database-connection
Jboss Connection pooling or Hibernate Connection pooling
We use Spring + Hibernate in Jboss application server. We have been using Jboss connection pooling for all our application connection pooling needs using the *-ds.xml file as follows[详细]
2023-04-13 02:14 分类：问答How to compare values from two databases(mysql) in rails-3 application
How to compare under given two fields in rails application Database1 : report_db, table name : detail,[详细]
2023-04-12 17:47 分类：问答More than max_user_connections in CodeIgniter app?
I\'m getting what looks like rather serious database errors in my CodeIgniter application. In the log file it says:[详细]
2023-04-12 16:28 分类：问答Activation error occured while trying to get instance of type Database, key
I have a data access layer called \'LDA\' which contains the following code: db = DatabaseFactory.CreateDatabase(\"myConn\");[详细]
2023-04-12 07:02 分类：问答php form not writing form data into mysql database
I have to code below - updated php code if(empty($_POST[\'formEmail\'])) { $errorMessage .= \"<li>You forgot to enter your email</li>\";[详细]
2023-04-11 20:32 分类：问答SqlException during the pre-login handshake
I ported my SQL Server DB from local to production environment and suddenly faced the following error during connect[详细]
2023-04-11 06:35 分类：问答AnyEvent::DBI and database reconnection
I\'m using AnyEvent::DBI in a singleton package, and when there is no activity in the database / queries etc after many hours, I get this error while trying to issue a query:[详细]
2023-04-11 04:56 分类：问答Cannot connect to MySQL server over different domains
I\'m having a problem connecting to a MySQL server over two different trusted domains. We\'re developing an app for internal use and have been using MySQL till now. It\'s a desktop app written in vb.n[详细]
2023-04-10 21:44 分类：问答Switching from persistent to non-persistent connections in PHP: what can I expect?
In the last weeks we\'ve reached our mysql connection limit of 1500 several times. All of a sudden the Threads_connected just explodes (300 -> 1500 in just a few minutes).[详细]
2023-04-10 05:17 分类：问答Apart from MySQL concurrent connection limit, does PHP/Apache play any role on dropping connections?
If MySQL is dropping connections in a PHP application, and MySQL connection limit is set above the number of concurrent users in the application, which other factors can contribute to this behavior? A[详细]
2023-04-09 20:16 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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