Handling data with Cassandra
This scenario applies only to Talend products with Big Data.
This scenario describes a simple Job that reads the employee data from a CSV file, writes the data to a Cassandra keyspace, then extracts the personal information of some employees and displays the information on the console.
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tCassandraConnection: opens a connection to the Cassandra server.
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tFileInputDelimited: reads the input file, defines the data structure and sends it to the next component.
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tCassandraOutput: writes the data it receives from the preceding component into a Cassandra keyspace.
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tCassandraInput: reads the data from the Cassandra keyspace.
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tLogRow: displays the data it receives from the preceding component on the console.
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tCassandraClose: closes the connection to the Cassandra server.