Time Interval Related Functions : Introduction « Date Timestamp Functions « Oracle PL/SQL Tutorial

Oracle PL/SQL Tutorial

1.	Introduction
2.	Query Select
3.	Set
4.	Insert Update Delete
5.	Sequences
6.	Table
7.	Table Joins
8.	View
9.	Index
10.	SQL Data Types
11.	Character String Functions
12.	Aggregate Functions
13.	Date Timestamp Functions
14.	Numerical Math Functions
15.	Conversion Functions
16.	Analytical Functions
17.	Miscellaneous Functions
18.	Regular Expressions Functions
19.	Statistical Functions
20.	Linear Regression Functions
21.	PL SQL Data Types
22.	PL SQL Statements
23.	PL SQL Operators
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29.	SQL PLUS Session Environment
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Oracle PL/SQL Tutorial » Date Timestamp Functions » Introduction

13. 1. 3. Time Interval Related Functions

Function	Description
NUMTODSINTERVAL(x, interval_unit)	Converts the number x to an INTERVAL DAY TO SECOND with the interval for x supplied in interval_unit, which you may set to DAY, HOUR, MINUTE, or SECOND.
NUMTOYMINTERVAL(x, interval_unit)	Converts the number x to an INTERVAL YEAR TO MONTH with the interval for x supplied in interval_unit, which you may set to YEAR or MONTH.
TO_DSINTERVAL(x)	Converts the string x to an INTERVAL DAY TO SECOND.
TO_YMINTERVAL(x)	Converts the string x to an INTERVAL YEAR TO MONTH.

13. 1. Introduction
	13. 1. 1.	Using Datetime Functions
	13. 1. 2.	Timestamp-Related Functions
	13. 1. 3.	Time Interval Related Functions
	13. 1. 4.	Date Functions
	13. 1. 5.	LAST_DAY, TO_CHAR, TO_DATE
	13. 1. 6.	select date '1954-08-11' + 10000 as 10,000 days
	13. 1. 7.	Differences Between Dates

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