Retrieve Datastream Web Services Historical Data
This example shows how to retrieve historical data from Datastream™ Web Services from Refinitiv™. You must have Datastream Web Services credentials. For credentials, contact Datastream Web Services from Refinitiv.
Create Datastream Web Services Connection
Create a Datastream Web Services connection using your user name and password.
c is the datastreamws connection object.
username = 'ABCDEF'; password = 'abcdef12345'; c = datastreamws(username,password);
Retrieve Monthly Historical Data
Adjust the display format to display currency.
format bankRetrieve and display historical end-of-day price data from January 1, 2017, through
December 31, 2017. Specify the VOD security and these fields:
Opening price
High price
Last closing price
Specify a monthly period. d is a timetable with the date
in the first variable and the fields in the subsequent variables.
sec = "VOD"; fields = ["PO";"PH";"P"]; startdate = datetime('01-01-2017','InputFormat','MM-dd-yyyy'); enddate = datetime('12-31-2017','InputFormat','MM-dd-yyyy'); period = 'M'; d = history(c,sec,fields,startdate,enddate,period)
d =
12×3 timetable
Time PO PH P
____________________ ______ ______ ______
01-Jan-2017 00:00:00 NaN NaN 199.85
01-Feb-2017 00:00:00 196.85 197.25 193.00
01-Mar-2017 00:00:00 201.80 202.55 202.55
01-Apr-2017 00:00:00 209.00 209.10 206.65
01-May-2017 00:00:00 NaN NaN 199.05
01-Jun-2017 00:00:00 231.65 233.90 229.40
01-Jul-2017 00:00:00 217.65 219.20 218.70
01-Aug-2017 00:00:00 223.15 223.60 221.65
01-Sep-2017 00:00:00 221.25 221.95 219.50
01-Oct-2017 00:00:00 209.35 211.60 210.50
01-Nov-2017 00:00:00 217.00 222.30 218.95
01-Dec-2017 00:00:00 224.15 230.65 224.00Retrieve Quarterly Historical Data
Retrieve and display historical end-of-day price data from January 1, 2017, through
December 31, 2017. Specify the VOD security and these fields:
Opening price
High price
Last closing price
Specify a quarterly period. d is a timetable with the
date in the first variable and the fields in the subsequent variables.
sec = "VOD"; fields = ["PO";"PH";"P"]; startdate = datetime('01-01-2017','InputFormat','MM-dd-yyyy'); enddate = datetime('12-31-2017','InputFormat','MM-dd-yyyy'); period = 'Q'; d = history(c,sec,fields,startdate,enddate,period)
d =
4×3 timetable
Time PO PH P
____________________ ______ ______ ______
01-Jan-2017 00:00:00 NaN NaN 199.85
01-Apr-2017 00:00:00 209.00 209.10 206.65
01-Jul-2017 00:00:00 217.65 219.20 218.70
01-Oct-2017 00:00:00 209.35 211.60 210.50Use the monthly and quarterly prices for each field to make investment decisions for
the VOD security.