/// <summary>
/// Execute the operation against GSM in the current transaction scope.
/// </summary>
/// <param name="ts">Transaction scope.</param>
/// <returns>
/// Results of the operation.
/// </returns>
public override IStoreResults DoGlobalExecute(IStoreTransactionScope ts)
{
IEnumerable <IStoreMapping> mappingsToReplace = this.GetMappingsToPurge(ts);
return(ts.ExecuteOperation(
StoreOperationRequestBuilder.SpReplaceShardMappingsGlobal,
StoreOperationRequestBuilder.ReplaceShardMappingsGlobalWithoutLogging(
_shardMap,
mappingsToReplace.ToArray(),
_mappingsToAdd.ToArray())));
}