JAVA] Excel - POI (XSSFWorkbook Example)
Por um escritor misterioso
Last updated 21 março 2025
![JAVA] Excel - POI (XSSFWorkbook Example)](https://img1.daumcdn.net/thumb/R800x0/?scode=mtistory2&fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2F4Q46l%2Fbtr0favABKX%2FOepuXlCAjC0DYs6XKluar0%2Fimg.png)
POI 아파치 소프트웨어 재단에서 만든 라이브러리로 Microsoft Office 파일을 자바 언어로 읽고 쓰는 기능 제공한다. 주로 Word, Excel, Power Point 파일을 지원한다. POI라이브러리를 사용하여 Excel을 다루어보자. Workbook 종류 HSSF : Excel 2007 하위버전(.xls) 파일 포맷을 사용할 때 사용 XSSF : Excel 2007 (.xlsx) 파일 포맷을 사용할 때 사용 SXSSF : 대용량 엑셀 파일을 출력할 때 사용 XSSF, SXSSF 차이 XSSF - 읽기, 쓰기가 가능하다. - 메모리에 파일데이터를 쌓아두고 사용하기 때문에 용량이 큰 경우 Out Of Memory 에러가 발생한다. SXSSF - 쓰기만 가능하다. - 임시파일을 중간중간 생성하여..
![JAVA] Excel - POI (XSSFWorkbook Example)](http://www.testingdocs.com/wp-content/uploads/Excel_Sheet2.jpg)
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![JAVA] Excel - POI (XSSFWorkbook Example)](http://total-qa.com/wp-content/uploads/2020/08/ExcelTerminology.png)
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![JAVA] Excel - POI (XSSFWorkbook Example)](https://www.tutorialspoint.com/apache_poi/images/printarea.jpeg)
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![JAVA] Excel - POI (XSSFWorkbook Example)](https://coderlessons.com/wp-content/uploads/2019/07/circle.jpeg)
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