The disadvantage here is, that you might loose null-values due to missing keys in your data

... which you didn't mention at all in the root node. Changing the specs on us is not nice :-P Is this example you've shown now representative, or are there other edge cases?

In reply to Re^3: Array of Hashes to Hash of arrays for SQL::Abstract by haukex
in thread Array of Hashes to Hash of arrays for SQL::Abstract by Skeeve

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