id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-3940	Liu, Q.A.	A Design of ETL for the Construction of Traffic Network Based on Big Data	2016	6	.pdf	application/pdf	2750	139	58	Computer Science, 38(4): 15-20 Zhang N., Jia Z.Y., Shi Z.Z., 2002, Research on ETL technology in data warehouse[J], Computer Engineering and Applications, 24:213-216 Zhang R., 2010, An overview of ETL data extraction [J]. Traffic data includes data base, picture, video, text and other structured data, unstructured data and semi-structured data and so on.	cache/cet-3940.pdf	txt/cet-3940.txt