return 2
else:
return 1
except aiosqlite.OperationalError:
# expects OperationalError('no such table: database_version')
return 1
async def set_db_version_async(db: aiosqlite.Connection, version: int) -> None:
await db.execute("CREATE TABLE database_version(version int)")
await db.execute("INSERT INTO database_version VALUES (?)", (version,))
await db.commit()
def set_db_version(db: sqlite3.Connection, version: int) -> None:
db.execute("CREATE TABLE database_version(version int)")
db.execute("INSERT INTO database_version VALUES (?)", (version,))
db.commit()