31 lines
947 B
Python
31 lines
947 B
Python
"""candles add amount/turnover columns
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Revision ID: 20260815_03
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Revises: 20260815_02
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Create Date: 2026-08-15
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- amount 成交额（元）：TDX .day 原生 float32（元）/ Tushare daily amount 千元×1000
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- turnover 换手率（%）：Tushare daily_basic.turnover_rate（2000 年起）
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均为可空列——历史回补前为 NULL，前端 tooltip 显示 "—"。
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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revision: str = "20260815_03"
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down_revision: Union[str, Sequence[str], None] = "20260815_02"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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op.add_column("candles", sa.Column("amount", sa.Float(), nullable=True))
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op.add_column("candles", sa.Column("turnover", sa.Float(), nullable=True))
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def downgrade() -> None:
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op.drop_column("candles", "turnover")
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op.drop_column("candles", "amount")
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