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論点
  1. パッケージの導入
  2. クラウドの有利な点
  3. 具体的な実装計画
1. パッケージの導入
case1 SI の失敗
1. お客様の言う通り、何でも要件として扱い、膨大な仕様にして提供
2. 莫大な工数と顧客満足
3. 数年後バージョンアップできず
パッケージはレガシー化
費用がかさむ

New version
1. パッケージの導入
case2 サブシステムと併用
1. パッケージはバニラとして利用
なるべく手を入れない、そのままの形での利用を考える。
その条件で、必要な機能、手順はサブシステムに実装する
 例、詳細なる選択肢、業務の特殊性、商習慣の特殊性
2. 工数はそこそこ、サブシステム分の出費が明確となる
3. 数年後バージョンアップできる
パッケージ有効活用 法対応、コンプライアンスや標準への準拠
投資の有効化

Sub system

New version
Sub system

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Package solution / implementation policy

  • 1. 論点   1. パッケージの導入   2. クラウドの有利な点   3. 具体的な実装計画
  • 2. 1. パッケージの導入 case1 SI の失敗 1. お客様の言う通り、何でも要件として扱い、膨大な仕様にして提供 2. 莫大な工数と顧客満足 3. 数年後バージョンアップできず パッケージはレガシー化 費用がかさむ New version
  • 3. 1. パッケージの導入 case2 サブシステムと併用 1. パッケージはバニラとして利用 なるべく手を入れない、そのままの形での利用を考える。 その条件で、必要な機能、手順はサブシステムに実装する  例、詳細なる選択肢、業務の特殊性、商習慣の特殊性 2. 工数はそこそこ、サブシステム分の出費が明確となる 3. 数年後バージョンアップできる パッケージ有効活用 法対応、コンプライアンスや標準への準拠 投資の有効化 Sub system New version Sub system