fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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43 lines
1.5 KiB
43 lines
1.5 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#pragma once
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#include <cstddef>
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#include <cstdint>
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#include <string>
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#include "rocksdb/rocksdb_namespace.h"
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namespace ROCKSDB_NAMESPACE {
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class ObjectLibrary;
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namespace cassandra {
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struct CassandraOptions {
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static const char* kName() { return "CassandraOptions"; }
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CassandraOptions(int32_t _gc_grace_period_in_seconds, size_t _operands_limit,
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bool _purge_ttl_on_expiration = false)
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: operands_limit(_operands_limit),
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gc_grace_period_in_seconds(_gc_grace_period_in_seconds),
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purge_ttl_on_expiration(_purge_ttl_on_expiration) {}
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// Limit on the number of merge operands.
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size_t operands_limit;
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// How long (in seconds) tombstoned data remains before it is purged
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int32_t gc_grace_period_in_seconds;
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// If is set to true, expired data will be directly purged.
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// Otherwise expired data will be converted tombstones first,
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// then be eventually removed after gc grace period. This value should
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// only true if all writes have same ttl setting, otherwise it could bring old
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// data back.
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bool purge_ttl_on_expiration;
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};
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#ifndef ROCKSDB_LITE
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extern "C" {
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int RegisterCassandraObjects(ObjectLibrary& library, const std::string& arg);
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} // extern "C"
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#endif // ROCKSDB_LITE
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} // namespace cassandra
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} // namespace ROCKSDB_NAMESPACE
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