1

src/main/java/org/apache/ibatis/builder/xml/XMLConfigBuilder.java

@@ -147,7 +147,7 @@ public class XMLConfigBuilder extends BaseBuilder {
       //6.设置
       settingsElement(root.evalNode("settings"));
       // read it after objectFactory and objectWrapperFactory issue #631
-      //7.环境
+      //7.环境  初始数据源
       environmentsElement(root.evalNode("environments"));
       //8.databaseIdProvider
       databaseIdProviderElement(root.evalNode("databaseIdProvider"));