class ActiveRecord::ConnectionAdapters::SQLite3Adapter

def tables(name = nil, table_name = nil) #:nodoc:
  sql = <<-SQL
    SELECT name
    FROM sqlite_master
    WHERE type = 'table' AND NOT name = 'sqlite_sequence'
  SQL
  sql << " AND name = #{quote_table_name(table_name)}" if table_name
  exec_query(sql, 'SCHEMA').map do |row|
    row['name']
  end
end