gcx/backend/migrations/010_create_trades.sql

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1.0 KiB
SQL

-- 010: Matched trades (trading-service)
CREATE TABLE IF NOT EXISTS trades (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
buy_order_id UUID NOT NULL REFERENCES orders(id),
sell_order_id UUID NOT NULL REFERENCES orders(id),
coupon_id UUID NOT NULL REFERENCES coupons(id),
buyer_id UUID NOT NULL REFERENCES users(id),
seller_id UUID NOT NULL REFERENCES users(id),
price NUMERIC(12,2) NOT NULL,
quantity INTEGER NOT NULL DEFAULT 1,
buyer_fee NUMERIC(12,4) NOT NULL DEFAULT 0,
seller_fee NUMERIC(12,4) NOT NULL DEFAULT 0,
status VARCHAR(20) NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'settled', 'failed')),
tx_hash VARCHAR(66),
settled_at TIMESTAMPTZ,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE INDEX idx_trades_coupon_id ON trades(coupon_id);
CREATE INDEX idx_trades_buyer_id ON trades(buyer_id);
CREATE INDEX idx_trades_seller_id ON trades(seller_id);
CREATE INDEX idx_trades_status ON trades(status);
CREATE INDEX idx_trades_created_at ON trades(created_at DESC);