-- 增加更多网红数据,平台多样化 INSERT INTO public .influencers ( influencer_id, name, platform, profile_url, external_id, followers_count, video_count, platform_count, created_at, updated_at ) VALUES -- 超大粉丝量的头部KOL ( gen_random_uuid(), '陈明星', 'instagram', 'https://instagram.com/chenstar', 'insta_chenstar_' || floor(random() * 1000) :: text, 5000000, 2100, 3, CURRENT_TIMESTAMP - interval '2 years', CURRENT_TIMESTAMP ), -- 中等体量的KOL ( gen_random_uuid(), '林美妆', 'youtube', 'https://youtube.com/linbeauty', 'yt_linbeauty_' || floor(random() * 1000) :: text, 850000, 320, 2, CURRENT_TIMESTAMP - interval '18 months', CURRENT_TIMESTAMP ), -- 小众但精准的垂直领域KOL ( gen_random_uuid(), '孙专家', 'tiktok', 'https://tiktok.com/sunexpert', 'tt_sunexpert_' || floor(random() * 1000) :: text, 120000, 450, 1, CURRENT_TIMESTAMP - interval '1 year', CURRENT_TIMESTAMP ), -- 新兴快速成长的KOL ( gen_random_uuid(), '吴新人', 'twitter', 'https://twitter.com/wunewbie', 'tw_wunewbie_' || floor(random() * 1000) :: text, 50000, 180, 2, CURRENT_TIMESTAMP - interval '6 months', CURRENT_TIMESTAMP ), -- 超小众但高互动的KOL ( gen_random_uuid(), '周小众', 'facebook', 'https://facebook.com/zhousmall', 'fb_zhousmall_' || floor(random() * 1000) :: text, 15000, 95, 1, CURRENT_TIMESTAMP - interval '3 months', CURRENT_TIMESTAMP ); -- 将新增网红与项目关联 INSERT INTO public .project_influencers (project_id, influencer_id) SELECT '37954d21-57b3-4e25-a614-001eaa9033b8', influencer_id FROM public .influencers WHERE name IN ('陈明星', '林美妆', '孙专家', '吴新人', '周小众') AND NOT EXISTS ( SELECT 1 FROM public .project_influencers WHERE project_id = '37954d21-57b3-4e25-a614-001eaa9033b8' AND influencer_id = influencers.influencer_id ); -- 增加具有较大时间跨度的帖子数据(从2年前到未来) -- 过去2年的高热度内容 INSERT INTO public .posts ( post_id, influencer_id, platform, post_url, title, description, published_at, created_at, updated_at, project_id ) SELECT gen_random_uuid(), i.influencer_id, i.platform, 'https://' || i.platform || '.com/post/' || replace(md5(random() :: text), '-', ''), '2022年度爆款产品全盘点', '2022年马上就要结束了,这一年中爆火的产品实在太多,今天来给大家做个年度总结!#年度盘点 #爆款产品', CURRENT_TIMESTAMP - interval '2 years' + (random() * 60 || ' days') :: interval, CURRENT_TIMESTAMP - interval '2 years', CURRENT_TIMESTAMP - interval '2 years', '37954d21-57b3-4e25-a614-001eaa9033b8' FROM public .influencers i WHERE i.name IN ('陈明星', '李小美') AND i.followers_count > 200000; -- 18个月前的季节性内容 INSERT INTO public .posts ( post_id, influencer_id, platform, post_url, title, description, published_at, created_at, updated_at, project_id ) SELECT gen_random_uuid(), i.influencer_id, i.platform, 'https://' || i.platform || '.com/post/' || replace(md5(random() :: text), '-', ''), '冬季保暖又时尚的穿搭指南', '寒冷的冬天来了,如何既保暖又不失时尚感?这些单品让你温暖整个冬天!#冬季穿搭 #保暖时尚', CURRENT_TIMESTAMP - interval '18 months' + (random() * 30 || ' days') :: interval, CURRENT_TIMESTAMP - interval '18 months', CURRENT_TIMESTAMP - interval '18 months', '37954d21-57b3-4e25-a614-001eaa9033b8' FROM public .influencers i WHERE i.name IN ('林美妆', '张时尚', '王潮流') LIMIT 3; -- 1年前的活动合作内容 INSERT INTO public .posts ( post_id, influencer_id, platform, post_url, title, description, published_at, created_at, updated_at, project_id ) SELECT gen_random_uuid(), i.influencer_id, i.platform, 'https://' || i.platform || '.com/post/' || replace(md5(random() :: text), '-', ''), '618电商节爆款推荐', '一年一度的618购物节即将来临,这些超值好物已经被我加入购物车了!