add

backend/提示词条.md

@@ -48,4 +48,12 @@ direction VARCHAR NOT NULL,
 deleted BOOLEAN NOT NULL DEFAULT FALSE,
 created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
 updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
+---
+读取./sql/08_trade.sql，然后多加一个子表，子表名叫trade_open_price，子表逻辑字段为:
+id UUID DEFAULT gen_random_uuid() PRIMARY KEY，
+trade_id UUID NOT NULL,
+open_price numeric(10,2) NOT NULL CHECK (price >= 0.00) DEFAULT 0.00,
+deleted BOOLEAN NOT NULL DEFAULT FALSE,
+created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
 ---