<dependency>
    <groupId>com.alibaba</groupId>
    <artifactId>druid</artifactId>
    <version>1.2.24</version>
</dependency>

<!-- Spring Boot 3.x 示例 -->
<dependency>
    <groupId>com.alibaba</groupId>
    <artifactId>druid-spring-boot-3-starter</artifactId>
    <version>1.2.24</version>
</dependency>

# application.yml
spring:
  datasource:
    url: jdbc:mysql://localhost:3306/mydb
    username: root
    password: password
    druid:
      initial-size: 5
      max-active: 20
      min-idle: 5
      max-wait: 60000
      # 启用 Filter
      filter:
        stat:
          enabled: true
          log-slow-sql: true
          slow-sql-millis: 2000
        wall:
          enabled: true

DruidDataSource dataSource = new DruidDataSource();
dataSource.setUrl("jdbc:mysql://localhost:3306/mydb");
dataSource.setUsername("root");
dataSource.setPassword("password");
dataSource.setInitialSize(5);
dataSource.setMaxActive(20);
dataSource.setMinIdle(5);
dataSource.init();

// 使用连接
try (Connection conn = dataSource.getConnection()) {
    // 执行 SQL
}

// 解析 SQL
String sql = "SELECT id, name FROM users WHERE age > 18 ORDER BY name";
List<SQLStatement> stmts = SQLUtils.parseStatements(sql, DbType.mysql);

// 格式化 SQL
String formatted = SQLUtils.format(sql, DbType.mysql);

// 获取表信息
SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(DbType.mysql);
stmts.get(0).accept(visitor);
System.out.println("Tables: " + visitor.getTables());
System.out.println("Columns: " + visitor.getColumns());

druid/
├── core/                           # 核心库（连接池、SQL 解析、安全、监控）
├── druid-spring-boot-starter/      # Spring Boot 2.x 自动配置
├── druid-spring-boot-3-starter/    # Spring Boot 3.x 自动配置
├── druid-spring-boot-4-starter/    # Spring Boot 4.x 自动配置
├── druid-wrapper/                  # 包装工具
├── druid-admin/                    # 集群监控管理端
└── doc/                            # 文档

git clone https://github.com/alibaba/druid.git
cd druid
mvn clean install