WebApr 10, 2024 · For example, suppose you have a table of orders with columns for customer ID and order date. You want to find all customers who have not placed an order in the past 90 days. 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: WebMar 22, 2024 · The third column in the select statement is named last_date; this column is from the max function of the date column in the derived table. There are three pairs of …
How to Concatenate Two Columns in SQL – A Detailed Guide
WebApr 4, 2024 · In SQL, the ORDER BY phrase can be used to arrange data in a table depending on one or more columns. Sorting could be done either ascending or descending. The sorting order is ascending by default, but it may be altered to descendant by using the DESC keyword. The following is the syntax for the ORDER BY clause: Syntax: WebFeb 16, 2024 · SQL concatenation is the process of combining two or more character strings, columns, or expressions into a single string. For example, the concatenation of … dan forrest o come all ye faithful
How to Remove Duplicate Records in SQL - Database Star
WebFeb 22, 2024 · Steps to ORDER BY Multiple Columns in SQL For applying for the ORDER BY clause to multiple column order, add the name of the column by which you want to order records first. The column that is entered in the first place will get sorted likewise. Step - 1 : Create a Simple Database and Table First, you must create a new SQL database. WebSELECT first_name, last_name FROM sales.customers ORDER BY 1 , 2 ; Code language: SQL (Structured Query Language) (sql) In this example, 1 means the first_name column, and 2 … WebApr 4, 2024 · Syntax: SELECT column1, column2, column3 FROM table_name ORDER BY column_name ASC/DESC; Columns 1, 2, and 3 are the columns we wish to extract from … dan forrest my jesus i love thee