/// <summary>
/// HBase表
/// </summary>
public HTable(string tableName, HBaseClient client, IHostMappingManager hostMappingManager)
{
_client = client;
_hostMappingManager = hostMappingManager;
TableName = tableName;
EnsureHTableRegions();
}
/// <summary>
/// Scanner查询器
/// </summary>
/// <param name="scannerId">scannerId</param>
/// <param name="batchSize">单次从数据库获取的行数</param>
/// <param name="client">Hbase客户端</param>
/// <param name="iep">网络端点</param>
public Scanner(int scannerId, HBaseClient client, IPEndPoint iep, int batchSize = 1)
{
_scannerId = scannerId;
_client = client;
_iep = iep;
BatchSize = batchSize;
}
/// <summary>
/// HBase表
/// </summary>
public HTable(string tableName, HBaseClient client, IHostMappingManager hostMappingManager)
{
_client = client;
_hostMappingManager = hostMappingManager;
TableName = tableName;
EnsureHTableRegions();
}
/// <summary>
/// Scanner查询器
/// </summary>
/// <param name="scannerId">scannerId</param>
/// <param name="batchSize">单次从数据库获取的行数</param>
/// <param name="client">Hbase客户端</param>
/// <param name="iep">网络端点</param>
public Scanner(int scannerId, HBaseClient client, IPEndPoint iep,int batchSize = 1)
{
_scannerId = scannerId;
_client = client;
_iep = iep;
BatchSize = batchSize;
}
static void InsertHugeDataTest(int rowNum, int bytesNum, int batchSize, string startKey, string endKey, int testCount)
{
//new MemoryFailPoint(10);
IHBaseClient client = new HBaseClient("zk=10.200.200.56:2181,10.200.200.57:2181,10.200.200.58:2181;zkTimeout=00:05:00;memSegSize=1048576;memSegMultiples=1000");
string tableName = string.Format("mediad_test_thrift_table_test_{0}", DateTime.Now.Second);
string hugeData = new string('a', bytesNum);
Stopwatch sw = new Stopwatch();
Stopwatch sw2 = new Stopwatch();
Console.WriteLine(((rowNum * Encoding.UTF8.GetBytes(hugeData).Length).ToString()));
try
{
IHTable table = client.CreateTable(tableName, "cf");
BatchMutation[] rows = new BatchMutation[rowNum];
for (int i = 1; i <= rowNum; i++)
{
rows[i-1] = new BatchMutation
{
RowKey = TypeConversionHelper.StringToByteArray(i.ToString()),
Mutations = new[]
{
new Mutation {ColumnName = "cf:col1", Value = TypeConversionHelper.StringToByteArray("value"+i)},
new Mutation {ColumnName = "cf:col2", Value = TypeConversionHelper.StringToByteArray(hugeData+i)}
}
};
}
BatchMutation[] exceptionBatchMutations;
List<Thread> threads = new List<Thread>();
for (int i = 0; i < testCount; i++)
{
threads.Add(new Thread(() =>
{
Stopwatch swthread = new Stopwatch();
swthread.Restart();
Console.WriteLine(table.BatchInsert(out exceptionBatchMutations, rows));
swthread.Stop();
Console.WriteLine((swthread.ElapsedTicks / (decimal)Stopwatch.Frequency));
}));
}
foreach (Thread thread in threads)
thread.Start();
foreach (Thread thread in threads)
thread.Join();
Console.WriteLine("=End=");
Console.WriteLine("GetRows batchSize:{1} 1~{0}:", rowNum, batchSize);
Scanner scanner = table.NewScanner(new byte[]{0}, new byte[]{0xff, 0xff, 0xff}, new List<string> {"cf:col1", "cf:col2"});
Dictionary<string, string> tmpDictionary = new Dictionary<string, string>();
sw.Restart();
RowInfo info;
while ((info = scanner.GetNext()) != null)
{
//Console.WriteLine("read row {0}", info.RowKey);
foreach (KeyValuePair<string, Cell> pair in info.Columns)
{
}
}
Console.WriteLine(sw.ElapsedTicks / (decimal)Stopwatch.Frequency);
if (rowNum != tmpDictionary.Keys.Count) Console.WriteLine("rowNum != tmpDictionary.Keys.Count");
for (int i = 1; i <= rowNum; i++)
{
if (!(hugeData + i).Equals(tmpDictionary[i.ToString()]))
{
Console.WriteLine("content not eqal!");
return;
}
}
}
finally
{
client.DeleteTable(tableName);
}
}
