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 enum migration
Add Laravel enmu migration :
------------------------------
$table->enum('question_type', ['objective', 'subjective', 'multiple_choice']);
Update Laravel enum migration :
---------------------------------
DB::statement("ALTER TABLE users CHANGE COLUMN permissions permissions ENUM('admin', 'user', 'candidate') NOT NULL DEFAULT 'user'");laravel enum migration example
$table->enum('animal_type',['cat','dog','unknown'])->default('unknown');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');
});Laravel Migration - Update Enum Options
DB::statement("ALTER TABLE users CHANGE COLUMN permissions permissions ENUM('admin', 'user', 'candidate') NOT NULL DEFAULT 'user'");Copyright © 2021 Codeinu
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