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· 13 min read

In many cases datasets have no constant live. New data points are created, values changed and data expires. We are interested in keeping track of all these changes. This article first presents collecting data utilizing JDBC and deduplication on the fly. Then, a Change Data Capture (CDC) enabled (MS)SQL table will be transferred and historized in the data lake using the Airbyte MS SQL connector supporting CDC. Methods for reducing the computational and storage efforts are mentioned.