feat: 集成 ShardingSphere-JDBC 最新版，分表存储小说内容（默认关闭）

默认关闭分库分表，通过配置属性 shardingsphere.enabled 来开启

pom.xml

@@ -21,6 +21,7 @@
         <elasticsearch.version>8.2.0</elasticsearch.version>
         <xxl-job.version>2.3.1</xxl-job.version>
         <sentinel.version>1.8.4</sentinel.version>
+        <shardingsphere-jdbc.version>5.1.1</shardingsphere-jdbc.version>
     </properties>
     <dependencies>
         <dependency>
@@ -137,6 +138,13 @@
             <version>${sentinel.version}</version>
         </dependency>
 
+        <!-- ShardingSphere-JDBC -->
+        <dependency>
+            <groupId>org.apache.shardingsphere</groupId>
+            <artifactId>shardingsphere-jdbc-core-spring-boot-starter</artifactId>
+            <version>${shardingsphere-jdbc.version}</version>
+        </dependency>
+
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>

src/main/resources/application.yml

@@ -20,6 +20,44 @@ spring:
     url: jdbc:mysql://localhost:3306/novel_test?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai
     username: root
     password: test123456
+  # 分库分表配置
+  shardingsphere:
+    datasource:
+      names: ds_0
+      ds_0:
+        type: com.zaxxer.hikari.HikariDataSource
+        driverClassName: com.mysql.cj.jdbc.Driver
+        jdbcUrl: jdbc:mysql://localhost:3306/novel_test?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai
+        username: root
+        password: test123456
+    rules:
+      sharding:
+        tables:
+          # book_content表
+          book_content:
+            # 数据节点
+            actual-data-nodes: ds_$->{0}.book_content$->{0..9}
+            # 分表策略
+            table-strategy:
+              standard:
+                # 分片列名称
+                sharding-column: chapter_id
+                # 分片算法名称
+                sharding-algorithm-name: bookContentSharding
+        sharding-algorithms:
+          bookContentSharding:
+            # 行表达式分片算法，使用 Groovy 的表达式，提供对 SQL 语句中的 = 和 IN 的分片操作支持
+            type: INLINE
+            props:
+              # 分片算法的行表达式
+              algorithm-expression: book_content$->{chapter_id % 10}
+    props:
+      # 是否在日志中打印 SQL
+      sql-show: true
+    # 是否开启分库分表
+    enabled: false
+
+
   config:
     activate:
       on-profile: dev