Java Spring Boot中的应用程序.properties文件中未使用的属性

当我try 将Spring Boot连接到MySQL数据库时，出现了一个名为:application.properties文件中未使用的属性的问题.

This is my application.properties file.

这是我的pom.xml文件

<?xml version="1.0" encoding="UTF-8"?>
 
<modelVersion>4.0.0</modelVersion>
<parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>3.2.0</version>
    <relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.fund</groupId>
<artifactId>Slip_Manager</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>Slip_Manager</name>
<description>This is a Slip Manager product</description>
<properties>
    <java.version>17</java.version>
</properties>
<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
    </dependency>

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-data-jpa</artifactId>
    </dependency>

    <dependency>
        <groupId>com.mysql</groupId>
        <artifactId>mysql-connector-j</artifactId>
        <scope>runtime</scope>
    </dependency>

</dependencies>

<build>
    <plugins>
        <plugin>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-maven-plugin</artifactId>
        </plugin>
    </plugins>
</build>

我使用的是IntelliJ Idea 2022.3.1(社区版).