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【図解付き】毎年打ち換えなくてOK!生年月日から年齢を自動更新する方法(Power Query)!
<!doctype html><html lang="ja"><head> <meta charset="utf-8"> <title>【図解付き】毎年打ち換えなくてOK!生年月日から年齢を自動更新する方法(Power Query)!</title> <link rel="shortcut icon" href="https://exceljoshi.cocoo.co.jp/hubfs/old/favicon-1.ico"><meta name="description" content="勤続年数などの人事管理やプロジェクトの進捗管理、年齢や支払期日の算出など、日々の業務では日付や期間の計算が多々発生します。 Power Queryでは列の操作で日付や期間を計算することができます。 この記事では、生年月日から現在の年齢を求める方法についてご紹介します。 "> <meta name="viewport" content="width=device-width, initial-scale=1"> <meta property="og:description" content="勤続年数などの人事管理やプロジェクトの進捗管理、年齢や支払期日の算出など、日々の業務では日付や期間の計算が多々発生します。 Power Queryでは列の操作で日付や期間を計算することができます。 この記事では、生年月日から現在の年齢を求める方法についてご紹介します。 "> <meta property="og:title" content="【図解付き】毎年打ち換えなくてOK!生年月日から年齢を自動更新する方法(Power Query)!"> <meta name="twitter:description" content="勤続年数などの人事管理やプロジェクトの進捗管理、年齢や支払期日の算出など、日々の業務では日付や期間の計算が多々発生します。 Power Queryでは列の操作で日付や期間を計算することができます。 この記事では、生年月日から現在の年齢を求める方法についてご紹介します。 "> <meta name="twitter:title" content="【図解付き】毎年打ち換えなくてOK!生年月日から年齢を自動更新する方法(Power Query)!"> <style> a.cta_button{-moz-box-sizing:content-box !important;-webkit-box-sizing:content-box !important;box-sizing:content-box !important;vertical-align:middle}.hs-breadcrumb-menu{list-style-type:none;margin:0px 0px 0px 0px;padding:0px 0px 0px 0px}.hs-breadcrumb-menu-item{float:left;padding:10px 0px 10px 10px}.hs-breadcrumb-menu-divider:before{content:'›';padding-left:10px}.hs-featured-image-link{border:0}.hs-featured-image{float:right;margin:0 0 20px 20px;max-width:50%}@media (max-width: 568px){.hs-featured-image{float:none;margin:0;width:100%;max-width:100%}}.hs-screen-reader-text{clip:rect(1px, 1px, 1px, 1px);height:1px;overflow:hidden;position:absolute !important;width:1px} </style> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/template_assets/144466807919/1699431647679/ExcelJoshi_2023/assets/css/add_custom.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/hub_generated/template_assets/1/143026791848/1736989414792/template_main.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/template_assets/54177178751/1707902019383/ExcelJoshi_2021/css/_blog.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/template_assets/143030406434/1719554781235/ExcelJoshi_2023/assets/css/templates/blog/_blog-post.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/module_assets/144720426121/1705900908671/module_144720426121_cmn04_breadcrumb.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/module_assets/158511177545/1710142034853/module_158511177545_cbl05_table-of-contents.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/module_assets/147918729530/1713143607053/module_147918729530_ser09_information.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/module_assets/146400048138/1723097286048/module_146400048138_cbl04_tag-list.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/module_assets/145852965977/1703463650525/module_145852965977_cbl02_blog-popular-posts.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/module_assets/143324369778/1720074709783/module_143324369778_cmn02_cta-footer.min.css"> <link rel="stylesheet" href="https://exceljoshi.cocoo.co.jp/hs-fs/hub/8598105/hub_generated/module_assets/143411283640/1703597707056/module_143411283640_cmn03_sns.min.css"> <style>#hs_cos_wrapper_footer_sns .cmn03_sns .icon1 { background-image:url(https://exceljoshi.cocoo.co.jp/hubfs/excel_joshi/images/common/note_icon.svg); 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id="hs_cos_wrapper_name" class="hs_cos_wrapper hs_cos_wrapper_meta_field hs_cos_wrapper_type_text" style="" data-hs-cos-general-type="meta_field" data-hs-cos-type="text">【図解付き】毎年打ち換えなくてOK!生年月日から年齢を自動更新する方法(Power Query)!</span></span></li> </ul> </div></div><div class="col2-container media-posts-wrap"> <div class="content-wrapper"><div class="title-section"> <ul class="tag-list"> <li>Excel</li> <li>業務効率化</li> <li>Power Query(パワークエリ)</li> </ul> <h1 class="media-title" id="title"><span id="hs_cos_wrapper_name" class="hs_cos_wrapper hs_cos_wrapper_meta_field hs_cos_wrapper_type_text" style="" data-hs-cos-general-type="meta_field" data-hs-cos-type="text">【図解付き】毎年打ち換えなくてOK!