In connection-oriented communication, a data stream is the transmission of a sequence of digitally encoded signals to convey information. Typically, the transmitted symbols are grouped into a series of packets. Data streaming has become ubiquitous. Anything transmitted over the Internet is transmitted as a data stream. Using a mobile phone to have a conversation transmits the sound as a data stream.

Formal definition

In a formal way, a data stream is any ordered pair where:

Content

Data Stream contains different sets of data, that depend on the chosen data format.

Usage

There are various areas where data streams are used:

Integration

Core integrations with data streams are:

Data sources visible

In a data stream it is visible what device has been used by the user side – it is visible on user agent: The following information is shared out of used device:

Formats

A data point is a tag that collects information about a certain action, performed by a user on a website. Data points exists in two types, the values of which are used to create appropriate audiences. Those are: Segment is a logical statement, built on specific Data Points using AND, OR or NOT operators. Hybrid data – raw data out of both Data Point and Segment data formats. URLs – is a set of information about a particular URL that has been visited.

GDPR

Information gathered out of websites are based on user behavior. Data providers deliver both personal or non-personal information. There are two types of user data available in data stream: