gistfile1.rb

# MySQL BLOB logging filter.
#
class ActiveRecord::ConnectionAdapters::AbstractAdapter

  # Replace BLOB portion of message with "BLOB(n bytes)".
  #
  # ==== Paramters
  def format_log_entry_with_blob_filter(message, dump = nil)
    dump.gsub!(/x'[^']+'/) { |blob| "BLOB(#{(blob.length-3)/2} bytes)" } if dump
    format_log_entry_without_blob_filter(message, dump)
  end
  alias_method_chain :format_log_entry, :blob_filter

end