HBase Workshop in Tokyo #001
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HBase Workshop in Tokyo #001

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Presentation for HBase Workshop in Tokyo #001

Presentation for HBase Workshop in Tokyo #001
May 20th, 2011

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HBase Workshop in Tokyo #001 HBase Workshop in Tokyo #001 Presentation Transcript

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  • [ ] MediaWiki MySQL 0.. 1 1 0.. http://www.mediawiki.org/wiki/Manual:Database_layout/ja 392011 5 22
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  • [ ]    // === ===    // put   Put putA = new Put( A );   putA.set( A );   Put putB = new Put( B );   putB.set( B );   Put putC = new Put( C );   putC.set( C ); 512011 5 22
  • [ ]   // === ===   // B C RowLog   // A RowLog   RowLogMessage walB =           wal.putMessage(rowA, Bytes.toBytes(" B"), putB, putA)   RowLogMessage walC =           wal.putMessage(rowA, Bytes.toBytes(" C"), putC, putA) 522011 5 22
  • [ ]    // === ===    // A    // A    //    //    boolean tableA_updated = A.checkAndPut( putA);    boolean tableB_updated = false;    boolean tableC_updated = false; 532011 5 22
  • [ ]    // === ===    // B C    if (tableA_updated) {        tableB_updated = wal.processMessage(walB);        tableC_updated = wal.processMessage(walC);    } 542011 5 22
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  • [ ] Yahoo! Cloud Serving Benchmark Report v4.4 http://research.yahoo.com/node/3202 572011 5 22
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