316 | Big Data Simplied
+ “ ms”);
} else {
exception.printStackTrace();
}
}
}
==================================================================
12.4.5 Data Streamed After 2 Minutes Containing the New Data
12.4.6 New Data Got Entered in Cassandra
Summary
• The case study deals with near real-time
(NRT) analytics on transaction data from
retail domain.
• Retail means the sale of goods and / or ser-
vices to consumers. There are three major
elements in a retail business and they are
listed below.
• The seller or retailer.
• The buyer or the customer or consumer.
• The transaction data which records
important details about the exchange
of goods and / or service between the
buyer and the seller.
M12 Big Data Simplified XXXX 01.indd 316 5/13/2019 10:02:14 PM
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