Examples of org.apache.hadoop.hbase.client.Delete.deleteColumns()

Class org.apache.hadoop.hbase.client.Delete

Examples of org.apache.hadoop.hbase.client.Delete.deleteColumns()

org.apache.hadoop.hbase.client.Delete.deleteColumns()
Delete all versions of the specified column. @param family family name @param qualifier column qualifier @return this for invocation chaining

      put.add(fam, serverinfo, Bytes.toBytes("ip_address"));
      region.put(put);


      // ok now delete a split:
      Delete delete = new Delete(row);
      delete.deleteColumns(fam, splitA);
      region.delete(delete);


      // assert some things:
      Get get = new Get(row).addColumn(fam, serverinfo);
      Result result = region.get(get);

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  }


  @Test
  public void testDeleteColumns_PostInsert() throws IOException, InterruptedException {
    Delete delete = new Delete(row);
    delete.deleteColumns(fam1, qual1);
    doTestDelete_AndPostInsert(delete);
  }


  @Test
  public void testDeleteFamily_PostInsert() throws IOException, InterruptedException {

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        addAttributes(delete, attributes);
        byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
        if (famAndQf.length == 1) {
          delete.deleteFamily(famAndQf[0], timestamp);
        } else {
          delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
        }
        table.delete(delete);


      } catch (IOException e) {
        LOG.warn(e.getMessage(), e);

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          byte[][] famAndQf = KeyValue.parseColumn(getBytes(m.column));
          if (m.isDelete) {
            if (famAndQf.length == 1) {
              delete.deleteFamily(famAndQf[0], timestamp);
            } else {
              delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
            }
            delete.setDurability(m.writeToWAL ? Durability.SYNC_WAL
                : Durability.SKIP_WAL);
          } else {
            if(famAndQf.length == 1) {

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          if (m.isDelete) {
            // no qualifier, family only.
            if (famAndQf.length == 1) {
              delete.deleteFamily(famAndQf[0], timestamp);
            } else {
              delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
            }
            delete.setDurability(m.writeToWAL ? Durability.SYNC_WAL
                : Durability.SKIP_WAL);
          } else {
            if (famAndQf.length == 1) {

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  @Test
  public void testMinorCompactionWithDeleteColumn1() throws Exception {
    Delete dc = new Delete(secondRowBytes);
    /* delete all timestamps in the column */
    dc.deleteColumns(fam2, col2);
    testMinorCompactionWithDelete(dc);
  }


  @Test
  public void testMinorCompactionWithDeleteColumn2() throws Exception {

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  }


  @Test
  public void testMinorCompactionWithDeleteVersion1() throws Exception {
    Delete deleteVersion = new Delete(secondRowBytes);
    deleteVersion.deleteColumns(fam2, col2, 2);
    /* compactionThreshold is 3. The table has 4 versions: 0, 1, 2, and 3.
     * We delete versions 0 ... 2. So, we still have one remaining.
     */
    testMinorCompactionWithDelete(deleteVersion, 1);
  }

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      for (TColumn column : in.getColumns()) {
        if (column.isSetQualifier()) {
          if (column.isSetTimestamp()) {
            if (in.isSetDeleteType() &&
                in.getDeleteType().equals(TDeleteType.DELETE_COLUMNS))
              out.deleteColumns(column.getFamily(), column.getQualifier(), column.getTimestamp());
            else
              out.deleteColumn(column.getFamily(), column.getQualifier(), column.getTimestamp());
          } else {
            if (in.isSetDeleteType() &&
                in.getDeleteType().equals(TDeleteType.DELETE_COLUMNS))

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            else
              out.deleteColumn(column.getFamily(), column.getQualifier(), column.getTimestamp());
          } else {
            if (in.isSetDeleteType() &&
                in.getDeleteType().equals(TDeleteType.DELETE_COLUMNS))
              out.deleteColumns(column.getFamily(), column.getQualifier());
            else
              out.deleteColumn(column.getFamily(), column.getQualifier());
          }


        } else {

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    }


    // Delete the second qualifier from all rows and families
    for(byte [] ROW : ROWS_ONE) {
      Delete d = new Delete(ROW);
      d.deleteColumns(FAMILIES[0], QUALIFIERS_ONE[1]);
      d.deleteColumns(FAMILIES[1], QUALIFIERS_ONE[1]);
      this.region.delete(d);
    }
    for(byte [] ROW : ROWS_TWO) {
      Delete d = new Delete(ROW);

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