From 9d8709ed2d97d920345ba2a128db43c098c7a310 Mon Sep 17 00:00:00 2001 From: xiongxiaoyang <1179705413@qq.com> Date: Wed, 19 Mar 2025 07:53:03 +0800 Subject: [PATCH] =?UTF-8?q?perf:=20=E6=8F=90=E5=89=8D=E5=88=9B=E5=BB=BA?= =?UTF-8?q?=E6=95=B0=E6=8D=AE=E5=BA=93=E8=BF=9E=E6=8E=A5=E6=B1=A0=20Spring?= =?UTF-8?q?=20Boot=20=E6=96=B0=E7=89=88=E6=9C=AC=E9=BB=98=E8=AE=A4?= =?UTF-8?q?=E4=BC=9A=E5=9C=A8=E7=AC=AC=E4=B8=80=E6=AC=A1=E8=AF=B7=E6=B1=82?= =?UTF-8?q?=E6=95=B0=E6=8D=AE=E5=BA=93=E6=97=B6=E5=88=9B=E5=BB=BA=E8=BF=9E?= =?UTF-8?q?=E6=8E=A5=E6=B1=A0?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../io/github/xxyopen/novel/NovelApplication.java | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/src/main/java/io/github/xxyopen/novel/NovelApplication.java b/src/main/java/io/github/xxyopen/novel/NovelApplication.java index 65faad1..52efabc 100644 --- a/src/main/java/io/github/xxyopen/novel/NovelApplication.java +++ b/src/main/java/io/github/xxyopen/novel/NovelApplication.java @@ -1,5 +1,6 @@ package io.github.xxyopen.novel; +import com.zaxxer.hikari.HikariDataSource; import lombok.extern.slf4j.Slf4j; import org.mybatis.spring.annotation.MapperScan; import org.springframework.boot.CommandLineRunner; @@ -15,6 +16,7 @@ import org.springframework.security.config.annotation.web.builders.HttpSecurity; import org.springframework.security.web.SecurityFilterChain; import javax.sql.DataSource; +import java.sql.Connection; import java.util.Map; @SpringBootApplication @@ -39,7 +41,14 @@ public class NovelApplication { }); // 提前创建连接池，而不是在第一次访问数据库时才创建，提高第一次访问接口的速度 log.info("创建连接池..."); - dataSource.getConnection(); + try (Connection connection = dataSource.getConnection()) { + HikariDataSource hikariDataSource = (HikariDataSource) dataSource; + log.info("最小空闲连接数：{}", hikariDataSource.getMinimumIdle()); + log.info("最大连接数：{}", hikariDataSource.getMaximumPoolSize()); + log.info("创建连接池完成."); + log.info("数据库：{}", connection.getMetaData().getDatabaseProductName()); + log.info("数据库版本：{}", connection.getMetaData().getDatabaseProductVersion()); + } }; }