static void Main3()
{
var path = CleanTestDB();
using (var db = new DB(new Options {
CreateIfMissing = true
}, path))
{
db.Put(1, new[] { 2, 3 }, new WriteOptions());
db.Put(2, new[] { 1, 2, 4 });
db.Put(3, new[] { 1, 3 });
db.Put(4, new[] { 2, 5, 7 });
db.Put(5, new[] { 4, 6, 7, 8 });
db.Put(6, new[] { 5 });
db.Put(7, new[] { 4, 5, 8 });
db.Put(8, new[] { 5, 7 });
var a = db.Get(1);
var b = db.Get(2);
var c = db.Get(3);
var d = db.Get(4);
var e = db.Get(5);
var f = db.Get(6);
var g = db.Get(7);
var h = db.Get(8);
}
}
public void Put(string key, string val)
{
_db.Put(key, val, new WriteOptions()
{
Sync = false
});
}
static void Main()
{
var l = new Logger(s => Console.WriteLine(s));
var x = new Options
{
CreateIfMissing = true,
RestartInterval = 13,
MaxOpenFiles = 100,
InfoLog = l
};
var db = new DB(x, @"C:\Temp\A");
db.Put("hello", "world");
var world = db.Get("hello");
Console.WriteLine(world);
for (var j = 0; j < 5; j++)
{
var r = new Random(0);
var data = "";
for (int i = 0; i < 1024; i++)
{
data += 'a' + r.Next(26);
}
for (int i = 0; i < 5 * 1024; i++)
{
db.Put(string.Format("row{0}", i), data);
}
Thread.Sleep(100);
}
Console.WriteLine();
//using(var logger = new Logger(Console.WriteLine))
//{
// Console.WriteLine("hello");
//}
db.Dispose();
GC.KeepAlive(l);
}
public void Set(string key, object data)
{
FormaterBuffer buffer = Formater.Pop();
try
{
int count = Formater.Serialize(data, buffer, 0);
mDataBase.Put(Encoding.UTF8.GetBytes(key), buffer.Array, 0, count);
}
finally
{
Formater.Push(buffer);
}
}
public void Cache()
{
Database.Dispose();
// open the DB with a cache that is not owned by LevelDB, then
// close DB and then free the cache
var options = new Options()
{
BlockCache = new Cache(64)
};
Database = new DB(options, DatabasePath);
options = null;
GC.Collect();
Database.Put("key1", "value1");
Database.Dispose();
GC.Collect();
}
public void PutToDB(LevelDB.DB db, byte[] key)
{
var _value = Helper.tagValue_Bytes.Concat(this.Value).ToArray();
db.Put(key, _value);
}