migration

问题 I really do not know what to do, I'm following this article that shows how to migrate my MVC 3 application manually . I followed all the steps but when running my application the following error occurs: Server Error in '/' Application. Could not load file or assembly 'System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT:

问题 We have script/generate migration add_fieldname_to_tablename fieldname:datatype syntax for adding new columns to a model. On the same line, do we have a script/generate for changing the datatype of a column? Or should I write SQL directly into my vanilla migration? I want to change a column from datetime to date . 回答1: I think this should work. change_column :table_name, :column_name, :date 回答2: You can also use a block if you have multiple columns to change within a table. Example: change

问题 We have script/generate migration add_fieldname_to_tablename fieldname:datatype syntax for adding new columns to a model. On the same line, do we have a script/generate for changing the datatype of a column? Or should I write SQL directly into my vanilla migration? I want to change a column from datetime to date . 回答1: I think this should work. change_column :table_name, :column_name, :date 回答2: You can also use a block if you have multiple columns to change within a table. Example: change

问题 I would like to convert like 100 tables from MySql to MongoDb So I think that the easiest way will be to import the data as JSON Any generic query to convert MySql data to JSON format without using PHP /ruby/Python? SELECT CONCAT(CONCAT('{"CompanyId":', company_id),"}") AS JSON FROM company; 回答1: Try this: SET @schema = 'test_db'; SET @table = 'test'; SELECT CONCAT( 'SELECT CONCAT(TRIM(TRAILING ', QUOTE(','), ' FROM CONCAT(', QUOTE('{'), ',', GROUP_CONCAT(QUOTE('"'), ',', QUOTE(COLUMN_NAME),

问题 My website is developed in cakephp 2.7 which uses php.4.4 many years ago.All working fine at that time. But right now it's not working in capnel. I have checked the issue and error logs. PDO class is not working and meanwhile database query execution is not working. So i have upgraded my php version to PHP 7.0. Another issues are coming like problem in error handler of cakephp. I searched for this issue and i concluded that cakephp 2.7 is not compatible with PHP 7.0. So i have to do migration

问题 How how do I migrate my old magento(2.1.5) database to my new magento2.3.3 ? my website run environment is : centos 6.9 apache 2.4 php 7.2.24 mysql 5.7.28 my new magento 2.3.3 is a clean project. no data ,no theme,no extension. 回答1: Migrate to Magento 2.1.5 to 2.3.3 (via composer) You need to know your server requirement for migrating 2.3.3 Server/System Requirement for Magento 2.3.3 Then, the second thing that you need to take the backup of database and your files from the server Enable

问题 Due to unrelated reasons, I have to move from a Microsoft Windows machine to a MACPro. On my windows machine, I have a SQL server installed with several databases. All databases have been backed up to storage. On my MAC, I installed Docker and I am running SQL Server for Ubuntu with Azure Data Studio as my interface. The installation works great but my question now is: Is there any way to attach the Sql Server Databases in storage from my windows environment to the new installation on MACPRO?

问题 I have a django project with multiple apps. In one of the apps when I add custom permissions to any model and run makemigration, the migration-file to add the permission is created. When I apply the migration I get no error messages but the permission isn't added to the auth_permission table. class Meta: app_label = 'my_app' permissions = ( ('assign_work_type', 'Assign work type'), ) The migration completes without errors I have tried doing the same in other apps and that works. I have also

问题 We currently use Google Identity Toolkit on a web project on Google App Engine. We need to migrate to Google Identity Platform or Firebase Auth since Toolkit is being deprecated. Every time I work up the nerve to work on it, I get stuck at the first step: trying to enable it as per the instructions: https://developers.google.com/identity/toolkit/migrate-identityplatform The issue occurs at step 2 of "Before you Begin" where I am supposed to 'Enable Identity Platform.' When doing so I get a

问题 I'm using sequelize-cli for migrations and have researched different scenarios but there doesn't seem to be a definite solid answer as to how to self join. I want to have a join table called friendships which joins users and friends (which are essentially just users). More specifically trying to gain an understanding about the difference between "through" and "as" in this situation. 1) This is my friendship table. Getting tripped up on the second association. I have created two columns, one