25개 이상의 토픽을 선택하실 수 없습니다.
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35 lines
1.3 KiB
35 lines
1.3 KiB
from be.model import postgreSQLORM
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from be.model.postgreSQLORM import User, Store_Book, User_Store
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class DBConn:
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def __init__(self):
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self.session = postgreSQLORM.session
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return
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# self.conn = store.get_db_conn()
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def user_id_exist(self, user_id):
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row = self.session.query(User).filter(User.user_id==user_id).first()
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# cursor = self.conn.execute("SELECT user_id FROM user WHERE user_id = ?;", (user_id,))
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# row = cursor.fetchone()
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if row is None:
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return False
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else:
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return True
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def book_id_exist(self, store_id, book_id):
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row = self.session.query(Store_Book).filter(Store_Book.book_id==book_id and Store_Book.store_id==store_id).first()
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# cursor = self.conn.execute("SELECT book_id FROM store WHERE store_id = ? AND book_id = ?;", (store_id, book_id))
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# row = cursor.fetchone()
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if row is None:
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return False
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else:
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return True
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def store_id_exist(self, store_id):
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row = self.session.query(User_Store).filter(User_Store.store_id==store_id).first()
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# cursor = self.conn.execute("SELECT store_id FROM user_store WHERE store_id = ?;", (store_id,))
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# row = cursor.fetchone()
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if row is None:
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return False
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else:
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return True
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