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FlatFileItemReader는 Spring Batch에서 파일을 읽어오는 ItemReader 이다 예시코드 @Configuration @EnableBatchProcessing public class BatchConfig { private final JobBuilderFactory jobBuilderFactory; private final StepBuilderFactory stepBuilderFactory; @Autowired public BatchConfig(JobBuilderFactory jobBuilderFactory, StepBuilderFactory stepBuilderFactory) { this.jobBuilderFactory = jobBuilderFactory; this.stepBuild..

1. 의존성 추가 (H2 예제) org.springframework.boot spring-boot-starter-batch com.h2database h2 runtime 2. 작업 수행 정보를 저장할 테이블 생성 CREATE TABLE BATCH_JOB_INSTANCE ( JOB_INSTANCE_ID BIGINT NOT NULL PRIMARY KEY, VERSION BIGINT, JOB_NAME VARCHAR(100) NOT NULL, JOB_KEY VARCHAR(32) NOT NULL, constraint JOB_INST_UN unique(JOB_NAME, JOB_KEY) ); CREATE TABLE BATCH_JOB_EXECUTION ( JOB_EXECUTION_ID BIGINT NOT NULL PR..

https://docs.spring.io/spring-batch/docs/current/reference/html/spring-batch-intro.html#spring-batch-intro Spring Batch Introduction Many applications within the enterprise domain require bulk processing to perform business operations in mission-critical environments. These business operations include: Automated, complex processing of large volumes of information that is most efficientl docs.spr..