migrate:rollback 回退到执行迁移前的状态
migrate:reset 回退到所有迁移之前的初始状态
migrate:refresh 回退到初始状态,再次执行所有迁移文件
5.5 迁移语法速查表迁移语法速查表
https://laravel.com/docs/5.1/migrations
常见列类型一览常见列类型一览 :
Command Description
$table->bigIncrements('id'); Incrementing ID (primary key) using a "UNSIGNED BIG INTEGER" equivalent.
$table->bigInteger('votes'); BIGINT equivalent for the database.
$table->binary('data'); BLOB equivalent for the database.
$table->boolean('confirmed'); BOOLEAN equivalent for the database.
$table->char('name', 4); CHAR equivalent with a length.
$table->date('created_at'); DATE equivalent for the database.
$table->dateTime('created_at'); DATETIME equivalent for the database.
$table->decimal('amount', 5, 2); DECIMAL equivalent with a precision and scale.
$table->double('column', 15, 8); DOUBLE equivalent with precision, 15 digits in total and 8 after the decimal point.
$table->enum('choices', ['foo', 'bar']); ENUM equivalent for the database.
$table->float('amount'); FLOAT equivalent for the database.
$table->increments('id'); Incrementing ID (primary key) using a "UNSIGNED INTEGER" equivalent.
$table->integer('votes'); INTEGER equivalent for the database.
$table->json('options'); JSON equivalent for the database.
$table->jsonb('options'); JSONB equivalent for the database.
$table->longText('description'); LONGTEXT equivalent for the database.
$table->mediumInteger('numbers'); MEDIUMINT equivalent for the database.
$table->mediumText('description'); MEDIUMTEXT equivalent for the database.
$table->morphs('taggable'); Adds INTEGER taggable_id and STRING taggable_type .
$table->nullableTimestamps(); Same as timestamps() , except allows NULLs.
$table->rememberToken(); Adds remember_token as VARCHAR(100) NULL.
$table->smallInteger('votes'); SMALLINT equivalent for the database.
$table->softDeletes(); Adds deleted_at column for soft deletes.
$table->string('email'); VARCHAR equivalent column.
$table->string('name', 100); VARCHAR equivalent with a length.
$table->text('description'); TEXT equivalent for the database.
$table->time('sunrise'); TIME equivalent for the database.
$table->tinyInteger('numbers'); TINYINT equivalent for the database.
$table->timestamp('added_on'); TIMESTAMP equivalent for the database.
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