WebMar 22, 2013 · How to order by an arbitrary condition in SQL. CREATE TABLE Bable ( id int identity primary key, name varchar (20), about varchar (30) ); INSERT INTO Bable (name,about) VALUES ('ООО Name Firm 1','texttexttexttext'), ('ООО Name Firm 2','texttexttexttext'), ('ООО Name Firm 3','texttexttexttext'), ('ООО Name Firm … Webselect col1, col2, col3, col4 from table order by case @parameter when '1' then array [col1,col3,col4] when '2' then array [col1] when '3' then array [col4,col2] end tested in …
PostgreSQL ORDER BY
WebORDER BY clause in SQL helps us to categorize our data in either ascending or descending order, depending on the columns of our tables. ORDER BY is the keyword used in our query to help us sort through the data. By default, a few databases categorize the results returned by the query in ascending order. Web1) Using PostgreSQL ORDER BY clause to sort rows by one column The following query uses the ORDER BY clause to sort customers by their first names in ascending order: SELECT first_name, last_name FROM customer ORDER BY first_name ASC; Code language: SQL (Structured Query Language) (sql) dark outfits for women
Learn the Examples of SQL Logical Operators - EduCBA
WebSep 18, 2015 · New and processing orders should be sorted by created_at ascending order, all other orders sorted by created_at descending order. I tried many different approaches, … WebAug 17, 2024 · In SQL, the CASE statement returns results based on evaluation of certain conditions. It is quite versatile and can be used in different constructs. For instance, you can use it to display values, order sort results, or filter records. It evaluates stated conditions and returns the result for the first statement that evaluates to true. WebJul 8, 2015 · The Oracle CTE solution is: 1 WITH results AS 2 (SELECT 'Debit' AS filter FROM dual 3 UNION ALL 4 SELECT 'Credit' AS filter FROM dual 5 UNION ALL 6 SELECT 'Total' AS filter FROM dual) 7 SELECT filter 8 FROM results 9 ORDER BY 10 CASE 11 WHEN filter = 'Debit' THEN 1 12 WHEN filter = 'Credit' THEN 2 13 WHEN filter = 'Total' THEN 3 14 END; dark outfits female