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select DISTINCT tagName, CAST(CreationDate AS date) AS post_date, COUNT(PostId) OVER (PARTITION BY tagName ORDER BY CAST(CreationDate AS date)) num_posts FROM Tags, PostTags, Posts where Tags.Id = PostTags.TagId and Posts.Id = PostId and Posts.CreationDate > '2008-01-01' and Posts.CreationDate < '2020-11-09' AND tagName IN ('azure-communication-services', 'amazon-chime', 'aws-chime-sdk') ORDER BY 1, 2 ASC