AddInvoicesNumberUniqConstraint

This commit is contained in:
Artur Beljajev 2019-08-11 23:21:50 +03:00
parent 18e6f511aa
commit f1b37853b9
2 changed files with 23 additions and 0 deletions

View file

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class AddInvoicesNumberUniqConstraint < ActiveRecord::Migration
def up
execute <<-SQL
ALTER TABLE invoices ADD CONSTRAINT unique_number UNIQUE (number)
SQL
end
def down
execute <<-SQL
ALTER TABLE invoices DROP CONSTRAINT unique_number
SQL
end
end