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Results tagged with sql
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user 47570
Structured Query Language is a language for interacting with relational databases. Read the tag wiki's guidelines for requesting SQL reviews: 1) Provide context, 2) Include the schema, 3) If asking about performance, include indexes and the output of EXPLAIN SELECT.
8
votes
Excuse me, how many of you are new here? Mind if I JOIN you?
You can do this more succinctly by first grouping by the User and the Post Type to get a set of every first question and answer. Then group that set by the type of post and the week it occurred in. Fi …
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