xiamuceer-j
44 lines
1.6 KiB
Python
44 lines
1.6 KiB
Python
"""添加后台任务表
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Revision ID: def45678ghi9
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Revises: ab12cd34ef56
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Create Date: 2026-04-27 12:00:00.000000
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"""
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = 'def45678ghi9'
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down_revision = 'ab12cd34ef56'
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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op.create_table(
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'background_tasks',
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sa.Column('id', sa.String(), primary_key=True),
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sa.Column('task_type', sa.String(), nullable=False, index=True),
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sa.Column('project_id', sa.String(), nullable=False, index=True),
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sa.Column('user_id', sa.String(), nullable=True),
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sa.Column('status', sa.String(), default='pending', nullable=False, index=True),
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sa.Column('progress', sa.Float(), default=0.0),
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sa.Column('status_message', sa.String(), nullable=True),
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sa.Column('progress_details', sa.Text(), nullable=True),
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sa.Column('error_message', sa.Text(), nullable=True),
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sa.Column('task_input', sa.Text(), nullable=True),
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sa.Column('task_result', sa.Text(), nullable=True),
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sa.Column('cancel_requested', sa.Boolean(), default=False),
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sa.Column('retry_count', sa.Integer(), default=0),
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sa.Column('max_retries', sa.Integer(), default=3),
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sa.Column('created_at', sa.DateTime(), server_default=sa.func.now()),
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sa.Column('started_at', sa.DateTime(), nullable=True),
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sa.Column('completed_at', sa.DateTime(), nullable=True),
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sa.Column('updated_at', sa.DateTime(), server_default=sa.func.now(), onupdate=sa.func.now()),
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)
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def downgrade() -> None:
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op.drop_table('background_tasks') |