小鹿记录

Dynamic Ds

官方文档 refer to : https://www.kancloud.cn/tracy5546/dynamic-datasource/2270657 功能 连接池配置 工作中使用的样例: {"connectionTimeout":30000,"maxLifetime":1800000,"keep

Administrator Administrator 发布于 2024-08-12

Hikari Conn Pool

连接池 我们常用的连接池,一般是Hikari连接池。 背景 问题如下: nested exception is org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: org.s

Administrator Administrator 发布于 2024-08-11

Jdbc Version

如何查看JDBC规范版本? 在mysql-connector-j-8.0.33.jar的META-INF下,打开MANIFEST.MF文件,就能看到如下内容: Manifest-Version: 1.0 Ant-Version: Apache Ant 1.10.7 Created-By: 1.8.0

Administrator Administrator 发布于 2024-08-11

Mybatis Generator Theory

Official Doc Sitehttps://mybatis.org/generator/MyBatis Generator Quick Start Guiderefer to : https://mybatis.org/generator/quickstart.htmlMyBatis Gene

Administrator Administrator 发布于 2023-01-05

Mybatis Generator Best Practise

自动生成pom.xml<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0" xml

Administrator Administrator 发布于 2023-01-05

Mybatis Best Practise

Mybatis整合PageHelperpom.xml<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0&qu

Administrator Administrator 发布于 2023-01-03

Mybatis Theory

Mybatis整体架构执行流程图主要构件及其相互关系构件描述SqlSession作为MyBatis⼯作的主要顶层API,表示和数据库交互的会话,完成必要数 据库增删改查功能ExecutorMyBatis执⾏器,是MyBatis调度的核⼼,负责SQL语句的⽣成和查询缓 存的维护StatementHan

Administrator Administrator 发布于 2023-01-03

Jdbc Transaction

Using Transactionshttps://docs.oracle.com/javase/tutorial/jdbc/basics/transactions.htmlThere are times when you do not want one statement to take effe

Administrator Administrator 发布于 2022-12-29

JDBC-Batch-Update

Statement batch update参考: https://www.ibm.com/docs/en/i/7.1?topic=updates-statement-batch-updateTo perform a Statement batch update, you must turn off

Administrator Administrator 发布于 2022-12-29