from sqlalchemy import Column, Text, BigInteger, TIMESTAMP, VARCHAR
from sqlalchemy.orm import declarative_base

Base = declarative_base()


class KeywordData(Base):
    __tablename__ = "keyword_data"

    id = Column(BigInteger, primary_key=True, autoincrement=True, comment="主键id")
    keyword = Column(VARCHAR(128), nullable=False, comment="关键词")
    create_time = Column(TIMESTAMP, nullable=False, server_default="CURRENT_TIMESTAMP", comment="创建时间")