assertEquals(
          ImmutableMap.of(
              1, ImmutableMap.of('a', "foo", 'b', "bar"), 2, ImmutableMap.of('a', "baz")),
          testInstance.columnMap());
    }
  }

  public void testContains() {
    for (ImmutableTable<Character, Integer, String> testInstance : getTestInstances()) {
      assertTrue(testInstance.contains('a', 1));

      table.put(1, "foo", 'a');
      table.put(1, "bar", 'b');
      table.put(3, "foo", 'c');
      return table.columnMap();
    }

    @Override
    protected Map<String, Map<Integer, Character>> makeEmptyMap() {
      return makeTable().columnMap();
    }
  }

      table.put(1, "foo", 'a');
      table.put(1, "bar", 'b');
      table.put(3, "foo", 'c');
      return table.columnMap();
    }

    @Override
    protected Map<String, Map<Integer, Character>> makeEmptyMap() {
      return makeTable().columnMap();
    }
  }

 * returns a {@link SortedMap}, instead of the {@link Set} and {@link Map} specified by the {@link
 * Table} interface.
 *
 * <p>The views returned by {@link #column}, {@link #columnKeySet()}, and {@link #columnMap()} have
 * iterators that don't support {@code remove()}. Otherwise, all optional operations are supported.
 * Null row keys, columns keys, and values are not supported.
 *

                  }
                }),
            mutex);
      }
    }

    @Override
    public Map<C, Map<R, V>> columnMap() {
      synchronized (mutex) {
        return map(
            transformValues(
                delegate().columnMap(),
                new com.google.common.base.Function<Map<R, V>, Map<R, V>>() {
                  @Override

                  }
                }),
            mutex);
      }
    }

    @Override
    public Map<C, Map<R, V>> columnMap() {
      synchronized (mutex) {
        return map(
            transformValues(
                delegate().columnMap(),
                new com.google.common.base.Function<Map<R, V>, Map<R, V>>() {
                  @Override

- Parquet API supports columnar compression for  using GZIP, Snappy, LZ4. Whole object compression is not supported for Parquet objects.
- Server-side encryption - The Select API supports querying objects that are protected with server-side encryption.

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
message TableOptions {
  // includeObject decides whether to include each object along with its columnar information.
  // Specifying "None" will return no object, specifying "Object" will return the full object contents, and
  // specifying "Metadata" (the default) will return the object's metadata in the PartialObjectMetadata kind