#618购物节 #爆款推荐', CURRENT_TIMESTAMP - interval '1 year' + (random() * 30 || ' days') :: interval, CURRENT_TIMESTAMP - interval '1 year', CURRENT_TIMESTAMP - interval '1 year', '37954d21-57b3-4e25-a614-001eaa9033b8' FROM public .influencers i WHERE i.platform IN ('tiktok', 'instagram', 'youtube') LIMIT 4; -- 6个月前的新品发布内容 INSERT INTO public .posts ( post_id, influencer_id, platform, post_url, title, description, published_at, created_at, updated_at, project_id ) SELECT gen_random_uuid(), i.influencer_id, i.platform, 'https://' || i.platform || '.com/post/' || replace(md5(random() :: text), '-', ''), '重磅新品抢先体验', '我竟然提前拿到了这款还未上市的重磅新品!赶紧来看看它的真实表现如何!#新品抢鲜 #独家测评', CURRENT_TIMESTAMP - interval '6 months' + (random() * 45 || ' days') :: interval, CURRENT_TIMESTAMP - interval '6 months', CURRENT_TIMESTAMP - interval '6 months', '37954d21-57b3-4e25-a614-001eaa9033b8' FROM public .influencers i ORDER BY random() LIMIT 5; -- 3个月前的趋势内容 INSERT INTO public .posts ( post_id, influencer_id, platform, post_url, title, description, published_at, created_at, updated_at, project_id ) SELECT gen_random_uuid(), i.influencer_id, i.platform, 'https://' || i.platform || '.com/post/' || replace(md5(random() :: text), '-', ''), '这个超火的国外趋势终于传到国内了', '这个趋势在欧美已经火了半年,现在终于传到国内了!一起来看看这个风靡全球的潮流!#全球趋势 #潮流前沿', CURRENT_TIMESTAMP - interval '3 months' + (random() * 30 || ' days') :: interval, CURRENT_TIMESTAMP - interval '3 months', CURRENT_TIMESTAMP - interval '3 months', '37954d21-57b3-4e25-a614-001eaa9033b8' FROM public .influencers i ORDER BY random() LIMIT 5; -- 当前正在进行的活动内容 INSERT INTO public .posts ( post_id, influencer_id, platform, post_url, title, description, published_at, created_at, updated_at, project_id ) SELECT gen_random_uuid(), i.influencer_id, i.platform, 'https://' || i.platform || '.com/post/' || replace(md5(random() :: text), '-', ''), '正在直播:限时新品首发', '大家久等了!我们终于可以揭晓这个神秘新品的真面目,现在正在直播间等你!#限时首发 #直播带货', CURRENT_TIMESTAMP - interval '2 days' + (random() * 4 || ' days') :: interval, CURRENT_TIMESTAMP - interval '2 days', CURRENT_TIMESTAMP - interval '2 days', '37954d21-57b3-4e25-a614-001eaa9033b8' FROM public .influencers i WHERE i.followers_count > 100000 ORDER BY random() LIMIT 3; -- 未来计划发布的内容(预排) INSERT INTO public .posts ( post_id, influencer_id, platform, post_url, title, description, published_at, created_at, updated_at, project_id ) SELECT gen_random_uuid(), i.influencer_id, i.platform, 'https://' || i.platform || '.com/post/' || replace(md5(random() :: text), '-', ''), '即将上市:2024下半年必入新品预告', '提前为大家带来2024下半年即将上市的重磅新品预告,这些产品一定会成为下半年的爆款!