Examples of org.apache.hadoop.hbase.client.Get.addColumn()

Class org.apache.hadoop.hbase.client.Get

Examples of org.apache.hadoop.hbase.client.Get.addColumn()

org.apache.hadoop.hbase.client.Get.addColumn()
Get the column from the specific family with the specified qualifier.
Overrides previous calls to addFamily for this family. @param family family name @param qualifier column qualifier @return the Get objec

    this.opMetrics.setWriteRequestCountMetrics(this.writeRequestsCount.get());
    try {
      RowLock lock = isPut ? ((Put)w).getRowLock() : ((Delete)w).getRowLock();
      Get get = new Get(row, lock);
      checkFamily(family);
      get.addColumn(family, qualifier);


      // Lock row
      Integer lid = getLock(lockId, get.getRow(), true);
      // wait for all previous transactions to complete (with lock held)
      mvcc.completeMemstoreInsert(mvcc.beginMemstoreInsert());

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          List<KeyValue> kvs = new ArrayList<KeyValue>(family.getValue().size());


          // Get previous values for all columns in this family
          Get get = new Get(row);
          for (KeyValue kv : family.getValue()) {
            get.addColumn(family.getKey(), kv.getQualifier());
          }
          List<KeyValue> results = get(get, false);


          // Iterate the input columns and update existing values if they were
          // found, otherwise add new column initialized to the append value

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          List<KeyValue> kvs = new ArrayList<KeyValue>(family.getValue().size());


          // Get previous values for all columns in this family
          Get get = new Get(row);
          for (Map.Entry<byte [], Long> column : family.getValue().entrySet()) {
            get.addColumn(family.getKey(), column.getKey());
          }
          get.setTimeRange(tr.getMin(), tr.getMax());
          List<KeyValue> results = get(get, false);


          // Iterate the input columns and update existing values if they were

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    User user = User.createUserForTesting(TEST_UTIL.getConfiguration(), "user", new String[0]);


    PrivilegedExceptionAction getQualifierAction = new PrivilegedExceptionAction() {
      public Object run() throws Exception {
        Get g = new Get(Bytes.toBytes("random_row"));
        g.addColumn(family1, qualifier);
        HTable t = new HTable(conf, tableName);
        try {
          t.get(g);
        } finally {
          t.close();

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          }
          count = kvCount.get(qual);


          Get get = new Get(kv.getRow());
          get.setMaxVersions(count);
          get.addColumn(family, qual);


          List<KeyValue> result = get(get, false);


          if (result.size() < count) {
            // Nothing to delete

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    this.writeRequestsCount.increment();
    try {
      RowLock lock = isPut ? ((Put)w).getRowLock() : ((Delete)w).getRowLock();
      Get get = new Get(row, lock);
      checkFamily(family);
      get.addColumn(family, qualifier);


      // Lock row
      Integer lid = getLock(lockId, get.getRow(), true);
      List<KeyValue> result = new ArrayList<KeyValue>();
      try {

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          List<KeyValue> kvs = new ArrayList<KeyValue>(family.getValue().size());


          // Get previous values for all columns in this family
          Get get = new Get(row);
          for (KeyValue kv : family.getValue()) {
            get.addColumn(family.getKey(), kv.getQualifier());
          }
          List<KeyValue> results = get(get, false);


          // Iterate the input columns and update existing values if they were
          // found, otherwise add new column initialized to the append value

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          List<KeyValue> kvs = new ArrayList<KeyValue>(family.getValue().size());


          // Get previous values for all columns in this family
          Get get = new Get(row);
          for (Map.Entry<byte [], Long> column : family.getValue().entrySet()) {
            get.addColumn(family.getKey(), column.getKey());
          }
          get.setTimeRange(tr.getMin(), tr.getMax());
          List<KeyValue> results = get(get, false);


          // Iterate the input columns and update existing values if they were

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      try {
        Store store = stores.get(family);


        // Get the old value:
        Get get = new Get(row);
        get.addColumn(family, qualifier);


        // we don't want to invoke coprocessor in this case; ICV is wrapped
        // in HRegionServer, so we leave getLastIncrement alone
        List<KeyValue> results = get(get, false);

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    boolean res = region.checkAndPut(row1, fam1, qf1, val1, put, lockId, true);
    assertEquals(true, res);
    store.memstore.kvset.size();
    
    Get get = new Get(row1);
    get.addColumn(fam2, qf1);
    KeyValue [] actual = region.get(get, null).raw();
    
    KeyValue [] expected = {kv};
    
    assertEquals(expected.length, actual.length);

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