PARQUET-4: Use LRU caching for footers in ParquetInputFormat. - #2

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Commits on Jun 19, 2014

Use LRU caching for footers in ParquetInputFormat.
matt-martin
committed
a363622

Commits on Jun 22, 2014

Add javadocs to parquet.hadoop.LruCache. Rename cache "entries" as cache "values" to avoid confusion with java.util.Map.Entry (which contains key value pairs whereas our old "entries" really only …
matt-martin
committed
d946445

Commits on Jun 23, 2014

Be less aggressive about checking whether the underlying file has been appended to/overwritten/deleted in order to minimize the number of namenode interactions.
matt-martin
committed
250a398

Commits on Jun 24, 2014

Minor javadoc and whitespace changes. Also added the FileStatusWrapper class to ParquetInputFormat to make sure that the debugging log statements print out meaningful paths.
matt-martin
committed
99bb5a3