生年月日から年齢を自動更新する方法(Power Query)!</span></h1> <div class="date-container"> <p class="date">更新日:2024.10.04</p> </div> </div> <div class="media-blog-post"> <div class="main-image"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/pq_kv08.png?length=1240&name=pq_kv08.png" alt="【図解付き】毎年打ち換えなくてOK!生年月日から年齢を自動更新する方法(Power Query)!"></div> <div id="hs_cos_wrapper_post_table_of_contents" class="hs_cos_wrapper hs_cos_wrapper_widget hs_cos_wrapper_type_module" style="" data-hs-cos-general-type="widget" data-hs-cos-type="module"><div class="cbl05_table-of-contents js-m-table-of-contents" data-toc-position="" data-toc-show-lv="3" data-toc-content-selector=".media-blog-post__body"> <p class="toc-title" id="mokuji">目次</p> <div class="toc-list"></div> </div></div><div class="media-blog-post__body"> <span id="hs_cos_wrapper_post_body" class="hs_cos_wrapper hs_cos_wrapper_meta_field hs_cos_wrapper_type_rich_text" style="" data-hs-cos-general-type="meta_field" data-hs-cos-type="rich_text"><p style="text-align: justify;">勤続年数などの人事管理やプロジェクトの進捗管理、年齢や支払期日の算出など、日々の業務では日付や期間の計算が多々発生します。</p> <!--more--> <p style="text-align: justify;">Excelの場合は関数を使用して日付を計算する方法などがありますが、Power Queryでは列の操作で日付や期間を計算することができます。</p> <p style="text-align: justify;">今回は、生年月日から現在の年齢を求める方法についてご紹介します。</p> <h2 style="text-align: justify;"><span style="font-size: 14px; color: #434343;">Power Queryとは</span></h2> <p style="text-align: justify;">Power Queryは、Microsoftが開発したデータ処理ツールで、データを取り込んだり変換したりするためのマイクロソフトのアドインです。</p> <p style="text-align: justify;">Power Queryを使用すると、複数のデータソースからデータを統合したり、データの変換や整理を行ったりすることができます。データの取り込みや変換作業を効率化するための機能が豊富に備わっており、データ分析やレポート作成の時間を大幅に短縮することができます。</p> <div class="background-text" style="text-align: justify;"> <p>参考記事:<a href="https://exceljoshi.cocoo.co.jp/media/work-efficiency-training-company?hs_preview=shwAMRrj-136831615263"><span>Power Query(パワークエリ)とは?Excelの限界を超える画期的なデータ処理を実現!</span></a></p> </div> <h2 style="text-align: justify;"><span style="font-size: 14px; color: #434343;">生年月日から年齢を求める方法</span></h2> <p style="text-align: justify;">Excelでは、日時を<span style="font-weight: normal; background-color: #fff2cc;">「シリアル値」</span>という数値で管理しています。</p> <h3 style="text-align: justify;">シリアル値</h3> <div class="background-text"> <p style="text-align: justify; font-weight: bold;">シリアル値</p> <p style="text-align: justify;">1900年1月1日を「1」とし、ここから1日経過するごとに1ずつ増加する値</p> </div> <p style="text-align: justify;">今回、データをインポートした際に、生年月日のデータ型が「整数型」で読み込まれますが、この時に表示されている数値が<span style="background-color: #fff2cc;">「シリアル値」</span>です。</p> <p style="text-align: justify;">このままでは日付として計算することができないので、まずデータ型を「整数型」から「日付型」に変換する必要があります。</p> <h3 style="text-align: justify;">データ型</h3> <p style="text-align: justify;">PowerQueryには、日付や時刻を表す5つのデータ型があります。</p> <div data-hs-responsive-table="true" style="overflow-x: auto; max-width: 100%; width: 100%; margin-left: auto; margin-right: auto;"> <table style="width: 100%; border-collapse: collapse; table-layout: fixed; border: 1px solid #99acc2; height: 342px;"> <tbody> <tr style="height: 41px;"> <td style="width: 23.9078%; padding: 4px; background-color: #cfe2f3; text-align: center; height: 41px; border: 1px solid #999999; border-color: #444444;">データ型</td> <td style="width: 25.4893%; padding-top: 4px; padding-right: 4px; padding-bottom: 4px; background-color: #cfe2f3; text-align: center; height: 41px; border: 1px solid #444444;">例</td> <td style="width: 50.603%; padding: 4px; background-color: #cfe2f3; text-align: center; height: 41px; border: 1px solid #999999; border-color: #444444;">使用例</td> </tr> <tr style="height: 73px;"> <td style="width: 23.9078%; padding: 4px; height: 73px; text-align: center; background-color: #6fa8dc; border: 1px solid #999999; border-color: #444444;"><span style="color: #ffffff;"><strong>日付</strong></span></td> <td style="width: 25.4893%; padding: 4px; height: 73px; text-align: center; border: 1px solid #999999; border-color: #444444;">2024/6/1</td> <td style="width: 50.603%; padding: 4px; height: 73px; border: 1px solid #999999; border-color: #444444;"><span style="background-color: #fff2cc;">誕生日やイベントの日付</span>など、時間の情報が不要な場合に使用します。