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How do I reverse the order of data in SQL?

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How do I reverse the order of data in SQL?

The ORDER BY statement in SQL is used to sort the fetched data in either ascending or descending according to one or more columns.

  1. By default ORDER BY sorts the data in ascending order.
  2. We can use the keyword DESC to sort the data in descending order and the keyword ASC to sort in ascending order.

How do I sort by alphabetical order in MySQL?

Introduction to the MySQL ORDER BY clause The ASC stands for ascending and the DESC stands for descending. You use ASC to sort the result set in ascending order and DESC to sort the result set in descending order respectively.

How do I reverse a string in MySQL?

MySQL: REVERSE Function

  1. Description. The MySQL REVERSE function returns a string with the characters in reverse order.
  2. Syntax. The syntax for the REVERSE function in MySQL is: REVERSE( string )
  3. Note. The REVERSE function is safe to use with multi-bytes.
  4. Applies To.
  5. Example.

What is ORDER BY clause in MySQL?

The MySQL ORDER BY clause is used to sort the query result sets in either ascending or descending order. “[ASC | DESC]” is the keyword used to sort result sets in either ascending or descending order. Note ASC is used as the default.

How do I reverse a column in SQL?

Examples

  1. SELECT FirstName, REVERSE(FirstName) AS Reverse FROM Person.Person WHERE BusinessEntityID < 5 ORDER BY FirstName; GO.
  2. DECLARE @myvar VARCHAR(10); SET @myvar = ‘sdrawkcaB’; SELECT REVERSE(@myvar) AS Reversed ; GO.
  3. SELECT REVERSE(1234) AS Reversed ; GO.
  4. SELECT name, REVERSE(name) FROM sys.databases; GO.

Is alphabetical order ascending or descending?

Ascending order means the smallest or first or earliest in the order will appear at the top of the list: For numbers or amounts, the sort is smallest to largest. Lower numbers or amounts will be at the top of the list. For letters/words, the sort is alphabetical from A to Z.

How do I arrange in alphabetical order in SQL?

If you want to sort based on two columns, separate them by commas. For example, ORDER BY LAST_NAME ASC, FIRST_NAME DESC; would display results sorted alphabetically by last name. If the same LAST_NAME matches multiple FIRST_NAME entries, the results of FIRST_NAME will also display in descending order.

What is reverse function in MySQL?

MySQL REVERSE() Function The REVERSE() function reverses a string and returns the result.

How do I reverse a string in SQLite?

Using a common table expression it is possible to reverse a string in SQLite. WITH reverse(i, c) AS ( values(-1, ”) UNION ALL SELECT i-1, substr(‘dlrow olleh’, i, 1) AS r FROM reverse WHERE r!= ” ) SELECT group_concat(c, ”) AS reversed FROM reverse; Returns hello world .

What does order by 1 do in SQL?

SQL Server allows you to sort the result set based on the ordinal positions of columns that appear in the select list. In this example, 1 means the first_name column and 2 means the last_name column.

How do you use group by and order by together?

When combining the Group By and Order By clauses, it is important to bear in mind that, in terms of placement within a SELECT statement:

  1. The GROUP BY clause is placed after the WHERE clause.
  2. The GROUP BY clause is placed before the ORDER BY clause.

How can I reverse a string in SQL Server without reverse function?

Reverse String In SQL Server Without REVERSE Function

  1. CREATE function StringReverse(@inputstring varchar(max))
  2. returns varchar(max)
  3. AS.
  4. BEGIN.
  5. DECLARE @i int,
  6. @Result varchar(max)
  7. SET @Result=”
  8. SET @i = 1.

How do I reverse the Order of a SQL query?

We can reverse the order by specifying in our sql command to change the order to Descending that is from Z to A. We have to add desc to the ORDER BY clause. Here is the command to do that

How to sort the result set as a whole in MySQL?

Sort the column by the order in which colors occur in the rainbow. 35. 36. 37. 38. 39. To sort the result set as a whole, add an ORDER BY clause after the final SELECT statement.

How to reverse the Order of the records returned by order?

Here the records are returned in the order by class from A to Z . We can reverse the order by specifying in our sql command to change the order to Descending that is from Z to A. We have to add desc to the ORDER BY clause.

How to use the substrings for sorting in MySQL?

To use the substrings for sorting, use the appropriate expressions in the ORDER BY clause. 30. 31. 32. 33. 34. Sort the column by the order in which colors occur in the rainbow.

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