完整触发参考(https://www.tutorialspoint.com/plsql/plsql_triggers.htm) 0投票 您不能在一个语句中更新2个表(多个),而是使用2个语句并在使用@Transactional注释的方法中调用它们 @Transactional public void updateTables() { updateTableOne(); updateTableTwo(); } 当两个表都存在方法时,将发生提交。 查...
Learn how to store data temporarily in Oracle for efficient use later. Explore various techniques and best practices for managing temporary data.
Learn how to effectively use the Oracle XMLAGG aggregate function to combine XML data. Step-by-step examples and best practices included.
oracle表空间扩容 摘要:参考 更新指定数据库表中某个字段的字符 摘要:场景:Oracle数据库中,存在一个数据表TableA,有个字段name,在录入内容时,不小心录入了@,导致TableA中所有name字段中都含有@字符,现在想执行一个SQL语句将该冗余字符去掉。 解决方式:使用REPLACE函数批量替换 update TableA t set t.name = R阅...
sql server notes SQL Tutorial SQL TUTORIAL Simply Easy Learning by tutorialspoint.com tutorialspoint.com i ABOUT THE TUTORIAL SQL Tutorial SQL is a database computer language designed for the retrieval and management of data in relational database. SQL stands for Structured Query Language. This tut...
.com/springmvc/springmvc_hidden.htm 说明:示例基于Spring MVC 4.1.6. 以下示例显示如何使用Spring Web MVC框架在窗体中使用隐藏字段.首先,让我们使用Eclipse IDE,并按照以下步骤使用Spring Web Framework开发基于动态窗体的Web应用程序: 步骤 描述 1 创建一个名为HelloWeb的项目,在一个包com.tutorialspoint下,如...
Maven快照机制(SNAPSHOT) 2017-05-14 16:21 − 以下引用自https://ayayui.gitbooks.io/tutorialspoint-maven/content/book/maven_snapshots.html: 一、场景 一个大型的软件应用通常包含多个模块,并且通常的场景是多个团队开发同一应用的不同模块。举个例子,设想一个团队开发应用... EasonJim 3 22109 ...
资源包括博客,github项目,书籍。本文整理成文,分享之。1.国外tutorial级别网站虽然是英文文档,但准备代码比较全,适合上手学习。地址简介http://www.journaldev.com/tag/java-thread国外tutorial级别文档http://www.tutorialspoint.com//java/java_multithreading.htm国外tutorial级别 ...
a.sid session_id ,a.sql_id ,a.status ,a.cpu_time/1000000 cpu_sec ,a.buffer_gets ,a.disk_reads ,b.sql_text sql_text from v$sql_monitor a ,v$sql b where a.sql_id = b.sql_id order by a.cpu_time desc) where rownum <=10;...
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