/// <summary>
/// Deletes the rows associated with the collection of SPIDs for the specified shardlet.
/// </summary>
/// <param name="shardlet">The shardlet.</param>
/// <param name="spids">The spids.</param>
public void Delete(Shardlet shardlet, IEnumerable <short> spids)
{
var array = spids.ToArray();
var batches = Enumerable.Range(0, array.Count()).GroupBy(i => i / BatchSize, i => array[i]);
var partitionKey = shardlet.DistributionKey.ToString(CultureInfo.InvariantCulture);
foreach (var batch in batches)
{
var batchOperation = new TableBatchOperation();
foreach (var spid in batch)
{
var rowKey = AzureShardletConnection.GetRowKey(shardlet.Catalog, spid);
var entity =
new DynamicTableEntity
{
RowKey = rowKey,
PartitionKey = partitionKey,
ETag = "*"
};
batchOperation.Delete(entity);
}
RetryPolicyFactory.GetDefaultAzureStorageRetryPolicy()
.ExecuteAction(() => _table.ExecuteBatch(batchOperation));
foreach (var spid in batch)
{
AzureCache.Remove(GetCacheKey(_cacheType,
partitionKey,
AzureShardletConnection.GetRowKey(shardlet.Catalog, spid)));
}
}
}
/// <summary>
/// Deletes the specified azure shardlet connection.
/// </summary>
/// <param name="azureShardletConnection">The azure shardlet connection.</param>
public void Delete(AzureShardletConnection azureShardletConnection)
{
RetryPolicyFactory.GetDefaultAzureStorageRetryPolicy()
.ExecuteAction(() => _table.Execute(TableOperation.Delete(azureShardletConnection)));
AzureCache.Remove(GetCacheKey(_cacheType, azureShardletConnection));
}
/// <summary>
/// Deletes the shardlet connections older than the specified UTC Date and Time.
/// </summary>
/// <param name="utcDateTime">The UTC date time.</param>
public void Delete(DateTime utcDateTime)
{
var condition = TableQuery.GenerateFilterConditionForDate("Timestamp", QueryComparisons.LessThanOrEqual,
utcDateTime);
var query =
new TableQuery()
.Where(condition)
.Select(new[] { "PartitionKey", "RowKey" });
var result = _table.ExecuteQuery(query).ToArray();
var array = result.ToArray();
var batches = Enumerable.Range(0, array.Count()).GroupBy(i => i / BatchSize, i => array[i]);
foreach (var batch in batches)
{
var batchOperation = new TableBatchOperation();
foreach (var connection in batch)
{
var entity =
new DynamicTableEntity
{
RowKey = connection.RowKey,
PartitionKey = connection.PartitionKey,
ETag = "*"
};
batchOperation.Delete(entity);
}
RetryPolicyFactory.GetDefaultAzureStorageRetryPolicy()
.ExecuteAction(() => _table.ExecuteBatch(batchOperation));
foreach (var connection in batch)
{
AzureCache.Remove(GetCacheKey(_cacheType, connection.PartitionKey, connection.RowKey));
}
}
}
/// <summary>
/// Deletes the specified azure shardlet.
/// </summary>
/// <param name="azureShardlet">The azure shardlet.</param>
public void Delete(AzureShardlet azureShardlet)
{
_table.Execute(TableOperation.Delete(azureShardlet));
AzureCache.Remove(GetCacheKey(_cacheType, azureShardlet));
}
