MyBatis整合多数据源

基础环境

SpringBoot : 3.0.0
Java: jdk-17.0.5
Maven: 3.6.1
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引入相关jar

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0modelVersion>
    <parent>
        <groupId>org.springframework.bootgroupId>
        <artifactId>spring-boot-starter-parentartifactId>
        <version>3.0.0-SNAPSHOTversion>
        <relativePath/> 
    parent>
    <groupId>com.gisergroupId>
    <artifactId>gis-java-mpartifactId>
    <version>0.0.1-SNAPSHOTversion>
    <name>gis-java-mpname>
    <description>Demo project for Spring Bootdescription>
    <properties>
        <java.version>17java.version>
    properties>
    <dependencies>
        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-starter-webartifactId>
        dependency>

        <dependency>
            <groupId>com.baomidougroupId>
            <artifactId>mybatis-plus-boot-starterartifactId>
            <version>3.5.3version>
            <exclusions>
                <exclusion>
                    <groupId>org.springframework.bootgroupId>
                    <artifactId>spring-boot-starter-jdbcartifactId>
                exclusion>
            exclusions>
        dependency>

        <dependency>
            <groupId>com.baomidougroupId>
            <artifactId>dynamic-datasource-spring-boot-starterartifactId>
            <version>3.6.1version>
            <exclusions>
                <exclusion>
                    <groupId>org.springframework.bootgroupId>
                    <artifactId>spring-boot-starter-aopartifactId>
                exclusion>
                <exclusion>
                    <groupId>org.springframework.bootgroupId>
                    <artifactId>spring-boot-starter-jdbcartifactId>
                exclusion>
            exclusions>
        dependency>
        
		
		<dependency>
		    <groupId>com.baomidougroupId>
		    <artifactId>mybatis-plus-generatorartifactId>
		    <version>3.5.3version>
		dependency>

        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-starter-jdbcartifactId>
            <version>2.1.3.RELEASEversion>
        dependency>
        <dependency>
            <groupId>mysqlgroupId>
            <artifactId>mysql-connector-javaartifactId>
            <version>8.0.16version>
        dependency>
		
		<dependency>
		    <groupId>org.springframework.bootgroupId>
		    <artifactId>spring-boot-starter-freemarkerartifactId>
		    <version>3.1.5version>
		dependency>
        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-starter-webartifactId>
        dependency>
        <dependency>
            <groupId>org.projectlombokgroupId>
            <artifactId>lombokartifactId>
            <optional>trueoptional>
        dependency>
        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-starter-testartifactId>
            <scope>testscope>
        dependency>
        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-autoconfigureartifactId>
            <version>3.0.0version>
        dependency>
    dependencies>

    <build>
        <finalName>gis-mpfinalName>
        <plugins>
            <plugin>
                <groupId>org.springframework.bootgroupId>
                <artifactId>spring-boot-maven-pluginartifactId>
                <version>2.5.4version>
                <configuration>
                    <mainClass>com.giser.mp.GisJavaMpApplicationTestsmainClass>
                configuration>
            plugin>
        plugins>
    build>

project>
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数据源等配置

server:
  port: 9999
  servlet:
    context-path: /
    encoding:
      charset: UTF-8
  
spring:
  datasource:
    params: useSSL=false&useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&allowMultiQueries=true&zeroDateTimeBehavior=convertToNull&allowMultiQueries=true&serverTimezone=GMT%2B8
    dynamic:
      primary: master
      strict: false
      datasource:
        master:
          url: jdbc:mysql://ip:port/dbname?${spring.datasource.params}
          username: dbusername
          password: dbpassword
        slave:
          url: jdbc:mysql://ip:port/dbname?${spring.datasource.params}
          username: dbusername
          password: dbpassword
      hikari:
        max-lifetime: 18000
        connection-timeout: 10000
        idle-timeout: 3600000
        min-idle: 4
        max-pool-size: 12
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