</td> </tr> <tr style="height: 73px;"> <td style="width: 23.9078%; padding: 4px; height: 73px; text-align: center; background-color: #6fa8dc; border: 1px solid #999999; border-color: #444444;"><span style="color: #ffffff;"><strong>時刻</strong></span></td> <td style="width: 25.4893%; padding: 4px; height: 73px; text-align: center; border: 1px solid #999999; border-color: #444444;">12:00:00</td> <td style="width: 50.603%; padding: 4px; height: 73px; border: 1px solid #999999; border-color: #444444;"><span style="background-color: #fff2cc;">会議の開始時間や終了時間</span>など、日付の情報が不要な場合に使用します。</td> </tr> <tr style="height: 41px;"> <td style="width: 23.9078%; padding: 4px; height: 41px; text-align: center; background-color: #6fa8dc; border: 1px solid #999999; border-color: #444444;"><span style="color: #ffffff;"><strong>日付/時刻</strong></span></td> <td style="width: 25.4893%; padding: 4px; height: 41px; text-align: center; border: 1px solid #999999; border-color: #444444;">2024/6/1 12:00</td> <td style="width: 50.603%; padding: 4px; height: 41px; border: 1px solid #999999; border-color: #444444;"><span style="background-color: #fff2cc;">特定の日時を指定</span>する必要がある場合に使用します。</td> </tr> <tr style="height: 73px;"> <td style="width: 23.9078%; padding: 4px; height: 73px; text-align: center; background-color: #6fa8dc; border: 1px solid #999999; border-color: #444444;"><span style="color: #ffffff;"><strong>日付/時刻/タイムゾーン</strong></span></td> <td style="width: 25.4893%; padding: 4px; height: 73px; text-align: center; border: 1px solid #999999; border-color: #444444;">2024/6/1 12:00:00 + 03:30</td> <td style="width: 50.603%; padding: 4px; height: 73px; border: 1px solid #999999; border-color: #444444;"><span style="background-color: #fff2cc;">異なるタイムゾーンの日時を正確に扱う必要がある</span>場合に使用します。</td> </tr> <tr style="height: 41px;"> <td style="width: 23.9078%; padding: 4px; height: 41px; text-align: center; background-color: #6fa8dc; border: 1px solid #999999; border-color: #444444;"><span style="color: #ffffff;"><strong>期間</strong></span></td> <td style="width: 25.4893%; padding: 4px; height: 41px; text-align: center; border: 1px solid #999999; border-color: #444444;">5.12:30:00</td> <td style="width: 50.603%; padding: 4px; height: 41px; border: 1px solid #999999; border-color: #444444;"><span style="background-color: #fff2cc;">1つの日付や時刻の差を計算</span>する場合に使用します。</td> </tr> </tbody> </table> </div> <p style="text-align: justify;">それぞれ用途が違うので、日付や時間のデータを正確に管理・計算するため、適切なデータ型を選びましょう。</p> <h3 style="text-align: justify;"><span style="font-size: 14px; color: #434343;">生年月日から年齢を求める方法</span></h3> <p style="text-align: justify;">CドライブのPowerQueryフォルダにあるフォルダー「使用データ」にあるブック「住所変換」を使用し、年齢の算出方法について解説します。</p> <div class="background-text" p="" style="text-align: justify;">今回は、生年月日から現時点までの期間を求めることで、年齢を算出します。生年月日から現時点までの期間は日数で算出されるので、これを年数に変換する必要があるのですが、その際に小数点以下の端数が発生します。 <p style="text-align: justify;">※年齢は「41.8歳」といった表現をしないので、最後に小数点以下を切り捨てる作業をします。</p> </div> <p> </p> <p>1.[ データ ] タブ - [ データの取得と変換 ] グループ -「ファイルから」をクリックし、「Excelブックから」を選択します。</p> <p style="padding-left: 40px; text-align: justify;"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-02-1.png?width=331&height=145&name=excel-powerquery-file-merge-02-1.png" width="331" height="145" loading="lazy" alt="excel-powerquery-file-merge-02-1" style="height: auto; max-width: 100%; width: 331px;" srcset="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-02-1.png?width=166&height=73&name=excel-powerquery-file-merge-02-1.png 166w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-02-1.png?width=331&height=145&name=excel-powerquery-file-merge-02-1.png 331w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-02-1.png?width=497&height=218&name=excel-powerquery-file-merge-02-1.png 497w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-02-1.png?width=662&height=290&name=excel-powerquery-file-merge-02-1.png 662w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-02-1.png?width=828&height=363&name=excel-powerquery-file-merge-02-1.png 828w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-02-1.png?width=993&height=435&name=excel-powerquery-file-merge-02-1.png 993w" sizes="(max-width: 331px) 100vw, 331px"></p> <p>2.