static async Task Main()
{
var masterAddresses = "localhost:7051,localhost:7151,localhost:7251";
var tableName = $"test_table_{Guid.NewGuid():N}";
var numRows = 10000;
var loggerFactory = LoggerFactory.Create(builder => builder
.SetMinimumLevel(LogLevel.Trace)
.AddConsole());
await using var client = KuduClient.NewBuilder(masterAddresses)
.SetLoggerFactory(loggerFactory)
.Build();
var tableBuilder = new TableBuilder(tableName)
.AddColumn("host", KuduType.String, opt => opt.Key(true))
.AddColumn("metric", KuduType.String, opt => opt.Key(true))
.AddColumn("timestamp", KuduType.UnixtimeMicros, opt => opt.Key(true))
.AddColumn("value", KuduType.Double)
.SetNumReplicas(1)
.SetRangePartitionColumns("host", "metric", "timestamp");
var table = await client.CreateTableAsync(tableBuilder);
Console.WriteLine($"Created table {tableName}");
var batches = CreateRows(table, numRows).Chunk(2000);
var writtenRows = 0;
foreach (var batch in batches)
{
await client.WriteAsync(batch);
writtenRows += batch.Length;
Console.WriteLine($"Wrote {writtenRows} rows");
}
}
