lidavidm closed issue #721: Allow using 1GB+ data buffers in variable width
vectors
URL: https://github.com/apache/arrow-java/issues/721
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gszadovszky opened a new issue, #721:
URL: https://github.com/apache/arrow-java/issues/721
### Describe the enhancement requested
In `BaseVariableWidthVector` the reallocation logic of the data buffer is to
always use the "next power of 2" size instead of the actual desired size (see
