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»Forums Index »Archive (2017 and earlier) »IQFeed Developer Support »Compress DTN Historical ticks data
Author Topic: Compress DTN Historical ticks data (3 messages, Page 1 of 1)

thariman
-Interested User-
Posts: 16
Joined: Jan 23, 2010


Posted: Mar 29, 2011 09:17 PM          Msg. 1 of 3
Hi,

Where can I find the API for compress DTN historical ticks data like what IRT use.
I look at the API documentation but didn't find any.


Thank you

Tony

DTN_Steve_S
-DTN Guru-
Posts: 2096
Joined: Nov 21, 2005


Posted: Mar 30, 2011 08:21 AM          Msg. 2 of 3
Data transfered from the servers to IQConnect is compressed using a standard compression algorithm to save bandwidth. However, IQFeed does not offer any compression algorithm between IQConnect and client applications.

DTN_Jay_Froscheiser
-VP, Product Operations-
Posts: 1746
Joined: May 3, 2004

DTN IQFeed/DTN.IQ/DTN NxCore


Posted: Mar 30, 2011 08:32 AM          Msg. 3 of 3
The InvestorRT Smart Compression is not necessarily "compression", rather an algorithm in which they choose not to store ticks that come in at the same price, size and time. This is internal to InvestorRT. In other words, we send the same data to them as we do any other customer.

Jay Froscheiser
Telvent DTN
 

 

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