作者: 韩晨旭 10225101440 李畅 10225102463
 
 

27 lines
544 B

#include "leveldb/db.h"
#include <iostream>
using namespace std;
using namespace leveldb;
int main() {
DB* db = nullptr;
Options op;
op.create_if_missing = true;
Status status = DB::Open(op, "testdb", &db);
assert(status.ok());
db->Put(WriteOptions(), "001", "leveldb", 5);
string s;
auto stat = db->Get(ReadOptions(), "001", &s);
cout<<s<<endl;
db->Put(WriteOptions(), "002", "world");
string s1;
db->Delete(WriteOptions(), "002");
db->Get(ReadOptions(), "002", &s1);
cout<<s1<<endl;
delete db;
return 0;
}