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MySQL 5.5+ driver for Elixir

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myxql lib myxql protocol records.ex
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lib/myxql/protocol/records.ex 

defmodule MyXQL.Protocol.Records do

  @moduledoc false



  import Record



  # https://dev.mysql.com/doc/internals/en/packet-OK_Packet.html

  defrecord :ok_packet, [:affected_rows, :last_insert_id, :status_flags, :num_warnings, :info]



  # https://dev.mysql.com/doc/internals/en/packet-EOF_Packet.html

  defrecord :eof_packet, [:status_flags, :num_warnings]



  # https://dev.mysql.com/doc/internals/en/packet-ERR_Packet.html

  defrecord :err_packet, [:code, :message]



  # https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::Handshake

  defrecord :initial_handshake, [

    :auth_plugin_data,

    :auth_plugin_name,

    :capability_flags,

    :charset,

    :conn_id,

    :server_version,

    :status_flags

  ]



  # https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::HandshakeResponse

  defrecord :handshake_response_41, [

    :capability_flags,

    :max_packet_size,

    :charset,

    :username,

    :database,

    :auth_plugin_name,

    :auth_response

  ]



  # https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::SSLRequest

  defrecord :ssl_request, [:capability_flags, :max_packet_size, :charset]



  # https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::AuthSwitchRequest

  defrecord :auth_switch_request, [:plugin_name, :plugin_data]



  # https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::AuthMoreData

  defrecord :auth_more_data, [:data]



  # https://dev.mysql.com/doc/internals/en/com-stmt-prepare-response.html#packet-COM_STMT_PREPARE_OK

  defrecord :com_stmt_prepare_ok, [:statement_id, :num_columns, :num_params, :num_warnings]



  # https://dev.mysql.com/doc/internals/en/com-query-response.html#packet-ProtocolText::Resultset

  # https://dev.mysql.com/doc/internals/en/binary-protocol-resultset.html

  #

  # both text & binary resultset have the same columns shape, but different rows

  defrecord :resultset, [

    :column_defs,

    :num_rows,

    :rows,

    :num_warnings,

    :status_flags

  ]



  # https://dev.mysql.com/doc/internals/en/com-query-response.html#packet-Protocol::ColumnDefinition41

  defrecord :column_def, [:name, :type, :length, :flags, :unsigned?]

end