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snowflex

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The client interface for connecting to the Snowflake data warehouse.

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snowflex lib snowflex db_connection query.ex
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lib/snowflex/db_connection/query.ex 

defmodule Snowflex.DBConnection.Query do

  defstruct [

    :ref,

    :name,

    :statement,

    :columns,

    :result_oids,

    cache: :reference

  ]



  defimpl DBConnection.Query do

    def parse(query, _opts), do: query

    def describe(query, _opts), do: query

    def encode(_query, params, _opts), do: params

    def decode(_query, result, _opts), do: result

  end



  defimpl String.Chars do

    alias Snowflex.DBConnection.Query



    def to_string(%{statement: statement}) do

      case statement do

        statement when is_binary(statement) -> IO.iodata_to_binary(statement)

        statement when is_list(statement) -> IO.iodata_to_binary(statement)

        %{statement: %Query{} = q} -> String.Chars.to_string(q)

      end

    end

  end

end