Hibernate怎么在控制台查看自动生成的建表语句
hibernate自动建表,通过配置lt;property name=quot;show_sqlquot;gt;truelt;/propertygt;和lt;property name=quot;hbm2
hibernate自动建表,,通过配置
所以只要执行以下操作即可实现控制台显示建表语句:
1.移除原来的slf4j-nop-1.5.8.jar加入log4j-1.2.15.jar
2.并加入转换器slf4j-log4j12-1.5.8.jar
3.当然还必须放入接口:slf4j-api-1.5.8.jar
4.在目录hibernate-distribution-3.6.0.Final-dist\hibernate-distribution-3.6.0.Final\project\etc下找到文件log4j.properties,复制到项目src目录下并打开,
可以找到语句:log4j.logger.org.hibernate.tool.hbm2ddl=debug ,这就是用来显示DDL语句的配置,还有其他配置用来显示其他信息,不要的话可以注释掉
5.运行程序查看控制台打印的建表语句.
注:slf4j-log4j12-1.5.8.jar和slf4j-api-1.5.8.jar在同一个slf4j官方下载的版本文件夹里面
下载网站:

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics

Integrating Hibernate in SpringBoot Project Preface Hibernate is a popular ORM (Object Relational Mapping) framework that can map Java objects to database tables to facilitate persistence operations. In the SpringBoot project, integrating Hibernate can help us perform database operations more easily. This article will introduce how to integrate Hibernate in the SpringBoot project and provide corresponding examples. 1.Introduce dependenciesIntroduce the following dependencies in the pom.xml file: org.springframework.bootspring-boot-starter-data-jpam

Java is an object-oriented programming language that is widely used in the field of software development. Hibernate is a popular Java persistence framework that provides a simple and efficient way to manage the persistence of Java objects. However, Hibernate errors are often encountered during the development process, and these errors may cause the program to terminate abnormally or become unstable. How to handle and avoid Hibernate errors has become a skill that Java developers must master. This article will introduce some common Hib

The differences between hibernate and mybatis: 1. Implementation method; 2. Performance; 3. Comparison of object management; 4. Caching mechanism. Detailed introduction: 1. Implementation method, Hibernate is a complete object/relational mapping solution that maps objects to database tables, while MyBatis requires developers to manually write SQL statements and ResultMap; 2. Performance, Hibernate is possible in terms of development speed Faster than MyBatis because Hibernate simplifies the DAO layer and so on.

Hibernate's one-to-many and many-to-many Hibernate is an excellent ORM framework that simplifies data access between Java applications and relational databases. In Hibernate, we can use one-to-many and many-to-many relationships to handle complex data models. Hibernate's one-to-many In Hibernate, a one-to-many relationship means that one entity class corresponds to multiple other entity classes. For example, an order can correspond to multiple order items (OrderItem), and a user (User) can correspond to multiple orders (Order). To implement a one-to-many relationship in Hibernate, you need to define a collection attribute in the entity class to store

In this article, we will see how to perform bulk insert/update in Hibernate. Whenever we execute a sql statement, we do it by making a network call to the database. Now, if we have to insert 10 entries into the database table, then we have to make 10 network calls. Instead, we can optimize network calls by using batch processing. Batch processing allows us to execute a set of SQL statements in a single network call. To understand and implement this, let us define our entity − @EntitypublicclassParent{@Id@GeneratedValue(strategy=GenerationType.AUTO)

Java framework technology stack: Introducing commonly used Java frameworks, such as SpringMVC, Hibernate, MyBatis, etc. With the continuous development of Java, more and more frameworks have been developed to simplify the development process. Among them, SpringMVC, Hibernate, MyBatis, etc. are one of the most commonly used frameworks in Java development. This article will introduce the basic concepts and usage of these frameworks to help readers better understand and apply these frameworks. First, let’s introduce Sp

Hibernate is an open source ORM framework that binds the data mapping between relational databases and Java programs to each other, making it easier for developers to access data in the database. Using the Hibernate framework can greatly reduce the work of writing SQL statements and improve the development efficiency and reusability of applications. Let's introduce the Hibernate framework from the following aspects. 1. Advantages of the Hibernate framework: object-relational mapping, hiding database access details, making development

Caching helps reduce database network calls when executing queries. Level 1 cache and session linking. It is implemented implicitly. The first level cache exists until the session object exists. Once the session object is terminated/closed, there will be no cached objects. Second level cache works for multiple session objects. It is linked with the session factory. Second level cache objects are available to all sessions using a single session factory. These cache objects will be terminated when a specific session factory is closed. To implement the second level cache we need to add the following dependencies to use the second level cache. <!--https://mvnrepository.com/artifact/net.sf.ehcache/ehcache--><de
