method
add_column
v2.1.0 -
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- Class:
ActiveRecord::ConnectionAdapters::SQLiteAdapter
add_column(table_name, column_name, type, options = {})public
No documentation available.
# File activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb, line 217
def add_column(table_name, column_name, type, options = {}) #:nodoc:
if @connection.respond_to?(:transaction_active?) && @connection.transaction_active?
raise StatementInvalid, 'Cannot add columns to a SQLite database while inside a transaction'
end
super(table_name, column_name, type, options)
# See last paragraph on http://www.sqlite.org/lang_altertable.html
execute "VACUUM"
end