Releases · kkli08/KV-Store

KVDB Version 1.0

Stores key-value pairs and allows retrieval of a value based on its key.

2024-08-28 Support <int_64, int_64>

kvdb::API::Open(string db_name)

Initializes the database system for all database files, including SSTs and other related data.

auto MyDB = new kvdb::API();
MyDB->Open("database name");

kvdb::API::Put(int_64 key, int_64 value)

Put key-value pair into the database.

auto MyDB = new kvdb::API();
long long key = 1, value = 100;
MyDB->Open("database name");
MyDB->Put(key, value);

kvdb::API::Get(int_64)

Return value by the key.

auto MyDB = new kvdb::API();
long long key = 1, value;
MyDB->Open("database name");
MyDB->Put(key, value);
value = MyDB->Get(key);

kvdb::API::Close()

Close the db, move all the data in memory into disk (SSTs).

auto MyDB = new kvdb::API();
MyDB->Open("database name");
MyDB->Close();

kvdb::API::Scan(int_64, int_64)

Retrieves all KV-pairs in a key range in key order (key1 < key2)

auto MyDB = new kvdb::API();
unordered_map<long long, long long> KvPairs;
MyDB->Open("database name");
KvPairs = MyDB->Scan(Key1, Key2);

2024-09-02

Date	Operation Type	Number of Pairs	Total Time Taken (ms)	Average Time per Operation (ms)
2024-09-02	Put	1M	369	N/A
2024-09-02	Get	1M	30529	0.030529
2024-09-02	Scan	1M out of 100M	207	0.000207