Illegal SQL Interceptor Plugin

Introduction

IllegalSQLInnerInterceptor is a security control plugin in the MyBatis-Plus framework, designed to intercept and inspect illegal SQL statements. This plugin helps developers identify and resolve potential security issues before SQL execution, such as full-table updates, delete operations, and index checks.

• Plugin Source 👉 IllegalSQLInnerInterceptor
• Test Cases 👉 IllegalSQLInnerInterceptorTest

Features

• Interception of SQL Types: The plugin can identify and intercept specific types of SQL statements, such as high-risk operations like full-table updates or deletes.
• Mandatory Index Usage: Ensures the use of indexes in queries to improve performance and avoid full-table scans.
• Full-Table Update/Delete Checks: Prevents unauthorized full-table updates or deletes, reducing the risk of data loss.
• not, or, and Subquery Checks: Performs additional checks on SQL statements containing not, or keywords or subqueries to prevent logical errors or performance issues.

Usage

Java Configuration Example

@Configuration
public class MybatisPlusConfig {

    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
        // Add the illegal SQL interceptor
        interceptor.addInnerInterceptor(new IllegalSQLInnerInterceptor());
        return interceptor;
    }
}

XML Configuration Example

<bean id="mybatisPlusInterceptor" class="com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor">
    <property name="interceptors">
        <list>
            <bean class="com.baomidou.mybatisplus.extension.plugins.inner.IllegalSQLInnerInterceptor"/>
        </list>
    </property>
</bean>

Note

• Review Official Documentation: Before using the plugin, carefully read the official MyBatis-Plus documentation to understand detailed usage instructions and configuration methods.
• Custom Adaptation: This plugin provides a solution for intercepting illegal SQL, but it may not suit all enterprise environments. Developers should modify and optimize the plugin according to their project requirements.

The IllegalSQLInnerInterceptor plugin is a powerful security tool provided by MyBatis-Plus, helping developers identify and resolve potential SQL security issues in advance. Proper configuration and use of this plugin can significantly enhance the security and efficiency of database operations.