Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/src/rocksdb/table/block_based/block_type.h b/src/rocksdb/table/block_based/block_type.h
new file mode 100644
index 000000000..a9d6a1a77
--- /dev/null
+++ b/src/rocksdb/table/block_based/block_type.h
@@ -0,0 +1,34 @@
+//  Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
+//  This source code is licensed under both the GPLv2 (found in the
+//  COPYING file in the root directory) and Apache 2.0 License
+//  (found in the LICENSE.Apache file in the root directory).
+
+#pragma once
+
+#include <cstdint>
+
+#include "rocksdb/rocksdb_namespace.h"
+
+namespace ROCKSDB_NAMESPACE {
+
+// Represents the types of blocks used in the block based table format.
+// See https://github.com/facebook/rocksdb/wiki/Rocksdb-BlockBasedTable-Format
+// for details.
+// For code sanity, BlockType should imply a specific TBlocklike for
+// BlocklikeTraits.
+enum class BlockType : uint8_t {
+  kData,
+  kFilter,  // for second level partitioned filters and full filters
+  kFilterPartitionIndex,  // for top-level index of filter partitions
+  kProperties,
+  kCompressionDictionary,
+  kRangeDeletion,
+  kHashIndexPrefixes,
+  kHashIndexMetadata,
+  kMetaIndex,
+  kIndex,
+  // Note: keep kInvalid the last value when adding new enum values.
+  kInvalid
+};
+
+}  // namespace ROCKSDB_NAMESPACE