Question: Not all attributes are routinely indexed. Why? Select an answer: Indexing would slow down operations. Indexing is only helpful for primary keys. Indexing operations require

Not all attributes are routinely indexed. Why?
Select an answer:
Indexing would slow down operations.
Indexing is only helpful for primary keys.
Indexing operations require substantial coding.
Indexing would require too much storage.
Not all attributes are routinely indexed. Why?

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