connection broker

many friends asked me about programmatic trading, but I found that the realization of programmatic trading tools, understanding is not enough, as the saying goes good its prerequisite, even if there are good strategic thinking, Unable to find the most suitable for their own programmatic trading solution, and can not be well implemented and implemented. I will take some time to share some of the things I know, I hope to help you understand. Here is a discussion of the stock market and the stoc

Tags: 11.2 mysql tab arch scope show error not docRecently in the customer site to build a disaster tolerance environment, found that encountered a bug, in the case can not be resolved, give up the broker, can still achieve adg,oracle can't realize the dual-master, but MySQL can ha. The official website says to record a bit.OERR: ORA-16597 "Oracle Data Guard broker detects two or more primary databases" (va

a remote connection. The example uses a DataSet because its sample code is brief and shows how the complex data types are routed. For an in-depth discussion of this topic, see the MSDN article "Designing Data Tier and passing Data Through Tiers":Http://msdn.microsoft.com/library/en-us/dnbda/html/BOAGag.aspRecordingsManager.csThe following example shows the RecordingsManager class:Using System;Using System.Data;Using System.Data.SqlClient;public class

The main submodules of Kafka broker are described below to help you better learn and understand Kafka source code and architecture. Several sub-modules are described as follows: Kafka API layer Logmanager and Log replicamanager zookeeperconsumerconnector service Schedule is how several modules of the system are composed into a schema diagram:startup processZkclient Initialize =>logmanager start () = Socketserver start () =>requesthandlerpool initializ

In earlier posts I already blogged about creating some simple queuing solutions with SQL Server service broker. last week I spend some time actually implementing my research in a customer project and of course ran into two 'Interesting' issues. It is possible for the service broker to somehow die on you, whilst appearing to be up and running and with retention = on sent message appear to be in the queue.

A note from Data Guard Broker recently used A Broker to configure and manage Data Guard (Oracle version: 10.2.0.1.0). Earlier databases basically did not set db_domain. When database link is used, global_names = true is enabled, and db_domain is also set. Therefore, the Broker can be successfully used to configure and manage Data Guard settings. Now, no, I cannot

Shortly after returning home in the evening, I took a business call and chatted for more than half an hour to close the line. I thought it was AM. I turned on my computer and wanted to write something, however, my previous thoughts have been interrupted by this phone call, and I have been waiting for a long time to write things. I am lamenting that I cannot write things today. I suddenly saw a person coming up in MSN, this person is my blog broker. M

Label:SQL Server Service Broker-related queries --viewing messages in a transport queue --If you try to remove from the queue, the column indicates where the problem occurred Select * fromSys.transmission_queue--View service Broker-activated stored procedures Select * fromSys.dm_broker_activated_tasks--view each session endpoint in the database. The session endpoint represents each end of the service

Recently, data guard (Oracle version: 10.2.0.1.0) is configured and managed using a broker. Earlier databases basically do not have db_domain settings. When database link is used, global_names = true is enabled, db_domain is also set, so we can successfully use the broker to configure and manage data guard settings in the past. Now we can't do it. I can't do it, it's when using the

Does the Data Guard broker change attributes to be executed separately on both sides?Data Guard Broker has some properties that can be seen through show configuration.I sometimes wonder if these attributes, respectively, belong to primary and standby, and ifIf you want to change, do you need to log in to primary and standby separately to modify it?This is also a question that many customers often have. So I

In the two descriptions of fflib, fflib is a framework built based on the broker mode. The core component diagram is as follows: Http://www.cnblogs.com/zhiranok/archive/2012/07/30/fflib_framework.html Http://www.cnblogs.com/zhiranok/archive/2012/08/08/fflib_tutorial.html In this case, the obvious bottleneck is that there is only one broker. When the number of client and service nodes increases,