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ARROW-12420: [C++/Dataset] Reading null columns as dictionary not longer possible#10093

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kszucs wants to merge 2 commits intoapache:masterapache/arrow:masterfrom

kszucs:ARROW-12420kszucs/arrow:ARROW-12420Copy head branch name to clipboard

Conversation Commits2 (2)Checks Files changed

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ARROW-12420: [C++/Dataset] Reading null columns as dictionary not longer possible#10093
kszucs wants to merge 2 commits intoapache:masterfrom
kszucs:ARROW-12420

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Commits on Apr 18, 2021

ARROW-12420: [C++/Dataset] Reading null columns as dictionary not longer possible
kszucs
committed
Don't preallocate dictionary types
kszucs
committed

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