Use mybatis.configuration.map-underscore-to-camel-case=true

Author: alejandro-du

spring-boot-mybatis/src/main/java/com/example/ProgrammingLanguage.java

@@ -7,15 +7,15 @@ public class ProgrammingLanguage {
 	private Integer plRating;
 
 	public String getPlName() {
-		return this.plName;
+		return plName;
 	}
 
 	public void setPlName(String plName) {
 		this.plName = plName;
 	}
 
 	public Integer getPlRating() {
-		return this.plRating;
+		return plRating;
 	}
 
 	public void setPlRating(Integer plRating) {

spring-boot-mybatis/src/main/java/com/example/ProgrammingLanguageMapper.java

@@ -6,8 +6,6 @@
 import org.apache.ibatis.annotations.Insert;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
-import org.apache.ibatis.annotations.Result;
-import org.apache.ibatis.annotations.Results;
 import org.apache.ibatis.annotations.Select;
 
 @Mapper
@@ -29,10 +27,6 @@ INSERT INTO programming_language(pl_name, pl_rating)
 			FROM programming_language
 			WHERE pl_rating > #{rating}
 			""")
-	@Results(id="plResult", value={
-		@Result(property="plName", column = "pl_name"),
-		@Result(property="plRating", column = "pl_rating")
-	})
 	List<ProgrammingLanguage> findTopProgrammingLanguages(@Param("rating") int rating);
 
 }

spring-boot-mybatis/src/main/resources/application.properties

@@ -1,3 +1,5 @@
 spring.datasource.url=jdbc:mariadb://localhost:3306/demo
 spring.datasource.username=user
 spring.datasource.password=Password123!
+
+mybatis.configuration.map-underscore-to-camel-case=true