Math calculation in select statement : Select clause « Query Select « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » Query Select » Select clause

2. 2. 13. Math calculation in select statement


SQL>

SQL>

SQL>

SQL> SELECT 2 + 3 * 4   AS "2+3*4",

  2         (2 + 3) * 4 AS "(2+3)*4",

  3         6 / 2 * 3   AS "6/2*3",

  4         6 / (2 * 3) AS "6/(2*3)" from dual;



     2+3*4    (2+3)*4      6/2*3    6/(2*3)

---------- ---------- ---------- ----------

        14         20          9          1

2. 2. Select clause
	2. 2. 1.	Performing Single Table SELECT Statements
	2. 2. 2.	Select employee first and last and sort by last name
	2. 2. 3.	List single column from a table
	2. 2. 4.	Use as to specify the alias name
	2. 2. 5.	Use function in select clause
	2. 2. 6.	Use more than one aggregate functions in a select statement
	2. 2. 7.	where clause
	2. 2. 8.	Compare with number
	2. 2. 9.	Concatenate string
	2. 2. 10.	Select from a Subquery
	2. 2. 11.	Select constant as a column
	2. 2. 12.	Negate a column value
	2. 2. 13.	Math calculation in select statement
	2. 2. 14.	Search for String Across Columns
	2. 2. 15.	Don't Perform the Same Calculation Over and Over
	2. 2. 16.	NO_INDEX function in select statement

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