Examples of com.salesforce.hbase.index.covered.example.CoveredColumn

Package com.salesforce.hbase.index.covered.example

Examples of com.salesforce.hbase.index.covered.example.CoveredColumn

com.salesforce.hbase.index.covered.example.CoveredColumn
A single Column (either a Column Family or a full Family:Qualifier pair) in a {@link ColumnGroup}. If no column qualifier is specified (null), matches all known qualifiers of the family.

    
    //setup basic indexing for the table
    // enable indexing to a non-existant index table
    byte[] family = new byte[] { 'a' };
    ColumnGroup fam1 = new ColumnGroup(INDEX_TABLE_NAME);
    fam1.add(new CoveredColumn(family, CoveredColumn.ALL_QUALIFIERS));
    CoveredColumnIndexSpecifierBuilder builder = new CoveredColumnIndexSpecifierBuilder();
    builder.addIndexGroup(fam1);
    builder.build(htd);


    // create the region + its WAL

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    byte[] family = Bytes.toBytes("family");
    byte[] qual = Bytes.toBytes("qualifier");
    byte[] nonIndexedFamily = Bytes.toBytes("nonIndexedFamily");
    String indexedTableName = getIndexTableName();
    ColumnGroup columns = new ColumnGroup(indexedTableName);
    columns.add(new CoveredColumn(family, qual));
    CoveredColumnIndexSpecifierBuilder builder = new CoveredColumnIndexSpecifierBuilder();
    builder.addIndexGroup(columns);


    // create the primary table w/ indexing enabled
    HTableDescriptor primaryTable = new HTableDescriptor(testTable.getTableName());

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    desc.addFamily(new HColumnDescriptor(family));


    // enable indexing to a non-existant index table
    String indexTableName = "INDEX_TABLE";
    ColumnGroup fam1 = new ColumnGroup(indexTableName);
    fam1.add(new CoveredColumn(family, CoveredColumn.ALL_QUALIFIERS));
    CoveredColumnIndexSpecifierBuilder builder = new CoveredColumnIndexSpecifierBuilder();
    builder.addIndexGroup(fam1);
    builder.build(desc);


    // get a reference to the regionserver, so we can ensure it aborts

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Related Classes of com.salesforce.hbase.index.covered.example.CoveredColumn

com.salesforce.hbase.index.TestFailForUnsupportedHBaseVersions

com.salesforce.hbase.index.write.TestWALRecoveryCaching

org.apache.hadoop.hbase.regionserver.wal.TestWALReplayWithIndexWritesAndCompressedWAL

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