123 lines
5.0 KiB
Python
123 lines
5.0 KiB
Python
"""initial schema columns
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lifespan 에서 관리하던 ADD COLUMN / CREATE TABLE DDL 을 Alembic 으로 이전.
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이 revision 이 적용된 후에는 main.py lifespan 의 raw SQL DDL 블록은 제거됨.
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Revision ID: 0001
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Revises:
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Create Date: 2026-02-27
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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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from sqlalchemy.dialects import postgresql
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revision: str = "0001"
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down_revision: Union[str, None] = None
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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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# ── trade_history 컬럼 추가 ─────────────────────────────────────────────
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with op.batch_alter_table("trade_history", schema=None) as batch_op:
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for col_name, col_type in [
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("total_amount", sa.Numeric(15, 2)),
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("entry_reason", sa.Text()),
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("exit_reason", sa.Text()),
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("signals", postgresql.JSONB()),
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("entry_trade_id", sa.Integer()),
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("slippage", sa.Numeric(10, 2)),
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("commission", sa.Numeric(10, 2)),
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("net_profit_loss", sa.Numeric(15, 2)),
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("profit_loss_rate", sa.Numeric(10, 4)),
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]:
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try:
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batch_op.add_column(sa.Column(col_name, col_type, nullable=True))
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except Exception:
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pass # 이미 존재하는 컬럼은 무시
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# total_amount 백필
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op.execute("""
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UPDATE trade_history
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SET total_amount = executed_price * executed_quantity
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WHERE total_amount IS NULL
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AND executed_price IS NOT NULL
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AND executed_quantity IS NOT NULL
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""")
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# ── stock_analysis 컬럼 추가 ────────────────────────────────────────────
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with op.batch_alter_table("stock_analysis", schema=None) as batch_op:
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for col_name, col_type in [
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("atr_14", sa.Numeric(15, 2)),
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("adx_14", sa.Numeric(10, 2)),
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("ml_score", sa.Integer()),
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("ml_confidence", sa.Numeric(5, 4)),
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("ml_signal", sa.String(10)),
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]:
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try:
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batch_op.add_column(sa.Column(col_name, col_type, nullable=True))
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except Exception:
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pass
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# stock_analysis 유니크 제약 추가 (idempotent)
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op.execute("""
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DO $$ BEGIN
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IF NOT EXISTS (
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SELECT 1 FROM pg_constraint
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WHERE conname = 'uq_stock_analysis_code_date'
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AND conrelid = 'stock_analysis'::regclass
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) THEN
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ALTER TABLE stock_analysis
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ADD CONSTRAINT uq_stock_analysis_code_date
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UNIQUE (stock_code, analysis_date);
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END IF;
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END $$;
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""")
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# ── active_trades 컬럼 추가 ─────────────────────────────────────────────
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with op.batch_alter_table("active_trades", schema=None) as batch_op:
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for col_name, col_type, default in [
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("remaining_pct", sa.Numeric(5, 2), "1.0"),
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("highest_since_entry", sa.Numeric(15, 2), None),
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("strategy_name", sa.String(100), None),
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]:
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try:
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col = sa.Column(col_name, col_type, nullable=True,
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server_default=default if default else sa.null())
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batch_op.add_column(col)
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except Exception:
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pass
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# ── trading_sessions 테이블 ─────────────────────────────────────────────
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op.execute("""
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CREATE TABLE IF NOT EXISTS trading_sessions (
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id SERIAL PRIMARY KEY,
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session_date DATE UNIQUE NOT NULL,
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consecutive_losses INTEGER DEFAULT 0,
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daily_profit_loss NUMERIC(15, 2) DEFAULT 0,
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is_paused BOOLEAN DEFAULT FALSE,
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pause_reason TEXT,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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)
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""")
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# ── stock_bans 테이블 ───────────────────────────────────────────────────
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op.execute("""
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CREATE TABLE IF NOT EXISTS stock_bans (
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stock_code VARCHAR(20) PRIMARY KEY,
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consecutive_losses INTEGER DEFAULT 0 NOT NULL,
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ban_until TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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)
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""")
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def downgrade() -> None:
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# downgrade 는 데이터 손실 위험이 있으므로 명시적으로 구현하지 않음
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# 필요 시 ALTER TABLE DROP COLUMN 을 수동으로 실행
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pass
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