From 96af55bb852660486d25c72c937426f2d2ae971a Mon Sep 17 00:00:00 2001 From: Dmitriy Zaporozhets Date: Tue, 18 Dec 2012 21:06:29 +0200 Subject: [PATCH] if for migration --- .../20121218164840_move_noteable_commit_to_own_field.rb | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/db/migrate/20121218164840_move_noteable_commit_to_own_field.rb b/db/migrate/20121218164840_move_noteable_commit_to_own_field.rb index 556ac9e7..59faabba 100644 --- a/db/migrate/20121218164840_move_noteable_commit_to_own_field.rb +++ b/db/migrate/20121218164840_move_noteable_commit_to_own_field.rb @@ -3,7 +3,13 @@ class MoveNoteableCommitToOwnField < ActiveRecord::Migration add_column :notes, :commit_id, :string, null: true add_column :notes, :new_noteable_id, :integer, null: true Note.where(noteable_type: 'Commit').update_all('commit_id = noteable_id') - Note.where("noteable_type != 'Commit'").update_all('new_noteable_id = CAST (noteable_id AS INTEGER)') + + if ActiveRecord::Base.connection.adapter_name == 'PostgreSQL' + Note.where("noteable_type != 'Commit'").update_all('new_noteable_id = CAST (noteable_id AS INTEGER)') + else + Note.where("noteable_type != 'Commit'").update_all('new_noteable_id = noteable_id') + end + remove_column :notes, :noteable_id rename_column :notes, :new_noteable_id, :noteable_id end