Question: Columnar operations are operations that work on columns (fields) or between columns (between fields). The two primary columnar operations are ________ and _________. a. concatenation

Columnar operations are operations that work on columns (fields) or between columns (between fields). The two primary columnar operations are ________ and _________.

a. concatenation and arithmetic

b. built-in and concatenation

c. concatenation and aggregation

d. arithmetic and aggregation

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