核心配置文件详解
核心配置文件中的标签必须按照固定的顺序(有的标签可以不写,但顺序一定不能乱):
properties、settings、typeAliases、typeHandlers、objectFactory、objectWrapperFactory、reflectorFactory、plugins、environments、databaseIdProvider、mappers
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78
| <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE configuration PUBLIC "-//MyBatis.org//DTD Config 3.0//EN" "http://MyBatis.org/dtd/MyBatis-3-config.dtd"> <configuration> <properties resource="jdbc.properties"></properties> <settings> <setting name="mapUnderscoreToCamelCase" value="true"/> <setting name="lazyLoadingEnabled" value="true"/> </settings> <typeAliases>
<package name="com.atguigu.mybatis.bean"/> </typeAliases>
<environments default="mysql_test">
<environment id="mysql_test">
<transactionManager type="JDBC"/>
<dataSource type="POOLED"> <property name="driver" value="${jdbc.driver}"/> <property name="url" value="${jdbc.url}"/> <property name="username" value="${jdbc.username}"/> <property name="password" value="${jdbc.password}"/> </dataSource> </environment> </environments> <mappers>
<package name="com.atguigu.mybatis.mapper"/> </mappers> </configuration>
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