関連ワード:  how to use string_agg in sql    how to use string_agg in sql server    how to use string_agg in sql server 2016    how to use string aggregate in sql    how to use multiple string_agg in sql    how to use distinct with string_agg in sql server    how to use distinct in string_agg in sql    how to use string_agg with group by in sql    how to distinct string_agg in sql server    how to do string_agg in sql server 2016