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[HBASE-6162] Move KeyValue to hbase-common module - HBase - [issue]
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...pull KeyValue up to hbase-common moduleThis is part of the modularization strategy in HBASE-5977, and is specifically necessary to modularize HBASE-4676.also brings these classes to hbase-co...
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http://issues.apache.org/jira/browse/HBASE-6162
Author: Matt Corgan,
2012-06-18, 21:18
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[HBASE-6093] Flatten timestamps during flush and compaction - HBase - [issue]
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...Many applications run with maxVersions=1 and do not care about timestamps, or they will specify one timestamp per row as a normal KeyValue rather than per-cell.Then, DataBlockEncoders like t...
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http://issues.apache.org/jira/browse/HBASE-6093
Author: Matt Corgan,
2012-05-29, 23:51
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Re: Disable timestamp in HBase Table a.k.a Disable Versioning in HBase Table - HBase - [mail # user]
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...i couldn't get it finished in time for 0.94, but i think it's very likely to be in 0.96, possibly with a backport to .94. Scan speed should improve if i have time to optimize the cell ...
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Author: Matt Corgan,
2012-05-29, 23:46
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Re: Regarding memstoreTS in bulkloaded HFiles - HBase - [mail # dev]
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...Hi Anoop, I'm working on the Trie encoding you mentioned. Just to confirm - it does support encoding the memstore timestamp, and in the case that they are all 0, it will not take...
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Author: Matt Corgan,
2012-05-29, 20:27
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Re: Planning to commit HBASE-6050 and HBASE-6070 - HBase - [mail # dev]
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...The patch applied for me, and everything is looking good except I'm getting errors on the Unsafe like the following in eclipse. I have a 1.7 jdk, and get the same error when setting ja...
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Author: Matt Corgan,
2012-05-26, 06:34
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Re: Disable timestamp in HBase Table a.k.a Disable Versioning in HBase Table - HBase - [mail # user]
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...Hi Anil, I created HBASE-6093 with an idea that could solve this problem. It could be a simple implementation for simple workloads, but gets harder to support for tables with TTL...
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Author: Matt Corgan,
2012-05-25, 06:22
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Re: modularizing trunk - HBase - [mail # dev]
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...Sorry about that - my intention was not to decide all future module names, just to avoid having both core and common and to illustrate how we were heading that direction. On Wed, May ...
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Author: Matt Corgan,
2012-05-09, 20:34
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Re: modularizing trunk - HBase - [mail # dev]
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...I talked briefly with Jesse about this before, but thought it was worth bringing up one more time. I'm worried that the name hbase-core is a bad choice for this first module that conta...
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Author: Matt Corgan,
2012-05-09, 18:18
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[HBASE-5720] HFileDataBlockEncoderImpl uses wrong header size when reading HFiles with no checksums - HBase - [issue]
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...When reading a .92 HFile without checksums, encoding it, and storing in the block cache, the HFileDataBlockEncoderImpl always allocates a dummy header appropriate for checksums even though t...
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http://issues.apache.org/jira/browse/HBASE-5720
Author: Matt Corgan,
2012-04-13, 18:32
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Re: keyvalue cache - HBase - [mail # dev]
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...random afterthought: a delete-row command could cause problems for a simple HashSet style cache, so you would need a sorted implementation or a more elaborate nested structure. On Wed...
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Author: Matt Corgan,
2012-04-06, 23:27
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