From 29f134c3e51ba8eb25b36c9f62a48cb9c82ed3d8 Mon Sep 17 00:00:00 2001 From: vipg Date: Tue, 25 Nov 2025 12:51:17 +0800 Subject: [PATCH] add --- backend/sql/04_country.sql | 128 ++++++++++++++++++++----------------- 1 file changed, 69 insertions(+), 59 deletions(-) diff --git a/backend/sql/04_country.sql b/backend/sql/04_country.sql index 2be446a..88a0189 100644 --- a/backend/sql/04_country.sql +++ b/backend/sql/04_country.sql @@ -1,124 +1,134 @@ --- 切换到目标数据库 -\c postgres; +-- ========================================================= +-- country.sql 🌍 +-- 无物化视图 | 超可视提示 | 可重复执行 +-- PostgreSQL 17.4+ 👍 +-- ========================================================= +-- 1️⃣ 开始 🚀 DO $$ BEGIN + RAISE NOTICE '🚀============ country 部署开始 ============🚀'; +END $$; + +-- 2️⃣ 连接目标库 +\c postgres; + +-- 3️⃣ 表结构 ----------------------------------- +DO $$ +BEGIN + -- country 主表 IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'country') THEN - CREATE TABLE country ( - id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL, + CREATE TABLE country ( + id UUID DEFAULT gen_random_uuid() PRIMARY KEY, deleted BOOLEAN NOT NULL DEFAULT FALSE, created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP, updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP ); CREATE TRIGGER update_country_updated_at - BEFORE UPDATE ON "country" - FOR EACH ROW - EXECUTE FUNCTION update_data_modified_column(); - - RAISE NOTICE 'created country table and trigger'; + BEFORE UPDATE ON country + FOR EACH ROW EXECUTE FUNCTION update_data_modified_column(); + RAISE NOTICE '1️⃣✅ country 主表已创建'; ELSE - RAISE NOTICE 'country table already exists'; + RAISE NOTICE '1️⃣⏩ country 主表已存在，跳过'; END IF; + -- country_name IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'country_name') THEN CREATE TABLE country_name ( - id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL, + id UUID DEFAULT gen_random_uuid() PRIMARY KEY, country_id UUID NOT NULL, name 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 ); - CREATE TRIGGER update_name_updated_at - BEFORE UPDATE ON "country_name" - FOR EACH ROW - EXECUTE FUNCTION update_data_modified_column(); - - RAISE NOTICE 'created country_name table and trigger'; + CREATE TRIGGER update_country_name_updated_at + BEFORE UPDATE ON country_name + FOR EACH ROW EXECUTE FUNCTION update_data_modified_column(); + RAISE NOTICE '2️⃣✅ country_name 子表已创建'; ELSE - RAISE NOTICE 'country_name table already exists'; + RAISE NOTICE '2️⃣⏩ country_name 子表已存在，跳过'; END IF; + -- country_code IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'country_code') THEN CREATE TABLE country_code ( - id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL, + id UUID DEFAULT gen_random_uuid() PRIMARY KEY, country_id UUID NOT NULL, code 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 ); - CREATE TRIGGER update_code_updated_at - BEFORE UPDATE ON "country_code" - FOR EACH ROW - EXECUTE FUNCTION update_data_modified_column(); - - RAISE NOTICE 'created country_code table and trigger'; + CREATE TRIGGER update_country_code_updated_at + BEFORE UPDATE ON country_code + FOR EACH ROW EXECUTE FUNCTION update_data_modified_column(); + RAISE NOTICE '3️⃣✅ country_code 子表已创建'; ELSE - RAISE NOTICE 'country_code table already exists'; + RAISE NOTICE '3️⃣⏩ country_code 子表已存在，跳过'; END IF; + -- country_flag IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'country_flag') THEN CREATE TABLE country_flag ( - id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL, + id UUID DEFAULT gen_random_uuid() PRIMARY KEY, country_id UUID NOT NULL, flag 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 ); - CREATE TRIGGER update_flag_updated_at - BEFORE UPDATE ON "country_flag" - FOR EACH ROW - EXECUTE FUNCTION update_data_modified_column(); - - RAISE NOTICE 'created country_flag table and trigger'; + CREATE TRIGGER update_country_flag_updated_at + BEFORE UPDATE ON country_flag + FOR EACH ROW EXECUTE FUNCTION update_data_modified_column(); + RAISE NOTICE '4️⃣✅ country_flag 子表已创建'; ELSE - RAISE NOTICE 'country_flag table already exists'; + RAISE NOTICE '4️⃣⏩ country_flag 子表已存在，跳过'; END IF; END $$; +-- 4️⃣ 视图 ------------------------------------ DO $$ DECLARE view_exists BOOLEAN; BEGIN - -- 检查视图是否已存在 SELECT EXISTS ( SELECT 1 FROM information_schema.views WHERE table_name = 'country_info_view' ) INTO view_exists; - -- 若视图存在，先删除（避免字段名冲突） IF view_exists THEN DROP VIEW country_info_view; - RAISE NOTICE '已删除旧视图 country_info_view'; + RAISE NOTICE '4️⃣♻️ 已删除旧视图 country_info_view'; END IF; - -- 创建或更新视图 CREATE OR REPLACE VIEW country_info_view AS - SELECT + SELECT u.id AS country_id, - n.name AS name, -- 国家名称 - c.code AS code, -- 国家代码 - f.flag AS flag -- 国旗信息 - FROM - country u - LEFT JOIN - country_name n ON u.id = n.country_id AND n.deleted = FALSE -- 过滤已删除名称 - LEFT JOIN - country_code c ON u.id = c.country_id AND c.deleted = FALSE -- 过滤已删除代码 - LEFT JOIN - country_flag f ON u.id = f.country_id AND f.deleted = FALSE -- 左连接：允许无国旗数据 - WHERE - u.deleted = FALSE; -- 只查询未删除的国家 + n.name, + c.code, + f.flag + FROM country u + LEFT JOIN country_name n ON u.id = n.country_id AND n.deleted = FALSE + LEFT JOIN country_code c ON u.id = c.country_id AND c.deleted = FALSE + LEFT JOIN country_flag f ON u.id = f.country_id AND f.deleted = FALSE + WHERE u.deleted = FALSE; - -- 根据视图是否已存在输出不同提示 - IF view_exists THEN - RAISE NOTICE '视图 country_info_view 已更新（删除旧视图后重建）'; - ELSE - RAISE NOTICE '视图 country_info_view 已创建'; - END IF; + RAISE NOTICE '4️⃣✅ country_info_view 已创建/更新'; EXCEPTION WHEN OTHERS THEN - RAISE NOTICE '处理视图时发生错误: %', SQLERRM; + RAISE NOTICE '4️⃣❌ 处理视图时发生错误: %', SQLERRM; END $$; + +-- 5️⃣ 性能索引 ------------------------------------------------ +CREATE INDEX IF NOT EXISTS idx_country_name_country_id_deleted ON country_name(country_id, deleted); +CREATE INDEX IF NOT EXISTS idx_country_code_country_id_deleted ON country_code(country_id, deleted); +CREATE INDEX IF NOT EXISTS idx_country_flag_country_id_deleted ON country_flag(country_id, deleted); + +RAISE NOTICE '5️⃣✅ 全部索引已确保存在'; + +-- 6️⃣ 完成 🎉 +DO $$ +BEGIN + RAISE NOTICE '🎉============ country 部署完成 ============🎉'; +END $$; \ No newline at end of file