Displaying 2 results from an estimated 2 matches for "strd6".
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strd
2011 Apr 01
4
add_column not working in migration for sqlite3
Hello,
I developed an app with postgres DB but want to change the DB to
sqlite3. I changed the database adapter in the database.yml file. When I
run the migration most of it was successful but add_column was throwing
an error
"Cannot add a NOT NULL column with default value NULL: ALTER TABLE
"rates" ADD "customer_id" integer NOT NULL".
I made the modification and
2009 Jul 20
2
Hitting unknown error with "can't dup NilClass"
Hi,
My system has been encounter this problem, and I couldn''t find
solution after debugging. My scenario is stated below:
class user
has_many :posts
has_many :comments
end
class post
belongs_to :user
has_many :comments, :as => :commentable
end
class comment
belongs_to :post
belongs_to :user
end
For this case, I am trying to retrieve each post''s comment