Laravel drop column

Laravel foreign key

Schema::table('posts', function (Blueprint $table) {
    $table->unsignedBigInteger('user_id');

    $table->foreign('user_id')->references('id')->on('users');
});
OR
Schema::table('posts', function (Blueprint $table) {
    $table->foreignId('user_id')->constrained();
});

Laravel migration remove column

public function up()
{
  Schema::table('table', function($table) {
    $table->dropColumn('column_name');
  });
}

Laravel before migration

Schema::table('users', function ($table) {
    $table->string('email')->after('id')->nullable();
});

Laravel drop column

// To drop a column, use the dropColumn method on the schema builder.
// Before dropping columns from a SQLite database, you will need to add
// the doctrine/dbal dependency to your composer.json file and run the
// composer update command in your terminal to install the library:

Schema::table('users', function (Blueprint $table) {
    $table->dropColumn('votes');
});

Source: laravel.com

Laravel create migration

php artisan make:migration add_votes_to_users_table --table=users

php artisan make:migration create_users_table --create=users

Source: laravel.com

Laravel migration add unique column

Schema::table('tableName', function($table)
{
    $table->string('column-name')->unique(); //notice the parenthesis I added
});

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