haver.fetch - Request data from Haver Analytics database

Syntax

D = fetch(H,S) D = fetch(H,S,Startdate,Enddate) D = fetch(H,S,Startdate,Enddate,P)

Arguments

`H`	Haver Analytics connection object created with the `haver` function.
`S`	Haver Analytics variable.
`Startdate`	MATLAB string or date number indicating the `startdate` from which to retrieve data.
`Enddate`	MATLAB string or date number indicating the `enddate` of the date range.
`P`	A specified period. You can enter the period as: `D` for daily values `W` for weekly values `M` for monthly values `Q` for quarterly values `A` for annual values

Description

fetch returns historical data via a Haver Analytics connection object.

D = fetch(H,S) returns data for the Haver Analytics variable S, using the connection object H.

D = fetch(H,S,Startdate,Enddate) returns data for the Haver Analytics variable S, using the connection object H, between the dates Startdate and Enddate.

D = fetch(H,S,Startdate,Enddate,P) returns data for the Haver Analytics variable S, using the connection object H, between the dates Startdate and Enddate, in time periods specified by P.

Examples

Establish a Connection to a Haver Analytics Database

Connect to the Haver Analytics daily demonstration database haverd.dat:

H = haver('d:\work\haver\data\haverd.dat')

Retrieving Variable Data

Return data for the variable FFED:

D = fetch(H,'FFED')

Retrieving Variable Data for a Specified Date Range

Return data for FFED from 01/01/1997 to 09/01/2007:

D = fetch(H,'FFED','01/01/1997','09/01/2007')

Retrieving Monthly Variable Data for a Specified Date Range

Return data for FFED, converted to monthly values, from 01/01/1997 to 09/01/2007:

D = fetch(H,'FFED','01/01/1997','09/01/2007','M')