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摘要: dfafdsfadsafdsf ss cagdsfasdfasda 阅读全文
posted @ 2022-09-13 16:36 Arborblog 阅读(11) 评论(0) 推荐(0)
摘要: ![](https://img2022.cnblogs.com/blog/2587651/202209/2587651-20220913152654816-1677686045.png) 阅读全文
posted @ 2022-09-13 15:27 Arborblog 阅读(30) 评论(0) 推荐(0)
摘要: //LocalDateTime转Timestamp Timestamp timestamp = new Timestamp(TwoWeeksAgo.atZone(ZoneId.systemDefault()).toInstant().toEpochMilli()); 阅读全文
posted @ 2022-09-13 11:10 Arborblog 阅读(79) 评论(0) 推荐(0)
摘要: public HttpServletResponse download(String path, HttpServletResponse response) { try { // path是指欲下载的文件的路径。 File file = new File(path); // 取得文件名。 Strin 阅读全文
posted @ 2022-09-05 15:51 Arborblog 阅读(1182) 评论(0) 推荐(0)
摘要: USE INFORMATION_SCHEMA; SELECT TABLE_SCHEMA, TABLE_NAME, COLUMN_NAME, COLUMN_COMMENT, COLUMN_TYPE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_SCHEMA = 阅读全文
posted @ 2022-08-29 11:54 Arborblog 阅读(186) 评论(0) 推荐(0)
摘要: //排序 JPAQuery<Customer> orderBy = customer.orderBy(QCustomer.qcustomer.createTime.desc()); //分页 JPAQuery<Customer> limit = orderBy.offset(customerInpu 阅读全文
posted @ 2022-08-27 23:42 Arborblog 阅读(165) 评论(0) 推荐(0)
摘要: @Data public class RestPage<T> implements Serializable { /** * */ private static final long serialVersionUID = 1L; //元素内容 private List<T> content; //是 阅读全文
posted @ 2022-08-27 23:38 Arborblog 阅读(99) 评论(0) 推荐(0)
摘要: QCarInfo qCarInfo = QCarInfo.qCarInfo; BooleanExpression expression = qCarInfo.valid.eq(true); if(StringUtils.isNotEmpty(carListPCInputParam.getSnCode 阅读全文
posted @ 2022-08-24 19:07 Arborblog 阅读(32) 评论(0) 推荐(0)
摘要: SELECT substring_index(host, ':',1) AS host_name,state,count(*) FROM information_schema.processlist GROUP BY state,host_name; 阅读全文
posted @ 2022-08-24 17:04 Arborblog 阅读(33) 评论(0) 推荐(0)
摘要: spring-date-jpa的javasql 动态条件查询 <build> <plugins> <plugin> <dependencies> <dependency> <groupId>com.querydsl</groupId> <artifactId>querydsl-apt</artifa 阅读全文
posted @ 2022-08-18 19:59 Arborblog 阅读(468) 评论(0) 推荐(0)
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