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Add previously unsupported leveldb properties #3

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Merged
ls4154 merged 2 commits into from
Aug 9, 2022
Merged

Add previously unsupported leveldb properties #3

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e290ad9
add previously unsupported level properties
min-guk Aug 9, 2022
84810fb
Update leveldb_db.cc
min-guk Aug 9, 2022
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2 changes: 2 additions & 0 deletions leveldb/leveldb.properties
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Original file line number Diff line number Diff line change
Expand Up @@ -8,3 +8,5 @@ leveldb.max_open_files=1000
leveldb.compression=snappy
leveldb.cache_size=134217728
leveldb.filter_bits=10
leveldb.block_size=4096
leveldb.block_restart_interval=16
16 changes: 16 additions & 0 deletions leveldb/leveldb_db.cc
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Expand Up @@ -41,6 +41,12 @@ namespace {

const std::string PROP_FILTER_BITS = "leveldb.filter_bits";
const std::string PROP_FILTER_BITS_DEFAULT = "0";

const std::string PROP_BLOCK_SIZE = "leveldb.block_size";
const std::string PROP_BLOCK_SIZE_DEFAULT = "0";

const std::string PROP_BLOCK_RESTART_INTERVAL = "leveldb.block_restart_interval";
const std::string PROP_BLOCK_RESTART_INTERVAL_DEFAULT = "0";
} // anonymous

namespace ycsbc {
Expand Down Expand Up @@ -152,6 +158,16 @@ void LeveldbDB::GetOptions(const utils::Properties &props, leveldb::Options *opt
if (filter_bits > 0) {
opt->filter_policy = leveldb::NewBloomFilterPolicy(filter_bits);
}
int block_size = std::stoi(props.GetProperty(PROP_BLOCK_SIZE,
PROP_BLOCK_SIZE_DEFAULT));
if (block_size > 0) {
opt->block_size = block_size;
}
int block_restart_interval = std::stoi(props.GetProperty(PROP_BLOCK_RESTART_INTERVAL,
PROP_BLOCK_RESTART_INTERVAL_DEFAULT));
if (block_restart_interval > 0) {
opt->block_restart_interval = block_restart_interval;
}
}

void LeveldbDB::SerializeRow(const std::vector<Field> &values, std::string *data) {
Expand Down