I got this error in one of my client's production environment, this type of issues might come up when we are not properly updating statistics. System.Data.SqlClient.SqlException (0x80131904): Execution Timeout Expired. The timeout period elapsed prior to completion of the operation or the server is not responding. ---> System.ComponentModel.Win32Exception (0x80004005): The wait operation timed out Workaround: Please run UPDATE STATISTICS command in all the tables on a particular database EXEC sp_updatestats So in my scenario UPDATE STATISTICS on all the tables resolved the issue.
Service was unable to open new database connection when requested. SqlException: Connection Timeout Expired. The timeout period elapsed while attempting to consume the pre-login handshake acknowledgement. This could be because the pre-login handshake failed or the server was unable to respond back in time. The duration spent while attempting to connect to this server was - [Pre-Login] initialization=16225; handshake=14840; Connection string - Data Source=sqlserverintancenamehere;Initial Catalog=CatalogNamehere;Integrated Security=True;Persist Security Info=False;Max Pool Size=1000;Connect Timeout=20;Load Balance Timeout=120;Packet Size=4096;Application Name=Applicationname hereBusinessLayerHost.exe;Workstation ID=HostnameHere setspn -a MSSQLSvc/hostname.doaminname.net:1433 ServiceAccountNameHere need to run the above command in a command prompt, most of the time you would NOT have permissions to run this, please check with Active Directory Team or Wi...
/* There is only one master key, you can not create multiple */ use master go CREATE MASTER KEY ENCRYPTION BY PASSWORD = 'StrongPasswordHere' GO /* Creating certificate in the master database, after creating master key */ use master GO CREATE CERTIFICATE MyFirstCert WITH SUBJECT = 'TDECertificate' ; GO /* Enable databse encryption key but you can not see under this specific user database. */ USE G GO CREATE DATABASE ENCRYPTION KEY WITH ALGORITHM = AES_128 ENCRYPTION BY SERVER CERTIFICATE MyFirstCert GO ALTER DATABASE G SET ENCRYPTION ON; /* Backing up certificate */ use master go BACKUP CERTIFICATE MyFirstCert TO FILE = 'C:\Certificates\MyFirstCert' WITH PRIVATE KEY ( FILE = 'C:\Certificates\MyFirstCertKey' , ENCRYPTION ...
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