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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc | |
parent | Initial commit. (diff) | |
download | ceph-upstream.tar.xz ceph-upstream.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc')
-rw-r--r-- | src/rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc b/src/rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc new file mode 100644 index 000000000..c97eef41d --- /dev/null +++ b/src/rocksdb/utilities/compaction_filters/remove_emptyvalue_compactionfilter.cc @@ -0,0 +1,29 @@ +// 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). + +#ifndef ROCKSDB_LITE + +#include <string> + +#include "rocksdb/slice.h" +#include "utilities/compaction_filters/remove_emptyvalue_compactionfilter.h" + +namespace ROCKSDB_NAMESPACE { + +const char* RemoveEmptyValueCompactionFilter::Name() const { + return "RemoveEmptyValueCompactionFilter"; +} + +bool RemoveEmptyValueCompactionFilter::Filter(int /*level*/, + const Slice& /*key*/, + const Slice& existing_value, + std::string* /*new_value*/, + bool* /*value_changed*/) const { + // remove kv pairs that have empty values + return existing_value.empty(); +} + +} // namespace ROCKSDB_NAMESPACE +#endif // !ROCKSDB_LITE |