WebApr 10, 2024 · One way to achieve this is to use a subquery to find the most recent order date for each customer, and then filter out those who have an order date within the past 90 days: SELECT * FROM customers WHERE customer_id NOT IN (SELECT customer_id FROM orders WHERE order_date > DATE_SUB (NOW(), INTERVAL 90 DAY)); WebApr 13, 2024 · SQL : How do SQL order-by with multiple-columns work?To Access My Live Chat Page, On Google, Search for "hows tech developer connect"As promised, I have a se...
SQL : How do SQL order-by with multiple-columns work?
WebApr 10, 2024 · SQL ORDER BY on Multiple Columns in Ascending and Descending Order We can also sort by multiple columns and mix ascending and descending orders. To sort by LastName in ascending order and FirstName in descending order, we simply put a 'DESC' after FirstName. Now we have the first names in the order: 'Kevin, 'Jo', and 'Eric'. WebApr 12, 2024 · SQL concatenation is a powerful technique that allows you to merge data from multiple columns into a single value, providing better insights and easier access to information. In this article, we'll delve into the world of SQL concatenation, exploring its core concepts, advanced techniques, optimization strategies, and real-world applications. simplymarry register
SQL ORDER BY - W3School
WebApr 10, 2024 · SQL ORDER BY on Multiple Columns in Ascending and Descending Order. We can also sort by multiple columns and mix ascending and descending orders. To sort by … WebMay 13, 2024 · To sort records in SQL, you’ll need to use the ORDER BY clause. In this article, I’ll explain in detail how to use ORDER BY to sort output by one or more columns, in … WebORDER BY CASE WHEN @orderby = 1 THEN CONVERT (NVARCHAR (30) , ccd.CertEndDate) END ASC, CASE WHEN @orderby = 2 THEN CONVERT (NVARCHAR (30) , … simplymarry best matrimonial site