28 lines
1.5 KiB
Python
28 lines
1.5 KiB
Python
from datetime import datetime
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from sqlalchemy import String, DateTime
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.database import Base
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class Ticker(Base):
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__tablename__ = "tickers"
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id: Mapped[int] = mapped_column(primary_key=True)
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symbol: Mapped[str] = mapped_column(String(10), unique=True, nullable=False)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), default=datetime.utcnow, nullable=False
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)
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# Relationships (cascade deletes)
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ohlcv_records = relationship("OHLCVRecord", back_populates="ticker", cascade="all, delete-orphan")
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sentiment_scores = relationship("SentimentScore", back_populates="ticker", cascade="all, delete-orphan")
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fundamental_data = relationship("FundamentalData", back_populates="ticker", cascade="all, delete-orphan")
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sr_levels = relationship("SRLevel", back_populates="ticker", cascade="all, delete-orphan")
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dimension_scores = relationship("DimensionScore", back_populates="ticker", cascade="all, delete-orphan")
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composite_scores = relationship("CompositeScore", back_populates="ticker", cascade="all, delete-orphan")
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trade_setups = relationship("TradeSetup", back_populates="ticker", cascade="all, delete-orphan")
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watchlist_entries = relationship("WatchlistEntry", back_populates="ticker", cascade="all, delete-orphan")
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ingestion_progress = relationship("IngestionProgress", back_populates="ticker", cascade="all, delete-orphan", uselist=False)
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