c# - How to use multiple connection string to connect different database using EntityFramework Core using the default dependency injection -


how use multiple connection string connect different database using entity framework core using default dependency injection. not able call different db context access different objects in different database under same db server using ef core , .net core.

appsettings:

"data": { "externaldbconnection": { "connectionstring": "data source=testserver;initial catalog=testdb1;integrated security=false;user id=user;password=8888;" }, "internaldbconnection": { "connectionstring": "data source=testserver;initial catalog=testdb2;integrated security=false;user id=user;password=8888;" } }

startup.cs:

    public void configureservices(iservicecollection services)     {         // add framework services.         services.addmvc();          services.addentityframework().adddbcontext<testdb1>(options => options.usesqlserver(configuration["data:externaldbconnection:connectionstring"]));          services.addentityframework().adddbcontext<testdb2>(options => options.usesqlserver(configuration["data:internaldbconnection:connectionstring"]));           automapperconfiguration.configure();     }

db context class:

public partial class testdbcontext:dbcontext {

    public testdbcontext(dbcontextoptions<testdbcontext> options) : base(options)     {     }      protected override void onmodelcreating(modelbuilder modelbuilder)     {     }     public virtual dbset<user> users{ get; set; }

}


Comments

Post a Comment

Popular posts from this blog

php - How to add and update images or image url in Volusion using Volusion API -

actually have store importing products store product data insert , update image or image url not insert , update. this xml code name datapro.txt. <products_joined> <productcode>3710_012t</productcode> <vendor_partno>eah5450silent/di/1gd3(lp)</vendor_partno> <productname>test product ta</productname> <hideproduct>n</hideproduct> <stockstatus>20</stockstatus> <lastmodified>1/5/2016 10:25:00 am</lastmodified> <lastmodby>2</lastmodby> <productweight>0.9</productweight> <productprice>100</productprice> <productmanufacturer>asus tek</productmanufacturer> <vendor_price>32.69</vendor_price> <numproductssharingstock>0</numproductssharingstock> <categoryids>107</categoryids> <producturl>http://tebkq.mvlce.servertrust.com/productdetails.asp?productcode=3710_012t</producturl...
Read more

Laravel mail error `Swift_TransportException in StreamBuffer.php line 269: Connection could not be established with host smtp.gmail.com [ #0]` -

i developing website contact-us page guest users can send me email using gmail . anytime try send mail using contact-us form, error swift_transportexception in streambuffer.php line 269: connection not established host smtp.gmail.com [ #0] this mail.php return [ 'driver' => env('mail_driver', 'smtp'), 'host' => env('mail_host', 'smtp.gmail.com'), 'port' => 587, 'from' => ['address' => '', 'name' => ''], 'encryption' => env('mail_encryption', 'tls'), 'username' => env('mail_username'), 'password' => env(mail_password), 'sendmail' => '/usr/sbin/sendmail -bs', 'pretend' => env('mail_pretend', false), ]; this .env mail_driver=smtp mail_host=smtp.gmail.com mail_port=587 mail_username=afecjaped@gmail.com mail_password=********...
Read more

c# SetCompatibleTextRenderingDefault must be called before the first -

i tried search exception couldn't find solution on case i'am using code below invoke .net application : assembly assem = assembly.load(data); methodinfo method = assem.entrypoint; var o = activator.createinstance(method.declaringtype); method.invoke(o, null); the application invoked has form , in entrypoint of application : [stathread] static void main() { application.enablevisualstyles(); application.setcompatibletextrenderingdefault(false); //exception application.run(new form1()); } setcompatibletextrenderingdefault must called before first iwin32window object created in application. edit : assembly = assembly.load(data); methodinfo method = a.gettype().getmethod("start"); var o = activator.createinstance(method.declaringtype); method.invoke(o, null); you should create new method skips initialization...
Read more