extensions() Instance Public methods A list of extensions, to be filled in by adapters that support them. At the moment only postgresql does.

expire() Instance Public methods

enable_extension(name) Instance Public methods This is meant to be implemented by the adapters that support extensions

disconnect!() Instance Public methods Disconnects from the database if already connected. Otherwise, this method does nothing.

disable_referential_integrity() Instance Public methods Override to turn off referential integrity while executing &block.

disable_extension(name) Instance Public methods This is meant to be implemented by the adapters that support extensions

current_savepoint_name() Instance Public methods

create_savepoint(name = nil) Instance Public methods

close() Instance Public methods Check the connection back in to the connection pool

clear_cache!() Instance Public methods Clear any caching the database adapter may be doing, for example clearing the prepared statement cache. This is database specific.