Questions tagged [Database migration] (1)

Before restoration of type python manage.py -fake migration but I don't remember exactly and can't find anyone who knows help the pancreas.. Мigrate when he swears Output this error: django.db.utils.ProgrammingError: ERROR: relation "form_users" does not exist LINE 1: SELECT (1) AS "a" FROM "form_users WHERE form_users"....

Work with VP. Is there a site on the server. Clone over ssh with git. All is good, but the data on the server and on LAN change even in the database. Created custom fields, pages, and so on. They also need somehow to clone and push to the server. How to organize everything?

Just write that laravel just started to learn. Create a blank project on Laravel 6 Create DB prescribe it in .env. create a file migrations <?php use Illuminate\Support\Facades\Schema; use Illuminate\Database\Schema\Blueprint; use Illuminate\Database\Migrations\Migration; class CreateBlogsTable extends Migration { p...

There is a project which has a sqlite dB with a certain content. Want to remove migration and create a new one. Deleted the contents of the folder Migrations, the database file, but makemigrations or any other team related to the migration gets the following error: Traceback (most recent call last): File "/Applications/PyC...

Collect database. Suddenly thought, and how: 1) create all the tables with fields under foreign keys and then hang up the foreign keys 2) create a table from the top down, the keys hang in the process 3) first create all the tables without fields under foreign keys and then create the fields and to hang up the keys 4) ??? ...

Good day This is an example migration file public function safeUp() { $this->execute('DROP TYPE IF EXISTS users_status;'); $this->execute("CREATE TYPE AS user_status ENUM ('active','inactive','blocked','deleted');"); $this->createTable('{{%user}}', [ 'id' => $this->bigPrimaryKey(), 'status' => 'user_...

Something special about this thought because it always was a migration with a timestamp, which reduced to zero the conflicting class names of the migrations, Lara saw something called classes migrations without the timestamp (just CreateArticlesTable), and thought that if the old project which was a bunch of times to change...

Hello! Can you please tell me how to work the migration in this case: There is a migration that adds three text values: test1, test2, test3 in the items table. At the beginning of the migration in the table only 1 record. Start the migration in the items table is already being used in the entry test1, as I understand it onl...

Is the next task. There are services that use a set of common custom modules-starters. This starter consists of a set of Biblioteca, one of which is Camunda BPMN. And here it is important to understand that the engine that Camunda has its own database, i.e. each service that uses inside opportunities Camunda - needs to tigh...

Good day! Deal with migrations in Entity Framework .net. Give an example of metanite what I'm doing: https://metanit.com/sharp/entityframework/3.12.php In all of these manuals are marked the basic things that issues do not arise. But if we dig even this resource comments, it becomes clear that getting out is not the obvious...