<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">안녕하세요.</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">&nbsp;</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">항상 좋은 강의 감사합니다.</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">&nbsp;</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">영속성 컨텍스트의 1차 캐시에 대해서 질문이 있습니다.</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">&nbsp;</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">같은 트랜잭션내에 1차 캐시에 @id값과 entity를 맵핑하여</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">캐싱을 해둔다고 이해했습니다.</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">&nbsp;</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">그럼 같은 트랜잭션내에 다른 테이블의 @id값이 같은 경우</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">문제가 되는경우는 없나요?</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">&nbsp;</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">오직 id값만으로 캐싱을 해둔다면 다른 테이블이지만 id값은</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">같은 경우도 발생할 것 같아 질문드립니다.</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">&nbsp;</div>
<div class="type-placeholder" style="font-size: 15px; letter-spacing: -0.3px; color: #abb0b5; white-space: pre-wrap;">감사합니다.</div>

<p><span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요. 님, 공식 서포터즈 David입니다.\n\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:10,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:17}" data-sheets-hyperlinkruns="{&quot;1&quot;:10,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:17}"><span style="font-size: 12pt;">안녕하세요.&nbsp;</span></span><span style="font-family: Arial;">zcx6263</span><span style="font-family: Arial; font-size: 12pt;">님, </span><span style="font-family: Arial; font-size: 12pt; text-decoration-line: underline; text-decoration-skip-ink: none; color: #1155cc;"><a class="in-cell-link" href="https://www.inflearn.com/blogs/617" target="_blank" rel="noopener">공식 서포터즈</a></span><span style="font-family: Arial; font-size: 12pt;"> David입니다.</span></p>
<p><span data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요. 님, 공식 서포터즈 David입니다.\n\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:10,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:17}" data-sheets-hyperlinkruns="{&quot;1&quot;:10,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:17}"><span style="font-family: Arial;">엔티티를 찾아올 때 id와 객체의 타입 정보를 활용하여 찾아옵니다.</span></span></p>
<p><span data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요. 님, 공식 서포터즈 David입니다.\n\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:10,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:17}" data-sheets-hyperlinkruns="{&quot;1&quot;:10,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:17}"><span style="font-family: Arial;">자세한 내용은 EntityKey 클래스를 확인해주세요.</span></span></p>
<p><span data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요. 님, 공식 서포터즈 David입니다.\n\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:10,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:17}" data-sheets-hyperlinkruns="{&quot;1&quot;:10,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:17}"><span style="font-family: Arial;"><span style="font-size: 12pt;">감사합니다.</span></span></span></p>

<p><span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요, {} 님. 공식 서포터즈 codesweaver 입니다.\n.\n{내용}\n.\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:13,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:20}" data-sheets-hyperlinkruns="{&quot;1&quot;:13,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:20}"><span style="font-size: 12pt;">안녕하세요,&nbsp;</span><span style="color: #495057; font-family: 'Noto Sans KR', -apple-system, 'system-ui', BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif, Oxygen, Ubuntu, Cantarell, 'Fira Sans', 'Droid Sans', Helvetica; font-size: 14px; background-color: #ffffff;">zcx6263</span><span style="font-size: 12pt;">&nbsp;님. </span><span style="font-size: 12pt; text-decoration-line: underline; text-decoration-skip-ink: none; color: #1155cc;"><a class="in-cell-link" href="https://www.inflearn.com/blogs/617" target="_blank" rel="noopener">공식 서포터즈</a></span><span style="font-size: 12pt;"> codesweaver 입니다.<br />.<br />하이버네이트 내부 코드를 분석한것은 아니고 추측이긴 합니다만,</span></span></p>
<p><span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요, {} 님. 공식 서포터즈 codesweaver 입니다.\n.\n{내용}\n.\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:13,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:20}" data-sheets-hyperlinkruns="{&quot;1&quot;:13,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:20}"><span style="font-size: 12pt;">아이디가 중복될 경우에도 객체가 서로 다르다면 이를 구분할 수 있습니다.</span></span></p>
<p><span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요, {} 님. 공식 서포터즈 codesweaver 입니다.\n.\n{내용}\n.\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:13,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:20}" data-sheets-hyperlinkruns="{&quot;1&quot;:13,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:20}"><span style="font-size: 12pt;">자바에는 instanceOf 연산자를 제공하는데 이 연산자를 이용하면&nbsp;</span></span></p>
<p><span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요, {} 님. 공식 서포터즈 codesweaver 입니다.\n.\n{내용}\n.\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:13,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:20}" data-sheets-hyperlinkruns="{&quot;1&quot;:13,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:20}"><span style="font-size: 12pt;">아이디가 같지만 서로 다른 객체를 구분할 수 있습니다.<br />.<br />감사합니다.</span></span></p>

Inflearn Community Q&A

1차 캐시 @id값 질문 있습니다.