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Using your experiences thus far regarding NULL values and aggregation, discuss when it is a good idea to assume there might be NULL data in your...

Using your experiences thus far regarding NULL values and aggregation, discuss when it is a good idea to assume there might be NULL data in your records. Explain why extra coding may be worthwhile. Discuss whether one should only do the extra work involved in this process when there is an issue. Justify your ideas with support from the Topic Materials or relevant industry examples.

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