How to Create a Table Database in Laravel With PHP Artisan Migration

in #utopian-io7 years ago (edited)

What Will I Learn ?

  • How to Create a table database with php artisan migration

Requirements

  • Xampp 5.6.3
  • Laravel 5.4
  • Composer
  • atom

Difficulty

  • Basic

Preliminary

PHP Artisan is the commands that run in the command line / command prompt, the command is used to create Controller, Model, Middleware, Request and others. The advantage of using artistic php is that we are faster and more efficient in building applications. Laravel is one of the Frameworks that uses this new technology.

Migration is a facility in laravel that is used to facilitate us when there is a change in the database. Schema Builder is used to create database schema. By using migration and schema builder we do not have to bother opening phpmyadmin, or any other Sql app to create database. With migration and builder schemes it will also be easier when we create large projects and with different developers so developers do not need to import / export databases but only use migrations.

Migrations are essentially agnostic, not just specific in Laravel. In some modern PHP frameworks almost all have this feature. Migrations seems to be the standard in database modification on the fly. Migration is one of the features in php artisan and is very useful for creating tables in a database

Practice create a table with php artis

Here is an example of using the php artisan for create table with name is tutorial :

STEP 1 : using this code in CMD for create table

here is the command for create table:

php artisan make:migration create_tutorial_table --create=tutorial

Then type all the above code in the Command prompt.
01.JPG

Here's a little explanation :

  • --create is to provide the package name used in the new table is a tutorial in the database
  • create_tutorial_table is the file name .php of the table who ours created and are stored in the migration folder in laravel

Results can be seen in the directory database / migrations with names like as 2018_02_03_162128_create_tutorial_table.php . The date in the file name will correspond to your migration creation time. so it will not be the same as mine.

STEP 2 : add coloum table with atom editor to tutorial. table

In the file, there is method up() and method down().

  • method up ()is useful to create table columns that we will create
  • method down() is useful to delete the table when in rollback

Here is example add column to table tutorial :
02.JPG

Here's a little explanation :

  • $table->increments('id'); is method to create an increment field with id name.
  • $table->string('title',50); is a method to add columns of data type string with name title and length field 50 characters.
  • $table->string('author',40); is a method to add columns of data type string with name author and length field 40 characters.
  • $table->text('contentpage'); is a method to add columns of data type text with name contentpage .
  • $ table-> enum ('status', ['drafted, 'publish']) -> default ('drafted'); is a method to add columns of data type enum with two values, that is drafted and publish, and make the drafted as default.
  • $table->string('tag',60); is a method to add columns of data type string with name tag and length field 60 characters.
  • $table->timestamps(); is a method that will automatically create two fields with the name created_at and updated_at.
STEP 3: runing the migrate code to rebuild the table column

In the previous step we have added some columns and use php artisan then the table structure will change according to the data we input.

here is the command:

php artisan migrate

Here is an example that runs in the command prompt:

03.JPG

To make sure the tutorial table have created we will check into the database. In addition to the tutorial table, we will also find a table with the name of the migration. This table serves to store information about migration that we have created.

04.jpg

This is a show of the tutorial table we have created.
05.JPG

this is evidence all the columns we have added to the tutorial table using migrate have been successfully created and any migration creation information will be added to the migration table automatically.

This is a show of the migration table :
06.JPG

This is the information content in the migration table :
07.JPG

Using Migration we can also modify and rollback, in my next tutorial I will explain how to make modifications using migration after that roolback tutorial . For now we have managed to create a table tutorial with some columns in it.



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