sql connection timeout

Tags: mysql time out lost connection timeout MySQL WorkbenchWhen using the MySQL Workbench query, if the query statement or table is too complex, the query time is too long (general 600s), this time will be reported lost connection error.In fact, the execution of the query statement is still executing, but the page display timeout.If you want to modify time out,

By RazanPaul Translator: Todd Wei Original article: http://www.codeproject.com/KB/IP/TimeOutSocket.aspxIntroduction You may have noticed that both System. Net. Sockets. TcpClient and System. Net. Sockets. Socket of. Net do not directly provide timeout control mechanisms for Connect/BeginConnect. Therefore, when the server is not listening, or a network failure occurs, the client connection request will be f

Summary of connection timeout in Hibernate + C3P0, Recently, the background always encounters a connection timeout problem when several game zones concurrently notify the background to write statistics. The following exception is thrown, causing some statistics not to be written. The default "wait_timeout" of the Mysq

BrieflyIn network operation, the network connection time-out is often caused by various reasons, what is the network connection timeout? Network connection timeout: No response from the server within the program's default wait Time Briefly Reason

Tcpclient class in C # is very convenient to operate TCP connection, very good! However, this class does not set timeout for the connect operation! The default timeout value is 60 seconds, which is obviously too long. We can use the thread join thread with the parameter to solve this problem. The following class is the tcpcliento class with the

MySQL and connection-related timeoutToday, colleagues asked why the query MySQL library, when the volume of data is large, the session is always broken. At first I thought it was MySQL and connected to the timeout problem, the result is the network instability reasons.The following summarizes the connection-related timeoutSlave-net-timeoutThe number of seconds to

Server Database Timeout setting Modify the client's connection timeout setting. By default, the timeout setting for registering another SQL Server through Enterprise Manager is 4 seconds, and the Query Analyzer is 15 seconds. Settings in Enterprise Manager: A, in Enterpr

How to solve connection pool timeout disconnection in MysqlIntroduction: I made an activation service last night and then tested it. I tested it again this morning and found that an exception was reported and the database could not be connected.Let's talk about the general cause of this Exception:In the MySQL configuration, there is a parameter called "wait_timeout", which roughly means that when a client c

After successfully installing ORACLE 10g on Red Hat Enterprise Linux Server Releae 5.5, After configuring TNS on the client, test whether you can connect to the data block Server with the error: ORA-12170: TNS: Connection timeout 1: First, check whether the network can be pinged. As shown below, the network is smooth. 2: Check the TNS configuration (TNS configuration is normal) GSP =(DESCRIPTION =(ADDRESS

The last two days of the project one of the IM server's IM authentication problems, the user IM registration when the connection timeout problem; After restarting the service, the user's IM registration verification can be performed without a timeout problem; But wait for half a clock (indefinite time); As a result, there will be a

In mysql, we need to set the mysql database query and connection timeout time. We only need to modify the wait_timeout value. There are two ways to modify the wait_timeout value, one is to use cmd to modify the value, the other is in mysql my. modify the cnf configuration file. First open your MySql console, enter the password, and then enter the command to quietly why the

Currently, the common methods for setting socket connection timeout for each platform are as follows: Create a socket and set it to a non-blocking state. Call connect to connect the peer host. If the connection fails, check whether errno is einprogress at the time, that is, whether the connection is in progress. If

The following summarizes the connection-related timeouts slave-net-timeoutthe number of seconds to wait for more data from the master before the Slave considers The connection broken, aborts the read, and tries to reconnect. The first retry occurs immediately after the timeout. The interval between retries is controlled by the Master_connect_retry option for the

C # code sharing through the Socket connection request timeout Mechanism This article mainly introduces the implementation of the C # Socket connection request timeout mechanism. The following code is provided for your reference. System. Net. Sockets. TcpClient and System. Net. Sockets. Socket of. Net do not directly

timeout time. In the above code, the current thread is blocked by the WaitOne method after calling BeginConnect, if the connection succeeds within timeoutmsec time, The timeoutobject.set is called in the Callbackmethod callback, the connected thread is unblocked and returned, otherwise the connection thread actively closes the

Before very rarely do this pure socket programming, recently the company has a project needs to communicate with the PC, its own agreement to set the text, wrote a simple Java socket based client. Function almost later, found a problem, to the PC end of the text, the PC end of the IP port, will have been Deng, until the everlasting. I was just beginning to think that there was a problem with the code. Previous code: Socket socket = NULL;try {Socket =new socket (host,port);//The problem is here.S

Mad report Error in Application log, get connection timeout: Applying an error at the same time exceeds the maximum number of connections for the database: Max connections: This situation is most likely to be slow SQL takes up the connection in the connection pool is not rel

, but there are not many satisfactory answers on the Internet. There are also many questions on the MySQL website, but there is no correct answer; Baidu knows that there is an approximate correct answer. The solution is summarized as follows: The above problem is caused by the configuration of the MySQL5 database. Mysql5 sets the connection wait time (wait_timeout) to 8 hours by default. You can view the value in the client program as follows: Mysql>

(wait_timeout) to 8 hours by default. You can view the value in the client program as follows: Mysql> Mysql> show global variables like 'wait _ timeout '; + --------------- + --------- + | Variable_name | Value | + --------------- + --------- + | Wait_timeout | 28800 | + --------------- + --------- + 1 row in set (0.00 sec) 28800 seconds, that is, 8 hours. If the database Connection (java.

If there are more and more SQL databases, there may be a lot of problems such as read timeout and deadlocks. Based on experience, the data structure design is unreasonable and views are often used. How can we solve these problems? See the article below 1. Due to database design problems, the SQL database times out when new data is added. Symptoms: Microsoft ole d