rails migration like filename in linux
Creating files with date like rails migrations with datetime in file name in linux
Difference between rake db:migrate db:reset and db:schema:load
db:migrate runs (single) migrations that have not run yet. db:create creates the database db:drop deletes the database db:schema:load creates tables and columns within the (existing) database following schema.rb db:setup does db:create, db:schema:load, db:seed db:reset does db:drop, db:setup Normally, db:migrate used after having made changes to the schema via new migration files after creating db i.e when db already exists. db:schema:load is used when you setup a new instance of your app.
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