Create a new dataset from the dataset (which won’t be nulled) to get the columns if they aren’t already cached.
# File lib/sequel/extensions/null_dataset.rb, line 47 def columns @columns ||= db.dataset.clone(@opts).columns end
Return 0 without sending a database query.
# File lib/sequel/extensions/null_dataset.rb, line 52 def delete 0 end
Return self without sending a database query, never yielding.
# File lib/sequel/extensions/null_dataset.rb, line 57 def each self end
Return nil without sending a database query, never yielding.
# File lib/sequel/extensions/null_dataset.rb, line 62 def fetch_rows(sql) nil end
Return nil without sending a database query.
# File lib/sequel/extensions/null_dataset.rb, line 67 def insert(*) nil end
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