update readme

Author: VonChange

README.md

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 ![](https://img.shields.io/maven-central/v/com.vonchange.common/spring-data-jdbc-mybatis.svg?label=Maven%20Central)
 [![](https://img.shields.io/github/stars/vonchange/spring-data-jdbc-mybatis.svg?style=social)
 ](https://github.com/VonChange/spring-data-jdbc-mybatis)
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 [简体中文](./README.zh-CN.md)
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 **spring data jdbc extend mybatis dynamic sql**
 ## What Is This?
 * It aims at being conceptually easy. In order to achieve this it does NOT offer caching, lazy loading,QueryDSL, write behind or many other features of JPA. This makes  a simple, limited, opinionated ORM.