http://www.techtricky.com/db2-group-by-and-order-by-clauses/ WebJan 29, 2024 · Introduction to SQL ORDER BY. Once you get results you want to sort them using the SQL ORDER BY clause. Use it to specify columns or expressions to sort your results. The general form of the command is: SELECT column1, column2, column3 FROM table1 ORDER BY column1, column4. In order to sort a query’s results use the ORDER BY …
Get the top row after order by in Oracle Subquery
WebFeb 4, 2024 · SELECT {fieldName(s) *} FROM tableName(s) is the statement containing the fields and table(s) from which to get the result set from. [WHERE condition] is optional but … WebThis statement will select the employee_id, dept, name, age, and salary from the employee_info table where the dept equals ‘Sales’ and will list the results in Ascending (default) order based on their Salary. ASC = Ascending Order - default DESC = Descending Order For example: SELECT employee_id, dept, name, age, salary FROM employee_info directv hangs at 85%
SQL ORDER BY - SQL Tutorial
WebOct 15, 2024 · select s.* from students s where s.id = (select s2.id from students s2 where s2.section_id = s.section_id order by s2.age desc, s2.id asc limit 1 ); This is pretty much the simplest way to express the logic. And with an index on students (section, age, id), it should be the most performant as well. Share Improve this answer Follow WebA select_expr can be given an alias using AS alias_name. The alias is used as the expression's column name and can be used in GROUP BY, ORDER BY, or HAVING clauses. For example: SELECT CONCAT (last_name,', ',first_name) AS full_name FROM mytable ORDER BY full_name; The AS keyword is optional when aliasing a select_expr with an … WebHere is the command to display the records in descending order ( from highest to lowest ) based on the mark field. SELECT * FROM `student` ORDER BY mark desc. Here the total mark will be displayed in the order of highest to lowest and class will not be considered. To display the records in order of mark in a class, we have to use to field names ... fossil starfish