ListAgg function Interview Question #sql #LISTAGG #sqltips #dataanalysis #databaseskills

State: Column representing the states.
LISTAGG(District, ', '): This function concatenates the District column values, separated by a comma and a space.
WITHIN GROUP (ORDER BY District): Ensures that the districts are ordered alphabetically within each state.
GROUP BY State: Groups the results by state so that each state appears only once in the result with all its districts concatenated.
Make sure to replace your_table_name with the actual name of your table.