> For the complete documentation index, see [llms.txt](https://docs.tibero.com/sysmasterdb/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tibero.com/sysmasterdb/8.4_manual/analysis/history-analysis/changed-plan-analysis.md).

# Changed Plan Analysis

글로벌 내비게이션 바에서 **\[Analysis] > \[History Analysis] > \[Changed Plan Analysis]** 메뉴를 클릭하면 Changed Plan Analysis 화면이 열린다.

Changed Plan Analysis 화면에서는 지정한 기간 동안에 변경된 SQL Plan에 대해 비교 분석할 수 있다. 화면은 New Plan List, SQL Text, Plan History Comparison 영역으로 구성된다.

<figure><img src="https://264733866-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fgw24XwSa6QXLFywb7Txd%2Fuploads%2FUddEQ8qAXEzNdQnl9Mqb%2F190_changed-plan-analysis.png?alt=media" alt=""><figcaption><p><strong>Changed Plan Analysis 전체 화면</strong></p></figcaption></figure>

자세한 내용은 하위 페이지에서 설명한다.

{% content-ref url="/pages/fSN4GZZM4odNlAETlg77" %}
[New Plan List](/sysmasterdb/8.4_manual/analysis/history-analysis/changed-plan-analysis/new-plan-list.md)
{% endcontent-ref %}

{% content-ref url="/pages/kkoXEAWMV0MC0zLtneJS" %}
[SQL Text](/sysmasterdb/8.4_manual/analysis/history-analysis/changed-plan-analysis/sql-text.md)
{% endcontent-ref %}

{% content-ref url="/pages/7JoB1fFhzzMtWkwP6L6w" %}
[Plan History Comparison](/sysmasterdb/8.4_manual/analysis/history-analysis/changed-plan-analysis/plan-history-comparison.md)
{% endcontent-ref %}