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

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

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

org.apache.hadoop.hbase.client.Delete.deleteFamily()
Delete all versions of all columns of the specified family.
Overrides previous calls to deleteColumn and deleteColumns for the specified family. @param family family name @return this for invocation chaining


        for (Mutation m : mutations) {
          byte[][] famAndQf = KeyValue.parseColumn(m.column);
          if (m.isDelete) {
            if (famAndQf[1].length == 0)
              delete.deleteFamily(famAndQf[0], timestamp);
            else
              delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
          } else {
            put.add(famAndQf[0], famAndQf[1], m.value);
          }

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        for (Mutation m : mutations) {
          byte[][] famAndQf = KeyValue.parseColumn(m.column);
          if (m.isDelete) {
            // no qualifier, family only.
            if (famAndQf[1].length == 0)
              delete.deleteFamily(famAndQf[0], timestamp);
            else
              delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
          } else {
            put.add(famAndQf[0], famAndQf[1], m.value);
          }

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    // should result in a compacted store file that has no references to the
    // deleted row.
    LOG.debug("Adding deletes to memstore and flushing");
    Delete delete = new Delete(secondRowBytes, System.currentTimeMillis());
    byte [][] famAndQf = {COLUMN_FAMILY, null};
    delete.deleteFamily(famAndQf[0]);
    r.delete(delete);


    // Assert deleted.
    result = r.get(new Get(secondRowBytes).addFamily(COLUMN_FAMILY_TEXT).setMaxVersions(100));
    assertTrue("Second row should have been deleted", result.isEmpty());

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  }


  @Test
  public void testMinorCompactionWithDeleteColumnFamily() throws Exception {
    Delete deleteCF = new Delete(secondRowBytes);
    deleteCF.deleteFamily(fam2);
    testMinorCompactionWithDelete(deleteCF);
  }


  @Test
  public void testMinorCompactionWithDeleteVersion1() throws Exception {

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      // Delete all Store information once done using
      for (int i = 0; i < compactionThreshold; i++) {
        Delete delete = new Delete(Bytes.add(STARTROW, Bytes.toBytes(i)));
        byte [][] famAndQf = {COLUMN_FAMILY, null};
        delete.deleteFamily(famAndQf[0]);
        r.delete(delete);
      }
      r.flushcache();


      // Multiple versions allowed for an entry, so the delete isn't enough

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    // delete action
    AccessTestAction deleteAction = new AccessTestAction() {
      @Override
      public Object run() throws Exception {
        Delete d = new Delete(TEST_ROW);
        d.deleteFamily(TEST_FAMILY);
        HTable t = new HTable(conf, TEST_TABLE.getTableName());
        try {
          t.delete(d);
        } finally {
          t.close();

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    // action for checkAndDelete
    AccessTestAction checkAndDeleteAction = new AccessTestAction() {
      @Override
      public Object run() throws Exception {
        Delete d = new Delete(TEST_ROW);
        d.deleteFamily(TEST_FAMILY);
        HTable t = new HTable(conf, TEST_TABLE.getTableName());
        try {
          t.checkAndDelete(TEST_ROW, TEST_FAMILY, TEST_QUALIFIER,
            Bytes.toBytes("test_value"), d);
        } finally {

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    AccessTestAction deleteActionAll = new AccessTestAction() {
      @Override
      public Object run() throws Exception {
        Delete d = new Delete(TEST_ROW);
        d.deleteFamily(family1);
        d.deleteFamily(family2);
        HTable t = new HTable(conf, tableName);
        try {
          t.delete(d);
        } finally {

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    AccessTestAction deleteActionAll = new AccessTestAction() {
      @Override
      public Object run() throws Exception {
        Delete d = new Delete(TEST_ROW);
        d.deleteFamily(family1);
        d.deleteFamily(family2);
        HTable t = new HTable(conf, tableName);
        try {
          t.delete(d);
        } finally {
          t.close();

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    AccessTestAction deleteAction1 = new AccessTestAction() {
      @Override
      public Object run() throws Exception {
        Delete d = new Delete(TEST_ROW);
        d.deleteFamily(family1);
        HTable t = new HTable(conf, tableName);
        try {
          t.delete(d);
        } finally {
          t.close();

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