1. 2021. http://snap.stanford.edu/data/soc-LiveJournal1.html. 2021. http://snap.stanford.edu/data/soc-LiveJournal1.html.
2. 2021. https://spark.apache.org/docs/latest/structured-streaming-programming-guide.html. 2021. https://spark.apache.org/docs/latest/structured-streaming-programming-guide.html.
3. 2021. https://www.mongodb.com/. 2021. https://www.mongodb.com/.
4. 2021. http://cassandra.apache.org/. 2021. http://cassandra.apache.org/.
5. 2021. https://www.aerospike.com/. 2021. https://www.aerospike.com/.