Scenario
Data is stored in a database, sometimes in massive volumes. You may only need to process a tiny subset of the data. Instead of processing the entire database table, collect a small subset of the data only, based on a variable value.
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Data is stored in a database, sometimes in massive volumes. You may only need to process a tiny subset of the data. Instead of processing the entire database table, collect a small subset of the data only, based on a variable value.
...