#新品预告 #爆款预测', CURRENT_TIMESTAMP + interval '1 month' + (random() * 60 || ' days') :: interval, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP, '37954d21-57b3-4e25-a614-001eaa9033b8' FROM public .influencers i WHERE i.name IN ('陈明星', '林美妆', '李小美', '张时尚') LIMIT 4; -- 添加互动数据差异大的评论 -- 为2年前的内容添加少量评论(老内容) INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) SELECT gen_random_uuid(), p.post_id, '当时买了推荐的第三个,用到现在还不错', 0.7, p.published_at + interval '5 days' + (random() * 30 || ' days') :: interval, p.published_at + interval '5 days' + (random() * 30 || ' days') :: interval FROM public .posts p WHERE p.title = '2022年度爆款产品全盘点' AND p.project_id = '37954d21-57b3-4e25-a614-001eaa9033b8'; -- 为18个月前的内容添加一些评论,有正面也有负面的 INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) SELECT gen_random_uuid(), p.post_id, CASE WHEN random() > 0.7 THEN '这些单品在南方可能不太适用,还是太薄了' WHEN random() > 0.4 THEN '第二款外套买了,确实很保暖又时尚!' ELSE '价格有点贵啊,有没有平价替代?' END, CASE WHEN random() > 0.7 THEN 0.3 WHEN random() > 0.4 THEN 0.9 ELSE 0.5 END, p.published_at + interval '1 day' + (random() * 15 || ' days') :: interval, p.published_at + interval '1 day' + (random() * 15 || ' days') :: interval FROM public .posts p, generate_series(1, 5) AS s WHERE p.title = '冬季保暖又时尚的穿搭指南' AND p.project_id = '37954d21-57b3-4e25-a614-001eaa9033b8'; -- 为1年前的电商活动帖子添加大量正面评论 INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) SELECT gen_random_uuid(), p.post_id, CASE WHEN random() > 0.8 THEN '这个推荐太及时了,刚好想买这个' WHEN random() > 0.6 THEN '已经下单了,期待收货!' WHEN random() > 0.4 THEN '之前一直在犹豫,看了你的推荐终于决定入手了' WHEN random() > 0.2 THEN '这款性价比也太高了吧!' ELSE '谢谢推荐,这个活动优惠力度确实很大' END, 0.8 + random() * 0.2, p.published_at + (random() * 5 || ' days') :: interval, p.published_at + (random() * 5 || ' days') :: interval FROM public .posts p, generate_series(1, 15) AS s WHERE p.title = '618电商节爆款推荐' AND p.project_id = '37954d21-57b3-4e25-a614-001eaa9033b8'; -- 为6个月前的新品添加争议性评论(有褒有贬) INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) SELECT gen_random_uuid(), p.post_id, CASE WHEN n % 3 = 0 THEN '这个新品感觉有点虚高啊,功能并没有宣传的那么神奇' WHEN n % 3 = 1 THEN '我已经用了一周了,确实比旧款提升不少' ELSE '颜值确实高,但实用性存疑,还是等更多人反馈吧' END, CASE WHEN n % 3 = 0 THEN 0.2 WHEN n % 3 = 1 THEN 0.8 ELSE 0.5 END, p.published_at + interval '1 day' + (random() * 10 || ' days') :: interval, p.published_at + interval '1 day' + (random() * 10 || ' days') :: interval FROM public .posts p, generate_series(1, 10) AS n WHERE p.title = '重磅新品抢先体验' AND p.project_id = '37954d21-57b3-4e25-a614-001eaa9033b8' LIMIT 20; -- 为3个月前的趋势内容添加大量评论和讨论 INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) SELECT gen_random_uuid(), p.post_id, CASE WHEN n % 5 = 0 THEN '这个趋势在国外都过时了,我们才刚开始流行' WHEN n % 5 = 1 THEN '真的很适合亚洲人,难怪会火起来' WHEN n % 5 = 2 THEN '已经在尝试了,确实很好上手!' WHEN n % 5 = 3 THEN '感觉还是更适合年轻人,我驾驭不了' ELSE '这个趋势确实很新颖,期待更多相关内容' END, CASE WHEN n % 5 = 0 THEN 0.3 WHEN n % 5 = 1 THEN 0.9 WHEN n % 5 = 2 THEN 0.8 WHEN n % 5 = 3 THEN 0.4 ELSE 0.7 END, p.published_at + (random() * 7 || ' days') :: interval, p.published_at + (random() * 7 || ' days') :: interval FROM public .posts p, generate_series(1, 8) AS n WHERE p.title LIKE '%国外趋势%' AND p.project_id = '37954d21-57b3-4e25-a614-001eaa9033b8'; -- 为当前正在进行的直播内容添加实时评论,大部分是提问 INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) SELECT gen_random_uuid(), p.post_id, CASE WHEN n % 6 = 0 THEN '这个产品什么时候正式发售?' WHEN n % 6 = 1 THEN '有什么颜色可选吗?' WHEN n % 6 = 2 THEN '价格区间大概是多少?' WHEN n % 6 = 3 THEN '适合什么肤质/年龄段的人使用?' WHEN n % 6 = 4 THEN '直播间有优惠码吗?' ELSE '可以详细介绍一下使用效果吗?' END, 0.6, p.published_at + interval '1 hour' + (random() * 3 || ' hours') :: interval, p.published_at + interval '1 hour' + (random() * 3 || ' hours') :: interval FROM public .posts p, generate_series(1, 12) AS n WHERE p.title LIKE '%直播%' AND p.project_id = '37954d21-57b3-4e25-a614-001eaa9033b8'; -- 为未来计划发布的内容预先添加一些内部评论(测试用) INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) SELECT gen_random_uuid(), p.post_id, CASE WHEN random() > 0.7 THEN '[内部评论] 需要调整发布时间,避开竞品活动' WHEN random() > 0.4 THEN '[内部评论] 文案需要再突出产品核心卖点' ELSE '[内部评论] 图片质量不够高,建议重新拍摄' END, 0.5, CURRENT_TIMESTAMP - interval '3 days' + (random() * 2 || ' days') :: interval, CURRENT_TIMESTAMP - interval '3 days' + (random() * 2 || ' days') :: interval FROM public .posts p WHERE p.title LIKE '%2024下半年%' AND p.project_id = '37954d21-57b3-4e25-a614-001eaa9033b8' LIMIT 6; -- 添加一些超长的详细评论 INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) VALUES ( gen_random_uuid(), ( SELECT post_id FROM public .posts WHERE title = '重磅新品抢先体验' AND project_id = '37954d21-57b3-4e25-a614-001eaa9033b8' LIMIT 1 ), '作为一个已经使用类似产品超过3年的老用户,我来分享一下我的详细体验:这款新品确实在材质和工艺上有明显提升,尤其是在A部分的改进很贴心,解决了之前版本的主要痛点。不过B功能感觉不如宣传的那么神奇,实际使用中能感觉到提升但没有质的飞跃。价格方面比上一代贵了约20%,个人觉得溢价合理但不算特别值得。如果你是新用户,直接入手新款绝对不亏;如果已经有旧款在用,建议等降价再考虑升级。另外,官方宣传中没有提到的一点是,这款新品在极端环境下的表现出乎意料的好,我在最近的户外活动中亲测,即使在-10℃的环境下依然表现稳定,这点真的很加分!', 0.75, CURRENT_TIMESTAMP - interval '3 months' + interval '5 days', CURRENT_TIMESTAMP - interval '3 months' + interval '5 days' ), ( gen_random_uuid(), ( SELECT post_id FROM public .posts WHERE title LIKE '%国外趋势%' AND project_id = '37954d21-57b3-4e25-a614-001eaa9033b8' LIMIT 1 ), '我在国外生活了5年,这个趋势在当地已经持续了将近一年半的时间。有趣的是,它在国外经历了几次演变:最初是由小众设计师发起的实验性尝试,后来被几位知名艺人带火,然后迅速普及到大众市场。但到了去年年底,这个趋势在欧美已经开始降温,更多人开始转向另一种风格。不过我认为这个趋势在国内可能会有不同的发展轨迹,因为东西方审美差异和文化背景不同,很可能会在本土化过程中产生全新的变种,反而更有生命力。另外值得一提的是,这个趋势在国外主要流行于25-35岁的年龄段,而在国内似乎更受年轻群体欢迎。看到博主分享的这些内容,能感觉到已经融入了一些本土元素,这种创新性改良很可能让这个趋势在国内拥有更长的生命周期!', 0.85, CURRENT_TIMESTAMP - interval '2 months' + interval '3 days', CURRENT_TIMESTAMP - interval '2 months' + interval '3 days' ); -- 添加一些具有强烈情感倾向的评论 INSERT INTO public .comments ( comment_id, post_id, content, sentiment_score, created_at, updated_at ) VALUES -- 非常正面的评论 ( gen_random_uuid(), ( SELECT post_id FROM public .posts WHERE title = '618电商节爆款推荐' AND project_id = '37954d21-57b3-4e25-a614-001eaa9033b8' LIMIT 1 ), '我简直不敢相信这个推荐有多准!去年按照你的清单买了三款产品,每一个都成了我的年度最爱!你的专业眼光真的无可挑剔,今年我打算把你推荐的所有东西都买下来,因为知道绝对不会踩雷。你是我关注的所有博主里面眼光最准的一个,每次买你推荐的东西都超值!', 0.98, CURRENT_TIMESTAMP - interval '1 year' + interval '3 days', CURRENT_TIMESTAMP - interval '1 year' + interval '3 days' ), -- 非常负面的评论 ( gen_random_uuid(), ( SELECT post_id FROM public .posts WHERE title = '重磅新品抢先体验' AND project_id = '37954d21-57b3-4e25-a614-001eaa9033b8' LIMIT 1 ), '说实话这是我见过的最失望的开箱测评,产品明显有问题却还在强行吹,是收了多少广告费?我朋友已经提前买了这个产品,根本不像视频里说的那么好用,各种bug不说,质量也远低于预期,真的对这个测评感到失望透顶。希望博主能够真实客观一点,而不是只顾着收钱。', 0.05, CURRENT_TIMESTAMP - interval '5 months' + interval '2 days', CURRENT_TIMESTAMP - interval '5 months' + interval '2 days' );