Executes the SQL query in the sql parameter against the database. Use this method when the sql query returns a result set (e.g., SELECT or some stored procs). Otherwise, use ExecuteNonQuery(CommandType, String).

Executes the SQL query in the sql parameter against the database. Use this method when the sql query returns a result set (e.g., SELECT or some stored procs). Otherwise, use ExecuteNonQuery(CommandType, String, array<SqlParameter>[]()[][]).