920578f0de9c_table_task_taskrun_counts.py 文件源码

def upgrade():
    op.create_table('counter',
                    sa.Column('id', sa.Integer, primary_key=True),
                    sa.Column('created', TIMESTAMP),
                    sa.Column('project_id', sa.Integer, 
                              sa.ForeignKey('project.id',
                                            ondelete='CASCADE'),
                              nullable=False),
                    sa.Column('task_id', sa.Integer,
                              sa.ForeignKey('task.id',
                                            ondelete='CASCADE'),
                              nullable=False),
                    sa.Column('n_task_runs', sa.Integer,
                              default=0, nullable=False),
                    )