To create a single string from multiple rows in MySQL, you can use the GROUP_CONCAT function. This function allows you to concatenate values from multiple rows into a single string, separated by a specified delimiter. Here is an example of how you can use this function: SELECT GROUP_CONCAT(column_name ORDER BY column_name ASC SEPARATOR ‘,’) FROM […]
Tag: group by
Filter Rows By Max Date in SQL
SELECT m1.Column1, m1.Column2, m1.Column3, r.MaxTime FROM ( SELECT Column1, MAX(TimeColumn) as MaxTime FROM MyTable GROUP BY Column1 ) r INNER JOIN MyTable m1 ON m1.Column1= r.Column1AND m1.TimeColumn = r.MaxTime