spring.datasource.max-pool-prepared-statement-per-connection-size = # spring.datasource.max-open-prepared-statements = # 等价于上面的 max-pool-prepared-statement-per-connection-size # 检测连接是否有效的 SQL 语句,一般为查询语句 spring.datasource.validation-query = select 1 from dual # 检测连接是...
环境要求 JDK :1.8 SpringBoot :1.5.17.RELEASE 首先还是Maven的相关依赖: <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <java.version>1.8</java.version> <maven.compiler.source>1.8</maven.compiler.source> <maven.compiler.target>1.8</maven.compiler.target> </properti...
Learn to configure a robust database in a Spring Boot app on Choreo, from development to deployment, ensuring a seamless and secure transition.In our previous article, we looked at running a Spring Boot application on Choreo. We used an in-memory H2 database, which isn't robust enough for...
今天遇到spring+mybatis报错说数据库连接失败,试了很多方法,我将jdbc连接驱动由5.x版本改成8.x就好了 并且url要这样写 url: jdbc:mysql://127.0.0.1:3306/user?useUnicode=true&characterEncoding=utf-8&autoReconnect=true&useSSL=false&serverTimezone=UTC 后来百度了一下,发现数据库连接驱动的版本要与mysql的版...
spring.datasource.url=jdbc:h2:mem:testdb spring.datasource.driverClassName=org.h2.Driver spring.datasource.username=sa spring.datasource.password= spring.jpa.database-platform=org.hibernate.dialect.H2Dialect Please note by default, Spring Boot configures the in-memory database connection with the ...
支持原生Java8,Java11,Java17,Java21,Java23 应用, 支持SpringBoot 2x 以及 3x ,兼容于其他常见的 ORM 框架, 以及常见的数据源 (DataSource), 以及所有 JDBC 支持的数据库。 It makes connecting to the database and adding, deleting, modifying and querying the database very simple, whether you want ...
For such a simple concept, configuring and establishing a database connection in the Java ecosystem has long been a rather cumbersome affair. As mentioned inChapter 1, using an application server to host a Java application required developers to perform several tedious steps just to get things rea...
This URL configures the H2 database to remain open as long as the JVM is running, stay open after JVM shutdown, automatically reconnect on connection loss, and operate in PostgreSQL compatibility mode. 7. Conclusion The H2 database is fully compatible with Spring Boot. We’ve seen how to ...
connection-properties: config.decrypt=true;config.decrypt.key=${spring.datasource.publickey} ps:spring.datasource.publickey is the public key generated by the tool class Appendix:complete database configuration spring: datasource: type: com.alibaba.druid.pool.DruidDataSource ...
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