DROP TABLE IF EXISTS feature_usage;
DROP TABLE IF EXISTS teams;
-- 创建客户团队表
CREATE TABLE teams (
team_id INT,
team_name VARCHAR(50),
plan_level VARCHAR(20),
creation_date DATE
);
-- 创建功能使用日志表
CREATE TABLE feature_usage (
usage_id INT,
team_id INT,
feature_name VARCHAR(50),
usage_timestamp DATETIME
);
-- --------------------------------------------------------
-- 2. Data Insertion (DML)
-- --------------------------------------------------------
-- 客户团队
INSERT INTO teams (team_id, team_name, plan_level, creation_date) VALUES
(1, 'Innovate Corp', 'Enterprise', '2025-01-10'),
(2, 'Data Driven Inc', 'Enterprise', '2025-02-20'),
(3, 'Agile Solutions', 'Pro', '2025-03-01'), -- 非企业版
(4, 'Legacy Systems', 'Enterprise', '2025-01-05');
-- 功能使用日志
INSERT INTO feature_usage (usage_id, team_id, feature_name, usage_timestamp) VALUES
(101, 1, 'SSO', '2025-02-15 09:00:00'), -- Innovate Corp 首次使用
(102, 1, 'Advanced_Analytics', '2025-04-02 10:00:00'), -- 4月使用
(103, 1, 'Advanced_Analytics', '2025-04-05 11:30:00'), -- 4月使用 (总计2次)
(104, 2, 'API_Access', '2025-03-01 14:00:00'), -- Data Driven Inc 首次使用
(105, 2, 'Advanced_Analytics', '2025-04-10 16:00:00'), -- 4月使用
(106, 2, 'Advanced_Analytics', '2025-05-01 10:00:00'), -- 5月使用 (不计入)
(107, 3, 'Advanced_Analytics', '2025-04-15 11:00:00'), -- Pro团队使用 (不计入)
(108, 4, 'Advanced_Analytics', '2025-03-28 17:00:00'); -- 3月使用 (不计入)
-- 为Data Driven Inc (team_id=2) 增加51条使用记录,使其4月总数达到52次
INSERT INTO feature_usage (usage_id, team_id, feature_name, usage_timestamp)
SELECT
200 + v.seq, 2, 'Advanced_Analytics', '2025-04-12 10:00:00'
FROM (
SELECT 1 as seq UNION ALL SELECT 2 UNION ALL SELECT 3 UNION ALL SELECT 4 UNION ALL SELECT 5 UNION ALL
SELECT 6 UNION ALL SELECT 7 UNION ALL SELECT 8 UNION ALL SELECT 9 UNION ALL SELECT 10 UNION ALL
SELECT 11 UNION ALL SELECT 12 UNION ALL SELECT 13 UNION ALL SELECT 14 UNION ALL SELECT 15 UNION ALL
SELECT 16 UNION ALL SELECT 17 UNION ALL SELECT 18 UNION ALL SELECT 19 UNION ALL SELECT 20 UNION ALL
SELECT 21 UNION ALL SELECT 22 UNION ALL SELECT 23 UNION ALL SELECT 24 UNION ALL SELECT 25 UNION ALL
SELECT 26 UNION ALL SELECT 27 UNION ALL SELECT 28 UNION ALL SELECT 29 UNION ALL SELECT 30 UNION ALL
SELECT 31 UNION ALL SELECT 32 UNION ALL SELECT 33 UNION ALL SELECT 34 UNION ALL SELECT 35 UNION ALL
SELECT 36 UNION ALL SELECT 37 UNION ALL SELECT 38 UNION ALL SELECT 39 UNION ALL SELECT 40 UNION ALL
SELECT 41 UNION ALL SELECT 42 UNION ALL SELECT 43 UNION ALL SELECT 44 UNION ALL SELECT 45 UNION ALL
SELECT 46 UNION ALL SELECT 47 UNION ALL SELECT 48 UNION ALL SELECT 49 UNION ALL SELECT 50 UNION ALL
SELECT 51
) as v;