connected?(klass) Instance Public methods Returns true if a connection that's

clear_cache!() Instance Public methods Clears the prepared statements cache

quoted_columns_for_index(column_names, options = {}) Instance Protected methods

enable_extension(name) Instance Public methods This is meant to be implemented

quoted_true() Instance Public methods

active?() Instance Public methods CONNECTION MANAGEMENT ===================

change_column_default(table_name, column_name, default) Instance Public methods Sets

log(sql, name = "SQL", binds = [], statement_name = nil) Instance Protected methods

valid_type?(type) Instance Public methods

create() Instance Public methods