{"id":1620,"date":"2021-01-31T15:27:23","date_gmt":"2021-01-31T06:27:23","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=1620"},"modified":"2021-02-01T13:48:31","modified_gmt":"2021-02-01T04:48:31","slug":"transactional-%ec%97%90%eb%84%88%ed%85%8c%ec%9d%b4%ec%85%98-%eb%88%84%eb%9d%bd","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=1620","title":{"rendered":"Transactional \uc5d0\ub108\ud14c\uc774\uc158 \ub204\ub77d"},"content":{"rendered":"<h1>Transactional \uc5d0\ub108\ud14c\uc774\uc158 \ub204\ub77d<\/h1>\n<p>\uc0bd\uc9c8 \uae30\ub85d\uc744 \ub0a8\uae41\ub2c8\ub2e4.<\/p>\n<h2>Transactional \ub204\ub77d<\/h2>\n<pre><code class=\"language-java\">@Service\npublic class DailyStockSummaryService {\n\n    \/\/ @Transactional\n    public void applyStockChange(StockChangeDto stockChangeDto) {\n\n        DailyStockSummaryKey key = new DailyStockSummaryKey();\n        key.setYyyymmdd(stockChangeDto.getYyyymmdd());\n        key.setSkuCd(stockChangeDto.getSkuCd());\n\n        DailyStockSummary entity = get(key);\n\n        \/\/ ......\n\n        repository.save(entity);\n    }\n\n    \/\/ ......\n}<\/code><\/pre>\n<p>Persistable \uc744 \uad6c\ud604\ud574\uc11c select \uac00 \uc774\uc911\uc73c\ub85c \ud638\ucd9c\ub418\ub294 \uac83\uc744 \ub9c9\uc558\uc74c\uc5d0\ub3c4, \uc544\ub798\uc5d0 \uc774\uc911\uc73c\ub85c select \uac00 \ud638\ucd9c\ub41c\ub2e4.<\/p>\n<pre><code class=\"language-sql\">Hibernate: select dailystock0_.sku_cd as sku_cd1_1_0_, dailystock0_.yyyymmdd as yyyymmdd2_1_0_, dail .....\nHibernate: select dailystock0_.sku_cd as sku_cd1_1_0_, dailystock0_.yyyymmdd as yyyymmdd2_1_0_, daily ......\nHibernate: update db_summary.tbl_daily_stock_summary set lastupdate=?, available_stock_no=?, bad_stock_no=?, btb_ch ......<\/code><\/pre>\n<h2>\uc624\ub958 \ud574\uacb0<\/h2>\n<p><code>@Transactional<\/code> \uc744 \ubd99\uc5ec\uc8fc\uba74 \ubb38\uc81c\uac00 \ud574\uacb0\ub41c\ub2e4.<\/p>\n<pre><code class=\"language-java\">@Service\npublic class DailyStockSummaryService {\n\n    @Transactional\n    public void applyStockChange(StockChangeDto stockChangeDto) {\n\n        DailyStockSummaryKey key = new DailyStockSummaryKey();\n        key.setYyyymmdd(stockChangeDto.getYyyymmdd());\n        key.setSkuCd(stockChangeDto.getSkuCd());\n\n        DailyStockSummary entity = get(key);\n\n        \/\/ ......\n\n        repository.save(entity);\n    }\n\n    \/\/ ......\n}<\/code><\/pre>\n<p>\ud2b8\ub79c\uc81d\uc158\uc744 \uac78\uc5b4\uc8fc\uc9c0 \uc54a\uc73c\uba74, \uc774\ubbf8 select \ud574 \ub193\uc740 \ub370\uc774\ud0c0\uac00 \uc0ad\uc81c\ub418\uc9c0 \uc54a\uc558\uc74c\uc5d0 \ub300\ud55c \ubcf4\uc7a5\uc774 \uc5c6\uc73c\ubbc0\ub85c, \ub9e4\ubc88 \uc0c8\ub85c select \ud558\ub294\uac00 \ubcf4\ub2e4.<\/p>\n<h2>\uc624\ub958 \uc6d0\uc778<\/h2>\n<p><a href=\"https:\/\/docs.spring.io\/spring-data\/jpa\/docs\/current\/reference\/html\/#transactions\">https:\/\/docs.spring.io\/spring-data\/jpa\/docs\/current\/reference\/html\/#transactions<\/a><\/p>\n<p>service \ub808\uc774\uc5b4\uc5d0\uc11c <code>Transactional<\/code> \uc744 \uc124\uc815\ud574 \uc8fc\uc9c0 \uc54a\uc73c\uba74, \ub514\ud3f4\ud2b8\ub85c repository \uc5d0 \uac01\uac01\uc758 \uba54\uc18c\ub4dc\uc5d0 \uc124\uc815\ub41c \ud2b8\ub79c\uc81d\uc158\uc774 \uc791\ub3d9\ud55c\ub2e4.<\/p>\n<pre><code class=\"language-java\">public interface UserRepository extends CrudRepository&lt;User, Long&gt; {\n\n  @Override\n  @Transactional(timeout = 10)\n  public List&lt;User&gt; findAll();\n\n  \/\/ Further query method declarations\n}<\/code><\/pre>\n<p><code>Persistable<\/code> \uc744 \uc124\uc815\ud588\ub2e4\uace0 \ud574\ub3c4, repository \uba54\uc18c\ub4dc \uac01\uac01\uc5d0 \ub300\ud55c \ud2b8\ub79c\uc7ad\uc158\uc774 \ub418\uae30\uc5d0, <code>repository.save(entity);<\/code> \ub3c4 \ubcc4\ub3c4\uc758 \ud2b8\ub79c\uc7ad\uc158\uc73c\ub85c \uc791\ub3d9\ud558\uace0 \uc5d4\ud130\ud2f0\uac00 \uc788\ub294\uc9c0 \uc5c6\ub294\uc9c0\ub97c \uccb4\ud06c\ud560 \uc218\ubc16\uc5d0 \uc5c6\uc5b4, select \uac00 \ud638\ucd9c\ub41c\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Transactional \uc5d0\ub108\ud14c\uc774\uc158 \ub204\ub77d \uc0bd\uc9c8 \uae30\ub85d\uc744 \ub0a8\uae41\ub2c8\ub2e4. Transactional \ub204\ub77d @Service public class DailyStockSummaryService { \/\/ @Transactional public void applyStockChange(StockChangeDto stockChangeDto) { DailyStockSummaryKey key = new DailyStockSummaryKey(); key.setYyyymmdd(stockChangeDto.getYyyymmdd()); key.setSkuCd(stockChangeDto.getSkuCd()); DailyStockSummary entity = get(key); \/\/ &#8230;&#8230; repository.save(entity); } \/\/ &#8230;&#8230; } Persistable \uc744 \uad6c\ud604\ud574\uc11c select \uac00 \uc774\uc911\uc73c\ub85c \ud638\ucd9c\ub418\ub294 \uac83\uc744 \ub9c9\uc558\uc74c\uc5d0\ub3c4, \uc544\ub798\uc5d0 \uc774\uc911\uc73c\ub85c select \uac00 \ud638\ucd9c\ub41c\ub2e4. Hibernate: select dailystock0_.sku_cd\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=1620\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-1620","post","type-post","status-publish","format-standard","hentry","category-spring-boot-2-1"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1620","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1620"}],"version-history":[{"count":6,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1620\/revisions"}],"predecessor-version":[{"id":1627,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1620\/revisions\/1627"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}