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Tag: group-concat

GROUP_CONCAT in SQLite

I am having data like this by using this query Now, I want to show data like this and so on..I also know it can achieve by GROUP_CONCAT function. So, I tried with this But, It shows me error. So, what I am doing wrong here. What are the right procedure to achieve that? Answer You need to add GROUP

Join one row to multiple rows in another table

I have a table to entities (lets call them people) and properties (one person can have an arbitrary number of properties). Ex: People Properties I would like to write an efficient select that would select people based on age and return all or some of their properties. It’s also acceptable to return one …