} //
public void scanAllTweetsForAllUsers()
{
ScanPolicy policy = new ScanPolicy();
policy.includeBinData = true;
client.ScanAll(policy, "test", "tweets", scanTweetsCallback, "tweet");
} //scanAllTweetsForAllUsers
} //updateUser
public void scanAllTweetsForAllUsers()
{
ScanPolicy policy = new ScanPolicy();
policy.concurrentNodes = true;
policy.priority = Priority.LOW;
policy.includeBinData = true;
client.ScanAll(policy, "test", "tweets", scanTweetsCallback, "tweet");
} //scanAllTweets
public void ScanBenchmark()
{
ScanPolicy policy = new ScanPolicy();
policy.concurrentNodes = true;
policy.priority = Priority.DEFAULT;
policy.includeBinData = true;
_client.ScanAll(policy, Namespace, Set, ScanCallback);
}
private static Dictionary <Key, Record> GetRecords()
{
Log.Info("Reading records");
var recs = new Dictionary <Key, Record>();
client.ScanAll(null, Namespace, null, (Key key, Record rec) => {
recs[key] = rec;
});
return(recs);
}
} //updateUserUsingOperate
public void scanAllTweetsForAllUsers()
{
// Scan all records
// TODO: Create ScanPolicy instance with concurrentNodes, LOW priority and includeBinData
// Exercise K4
ScanPolicy policy = new ScanPolicy();
policy.concurrentNodes = true;
policy.priority = Priority.LOW;
policy.includeBinData = true;
// TODO: Initiate scan operation that invokes callback for outputting tweets to the console.
// Exercise K4
client.ScanAll(policy, "test", "tweets", scanTweetsCallback, "tweet");
} //scanAllTweets
/// <summary>
/// Scan all nodes in parallel and read all records in a set.
/// </summary>
public override void RunExample(AerospikeClient client, Arguments args)
{
console.Info("Scan parallel: namespace=" + args.ns + " set=" + args.set);
recordCount = 0;
DateTime begin = DateTime.Now;
ScanPolicy policy = new ScanPolicy();
client.ScanAll(policy, args.ns, args.set, ScanCallback);
DateTime end = DateTime.Now;
double seconds = end.Subtract(begin).TotalSeconds;
console.Info("Total records returned: " + recordCount);
console.Info("Elapsed time: " + seconds + " seconds");
double performance = Math.Round((double)recordCount / seconds);
console.Info("Records/second: " + performance);
}
static void Delete(string host, int port, string asnamespace, string sets, int days, long limit, long rangeStart, long rangeEnd)
{
Console.WriteLine($"Host: {host}, Port: {port}, Namespace: {asnamespace}, Sets: {sets}, Days: {days}, Limit: {limit}, RangeStart: {rangeStart}, RangeEnd: {rangeEnd}");
DateTime dt = DateTime.UtcNow.AddDays(days);
Console.WriteLine($"Date: {dt}");
_thresholdTime = UtcDateTimeToASTime(dt);
_deleteSets = sets;
_deleteLimit = limit;
_deleteRangeStart = rangeStart;
_deleteRangeEnd = rangeEnd;
_count = _rewritecount = _total = 0;
try
{
_client = new AerospikeClient(host, port);
ScanPolicy scanPolicy = new ScanPolicy();
// Scan the entire Set using ScanAll(). This will scan each node
// in the cluster and return the record Digest to the call back object
_watch = Stopwatch.StartNew();
_client.ScanAll(scanPolicy, asnamespace, null, ScanCallback, new string[] { });
_watch.Stop();
Log($"Deleted {_count} records from set {sets}. Rewrites: {_rewritecount}");
}
catch (AerospikeException ex)
{
int resultCode = ex.Result;
Log(ResultCode.GetResultString(resultCode));
Log("Error details: " + ex.ToString());
}
return;
}