ファイル「住所変換.xlsx」を選択し、「インポート」をクリックします。</p> 3.「データ」シートを選択し、「データの変換」をクリックします。<br> <p style="padding-left: 40px; text-align: justify;"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-03-1.png?width=537&height=240&name=excel-powerquery-file-merge-03-1.png" width="537" height="240" loading="lazy" alt="excel-powerquery-file-merge-03-1" style="height: auto; max-width: 100%; width: 537px;" srcset="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-03-1.png?width=269&height=120&name=excel-powerquery-file-merge-03-1.png 269w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-03-1.png?width=537&height=240&name=excel-powerquery-file-merge-03-1.png 537w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-03-1.png?width=806&height=360&name=excel-powerquery-file-merge-03-1.png 806w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-03-1.png?width=1074&height=480&name=excel-powerquery-file-merge-03-1.png 1074w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-03-1.png?width=1343&height=600&name=excel-powerquery-file-merge-03-1.png 1343w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-03-1.png?width=1611&height=720&name=excel-powerquery-file-merge-03-1.png 1611w" sizes="(max-width: 537px) 100vw, 537px"></p> 4.「生年月日」の列を選択し、[変換]タブ-「データ型」の「日付」をクリックします。<br> <p style="padding-left: 40px; text-align: justify;"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-04-2.png?width=423&height=273&name=excel-powerquery-file-merge-04-2.png" width="423" height="273" loading="lazy" alt="excel-powerquery-file-merge-04-2" style="height: auto; max-width: 100%; width: 423px;" srcset="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-04-2.png?width=212&height=137&name=excel-powerquery-file-merge-04-2.png 212w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-04-2.png?width=423&height=273&name=excel-powerquery-file-merge-04-2.png 423w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-04-2.png?width=635&height=410&name=excel-powerquery-file-merge-04-2.png 635w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-04-2.png?width=846&height=546&name=excel-powerquery-file-merge-04-2.png 846w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-04-2.png?width=1058&height=683&name=excel-powerquery-file-merge-04-2.png 1058w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-04-2.png?width=1269&height=819&name=excel-powerquery-file-merge-04-2.png 1269w" sizes="(max-width: 423px) 100vw, 423px"></p> 5.「生年月日」が日付型に変換されます。<br>6.[ 変換 ] タブ - [ 日付と時刻の列 ] グループの「日付」をクリックし、「期間」を選択します。<br> <p style="padding-left: 40px; text-align: justify;"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-05-1.png?width=604&height=197&name=excel-powerquery-file-merge-05-1.png" width="604" height="197" loading="lazy" alt="excel-powerquery-file-merge-05-1" style="height: auto; max-width: 100%; width: 604px;" srcset="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-05-1.png?width=302&height=99&name=excel-powerquery-file-merge-05-1.png 302w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-05-1.png?width=604&height=197&name=excel-powerquery-file-merge-05-1.png 604w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-05-1.png?width=906&height=296&name=excel-powerquery-file-merge-05-1.png 906w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-05-1.png?width=1208&height=394&name=excel-powerquery-file-merge-05-1.png 1208w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-05-1.png?width=1510&height=493&name=excel-powerquery-file-merge-05-1.png 1510w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-05-1.png?width=1812&height=591&name=excel-powerquery-file-merge-05-1.png 1812w" sizes="(max-width: 604px) 100vw, 604px"></p> 7.[ 変換 ] タブ - [ 日付と時刻の列 ] グループの「期間」をクリックし、「合計年数」を選択します。