private IEnumerable <KeyValuePair <long, Tick> > GetFlow()
{
Random random1 = new Random();
Random random2 = new Random();
SemiRandomGenerator generator = new SemiRandomGenerator(random1.Next(), random2.Next(), Randomness);
return(TicksGenerator.GetFlow(RecordCount, generator));
}
private static void Example(int tickCount, KeysType keysType)
{
Stopwatch sw = new Stopwatch();
const string FILE_NAME = "test.stsdb4";
File.Delete(FILE_NAME);
//insert
Console.WriteLine("Inserting...");
sw.Reset();
sw.Start();
int c = 0;
using (IStorageEngine engine = STSdb.FromFile(FILE_NAME))
{
ITable <long, Tick> table = engine.OpenXTable <long, Tick>("table");
foreach (var kv in TicksGenerator.GetFlow(tickCount, keysType)) //generate random records
{
table[kv.Key] = kv.Value;
c++;
if (c % 100000 == 0)
{
Console.WriteLine("Inserted {0} records", c);
}
}
engine.Commit();
}
sw.Stop();
Console.WriteLine("Insert speed:{0} rec/sec", sw.GetSpeed(tickCount));
//read
Console.WriteLine("Reading...");
sw.Reset();
sw.Start();
c = 0;
using (IStorageEngine engine = STSdb.FromFile(FILE_NAME))
{
ITable <long, Tick> table = engine.OpenXTable <long, Tick>("table");
foreach (var row in table) //table.Forward(), table.Backward()
{
//Console.WriteLine("{0} {1}", row.Key, row.Value);
c++;
if (c % 100000 == 0)
{
Console.WriteLine("Read {0} records", c);
}
}
}
sw.Stop();
Console.WriteLine("Read speed:{0} records", sw.GetSpeed(c));
}
