... create a report that displays sales by country and by year, including graphical presenta-tion of sales data, complete the following steps.1. Similar to steps presented in the “Practical Application ... see that in almost all cases, using SQL for grouping (GROUP BY ) provides the best performance. However, a static SQL statement is not very flexible.The SQL statement might be too complex, ... toaggregation in SSRS are similar to those applicable to theGROUP BY clause in a SQL query. However, unlike a query,From the Library of STEPHEN EISEMANPlease purchase PDF Split-Merge on www.verypdf.com...