how to update database

In this section, you will use the entity Framework Code first to implement operations on the model classes. This allows these operations and changes to be applied to the database. By default, as you did in the previous tutorial, using the Entity

The following is the latest psu information of my latest version 10.2.0.4 + for your reference! (Including 12c psu information ): +++ 10.2.0.4Oracle Database Patch Set Update Unix Comments between des Cpu10.2.0.4.1 8576156 Bash 10.2.0.4.0 mongodes

In this section, you will use the Entity Framework code first migration function to modify the model class and apply the modification to the database. By default, when you use the Entity Framework code to automatically create a database, as you did

In this section, you will use the entity Framework Code A to implement the operations on the model class. So that these operations and changes can be applied to the database. By default, as you did in previous tutorials, using the Entity Framework

EF Code First Migrations database migration, efmigrations1. EF Code First creates a database Step 1: Create a console application Step 2: Install EntityFramework Run the following statement on the Package Manager Console: PM> Install-Package

In the first quarter of 2014, the PSU update mainly includes three versions: 12.1, 11.2.0.4, 11.2.0.3, and 11.1.0.7. In the 2nd quarter, Oracle will release version 12.1.0.2, and version 11.2.0.4 will also be the ultimate version of version 11.2,

1. EF Code first creates a databaseCreate a new Console application portal and add entityframework through the Package Manager console.In the Package Manager console, execute the following statement to install EntityFramework.　　Pm> Install-package

ASP. net mvc series: adds new attributes to existing models. asp. netmvc Add a new attribute Rating to the model class Movie. Recompile and regenerate the solution. Press Ctrl + Shift + B to add new data to the corresponding view, as shown in

As mentioned above, there will inevitably be update operations after release. Generally, We need to update program files, update database structures, and update data. In the Framework-based project, we also need to update the resources installed

Document directory -EnableAutomaticMigrations -ProjectName -Force -Name -Force -ProjectName -StartUpProjectName -ConfigurationTypeName -ConnectionStringName -ConnectionString -ConnectionProviderName -IgnoreChanges

I was very encouraged by the fact that the average number of blog visits for two consecutive days was thousands! Let's continue with migration today. First, let's look at a requirement. If we do not allow duplicate myblogs in the users table, how

Database migration1:enable-migrations2:add-migration Student.3:update-databaseGenerally executing the above 3 commands will succeedFirst step: Delete the folders generated by the Migration command: Migrations folder, regenerateStep Two: Execute the

EFCore database migration command sorting, efcore database migrationPreface Because the development of new projects using. net core often involves data command migration, the two methods of database migration are respectively integrated with EFCore

I haven't written about EF for a long time, and I feel unfamiliar with it. Recently, EF5 was released. I learned some new knowledge and summarized it. 1.Review of Entity Framework Architecture Principles What is EF: entityframework is an open-source

Ef4.3 was officially released in February 9. Microsoft's EF team began to work hard in the last year and added an important feature in version 4.3: "database migration ". For the orm framework, the code first function is almost unattractive because

The PSU update for the first quarter of 2014 was mainly 3 version numbers: 12.1, 11.2.0.4, 11.2.0.3, and 11.1.0.7.In the 2nd quarter Oracle will announce 12.1.0.2, same time 11.2.0.4 The version number will also be the ultimate version of 11.2, no

In this section, you will use the entity Framework Code first to implement operations on the model classes. This allows these operations and changes to be applied to the database.By default, as you did in the previous tutorial, using the Entity

Example Web. configXML version= "1.0" encoding= "Utf-8"?>Configuration>configsections>SectionName= "EntityFramework"Type= "System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, version=4.3.0.0, culture= Neutral,

Reposted from RogerBlog: Version 10.2.0.4 + PSU and related bundlepatch list updated on April 9, January 20, 2013. Reprinted from Roger Blog: 10.2.0.4 + version PSU and related bundle patch list updated on April 9, January 20, 2013 ++ 10.2.0.4

Upload image -- save and display image -- JS get thumbnail parameter -- submit location parameter -- image scaling save class process image -- save captured image -- Update database -- jump Upload image -- save and display image -- JS get thumbnail