Tag: Programmer

Computing dilemma in the application Development and Framework, which should be given the higher priority? Java is the most commonly used programming language in application development. But writing code to process data in Java isn’t simple. For example, below is the Java code for performing grouping & aggregation on two fields: By contrast, the SQL counterpart is much simpler. One GROUP BY clause is enough to close the computation. SELECT year(orderdate),sellerid,sum(amount) FROM orders GROUP BY year(orderDate),sellerid Indeed, early applications worked with the collaboration of Java and SQL. The business process was implemented in Java at the application side, and data