add

backend/futures_trade_record/sql/04_create_variety_table.sql

@@ -23,6 +23,7 @@ BEGIN
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'variety_name') THEN
         CREATE TABLE variety_name ( 
             id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            variety_id UUID NOT NULL,
             name VARCHAR(50) NOT NULL,
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
@@ -41,6 +42,7 @@ BEGIN
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'variety_code') THEN
         CREATE TABLE variety_code ( 
             id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            variety_id UUID NOT NULL,
             code VARCHAR(50) NOT NULL,
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
@@ -59,6 +61,7 @@ BEGIN
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'variety_tick') THEN
         CREATE TABLE variety_tick ( 
             id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            variety_id UUID NOT NULL,
             tick NUMERIC(12, 6),
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
@@ -77,6 +80,7 @@ BEGIN
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'variety_tick_price') THEN
         CREATE TABLE variety_tick_price ( 
             id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            variety_id UUID NOT NULL,
             price NUMERIC(12, 6),
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
@@ -91,4 +95,51 @@ BEGIN
     ELSE
         RAISE NOTICE 'variety_tick_price table already exists';
     END IF;
-END $$;
+END $$;
+
+DO $$
+DECLARE
+    view_exists BOOLEAN;
+BEGIN
+    -- 检查视图是否已存在
+    SELECT EXISTS (
+        SELECT 1 FROM information_schema.views 
+        WHERE table_name = 'variety_info_view'
+    ) INTO view_exists;
+
+    -- 创建或更新视图
+    CREATE OR REPLACE VIEW variety_info_view AS
+    SELECT
+        v.id AS variety_id,          -- 品种主表唯一ID
+        vn.name AS name,             -- 品种名称（来自variety_name）
+        vc.code AS code,             -- 品种代码（来自variety_code）
+        vt.tick AS tick,             -- 品种跳点（来自variety_tick）
+        vtp.price AS tick_price      -- 跳点价格（来自variety_tick_price）
+    FROM
+        variety v
+    -- 左连接：确保主表存在时，即使子表无数据也保留记录（避免数据丢失）
+    LEFT JOIN variety_name vn 
+        ON v.id = vn.variety_id 
+        AND vn.deleted = FALSE  -- 子表筛选未删除数据（连接时过滤更高效）
+    LEFT JOIN variety_code vc 
+        ON v.id = vc.variety_id 
+        AND vc.deleted = FALSE
+    LEFT JOIN variety_tick vt 
+        ON v.id = vt.variety_id 
+        AND vt.deleted = FALSE
+    LEFT JOIN variety_tick_price vtp 
+        ON v.id = vtp.variety_id 
+        AND vtp.deleted = FALSE
+    WHERE
+        v.deleted = FALSE;  -- 主表筛选未删除的品种
+
+    -- 根据视图是否已存在输出不同提示
+    IF view_exists THEN
+        RAISE NOTICE '视图 variety_info_view 已更新';
+    ELSE
+        RAISE NOTICE '视图 variety_info_view 已创建';
+    END IF;
+EXCEPTION
+    WHEN OTHERS THEN
+        RAISE NOTICE '处理视图时发生错误: %', SQLERRM;
+END $$;