config/migrations.php holds a couple of configuration settings.
This database table keeps track of all the migrations that have already run for your application. Using this information, we can determine which of the migrations on disk haven't actually been run in the database.
This directory is where all migrations will be stored
This namespace will be used on all migrations
Tables which are filtered by Regular Expression. You optionally exclude or limit to certain tables. The default will allow all tables.
Migration Version Column Length
The length for the version column in the migrations table. By default migrations have are named like
Version20150914223731. If you are customizing this name then you will need to expand the column length.