spring boot配置慢SQL记录输出日志

配置类：

package com.hh.config;

import com.alibaba.druid.filter.Filter;
import com.alibaba.druid.filter.stat.StatFilter;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceBuilder;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import com.google.common.collect.Lists;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.sql.DataSource;

/**
 * druid监控控制台配置
 * http://localhost:port/druid
 */
@Configuration
public class DruidConfig {
    
    
    @Bean
    @ConfigurationProperties(prefix = "spring.datasource")
    public DataSource druidDataSource(){
    
    
        DruidDataSource druidDataSource = DruidDataSourceBuilder.create().build();
        druidDataSource.setProxyFilters(Lists.newArrayList(statFilter()));
        return druidDataSource;
    }


    @Bean
    public ServletRegistrationBean druidServlet() {
    
    
        // 主要实现web监控的配置处理
        ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(
                // 表示进行druid监控的配置处理操作
                new StatViewServlet(), "/druid/*");
        // 白名单
        // servletRegistrationBean.addInitParameter("allow", "127.0.0.1,192.168.202.233");
        // 黑名单
        // servletRegistrationBean.addInitParameter("deny", "192.168.202.234");
        // 用户名
        servletRegistrationBean.addInitParameter("loginUsername", "root");
        // 密码
        servletRegistrationBean.addInitParameter("loginPassword", "root");
        // 是否可以重置数据源
        servletRegistrationBean.addInitParameter("resetEnable", "false");
        return servletRegistrationBean;

    }

    @Bean // 监控
    public FilterRegistrationBean filterRegistrationBean() {
    
    
        FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean();
        filterRegistrationBean.setFilter(new WebStatFilter());
        // 所有请求进行监控处理
        filterRegistrationBean.addUrlPatterns("/*");
        // 排除
        filterRegistrationBean.addInitParameter("exclusions", "/static/*,*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*");
        return filterRegistrationBean;
    }
    public Filter statFilter(){
    
    
        StatFilter statFilter=new StatFilter();
        //statFilter.setSlowSqlMillis(10000);// 执行超过此时间的为慢sql，毫秒,已使用配置文件中的设置
        statFilter.setLogSlowSql(true);// 是否打印慢日志
        statFilter.setMergeSql(true);// 是否将日志合并起来
        return statFilter;


    }

}

log-back.xml

追加配置项：

  <logger name="druid.sql.Statement" level="DEBUG" additivity="false">
        </logger>