<br> <p style="padding-left: 40px; text-align: justify;"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-06-1.png?width=610&height=207&name=excel-powerquery-file-merge-06-1.png" width="610" height="207" loading="lazy" alt="excel-powerquery-file-merge-06-1" style="height: auto; max-width: 100%; width: 610px;" srcset="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-06-1.png?width=305&height=104&name=excel-powerquery-file-merge-06-1.png 305w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-06-1.png?width=610&height=207&name=excel-powerquery-file-merge-06-1.png 610w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-06-1.png?width=915&height=311&name=excel-powerquery-file-merge-06-1.png 915w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-06-1.png?width=1220&height=414&name=excel-powerquery-file-merge-06-1.png 1220w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-06-1.png?width=1525&height=518&name=excel-powerquery-file-merge-06-1.png 1525w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-06-1.png?width=1830&height=621&name=excel-powerquery-file-merge-06-1.png 1830w" sizes="(max-width: 610px) 100vw, 610px"></p> 8.[変換]タブ-[数値の列]グループの「丸め」をクリックし、「切り捨て」を選択します。<br> <p style="padding-left: 40px; text-align: justify;"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-07-1.png?width=599&height=113&name=excel-powerquery-file-merge-07-1.png" width="599" height="113" loading="lazy" alt="excel-powerquery-file-merge-07-1" style="height: auto; max-width: 100%; width: 599px;" srcset="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-07-1.png?width=300&height=57&name=excel-powerquery-file-merge-07-1.png 300w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-07-1.png?width=599&height=113&name=excel-powerquery-file-merge-07-1.png 599w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-07-1.png?width=899&height=170&name=excel-powerquery-file-merge-07-1.png 899w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-07-1.png?width=1198&height=226&name=excel-powerquery-file-merge-07-1.png 1198w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-07-1.png?width=1498&height=283&name=excel-powerquery-file-merge-07-1.png 1498w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-07-1.png?width=1797&height=339&name=excel-powerquery-file-merge-07-1.png 1797w" sizes="(max-width: 599px) 100vw, 599px"></p> 9.「生年月日」の列名をダブルクリックし、「年齢」に変更します。<br> <p style="padding-left: 40px; text-align: justify;"><img src="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-08-1.png?width=601&height=176&name=excel-powerquery-file-merge-08-1.png" width="601" height="176" loading="lazy" alt="excel-powerquery-file-merge-08-1" style="height: auto; max-width: 100%; width: 601px;" srcset="https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-08-1.png?width=301&height=88&name=excel-powerquery-file-merge-08-1.png 301w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-08-1.png?width=601&height=176&name=excel-powerquery-file-merge-08-1.png 601w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-08-1.png?width=902&height=264&name=excel-powerquery-file-merge-08-1.png 902w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-08-1.png?width=1202&height=352&name=excel-powerquery-file-merge-08-1.png 1202w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-08-1.png?width=1503&height=440&name=excel-powerquery-file-merge-08-1.png 1503w, https://exceljoshi.cocoo.co.jp/hs-fs/hubfs/excel_joshi/images/media/excel-powerquery-file-merge/excel-powerquery-file-merge-08-1.png?width=1803&height=528&name=excel-powerquery-file-merge-08-1.png 1803w" sizes="(max-width: 601px) 100vw, 601px"></p> <p style="text-align: justify;">今回は、列を操作して生年月日から年齢を求める方法をご紹介してきました。新たにデータが追加された場合も、クエリを修正せずにデータ更新が可能です。</p> <p style="text-align: justify;">業務で活用し効率化していきましょう!</p> <h2 style="text-align: justify;"><span style="font-size: 14px; color: #434343;">「Power Query研修」もお任せください</span></h2> <div class="background-text" style="text-align: justify;">コクーのExcel研修では、Power Queryのテクニックを習得し、データをより効果的に扱う研修も実施しています。 <p> </p> <p>実務経験者が講師のため、現場ですぐに使うことができる実践的なカリキュラムのご提供が可能です。</p> <p>まずは詳細だけでも聞いてみたい、業務効率化したいけど何をしたらいいのか分からなくて困っている、といった内容など、いつでもお気軽にご相談ください。</p> </div> 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