change

tests/examples/JDBC/mybatisplus-demo/pom.xml

@@ -103,12 +103,12 @@
         </profile>
         <profile>
             <id>prod</id>
-            <activation>
-                <activeByDefault>true</activeByDefault>
-            </activation>
             <properties>
                 <spring.profiles.active>prod</spring.profiles.active>
             </properties>
+            <activation>
+                <activeByDefault>true</activeByDefault>
+            </activation>
         </profile>
     </profiles>
 

tests/examples/JDBC/mybatisplus-demo/src/main/java/com/taosdata/example/mybatisplusdemo/config/MybatisPlusConfig.java

@@ -0,0 +1,23 @@
+package com.taosdata.example.mybatisplusdemo.config;
+
+import com.baomidou.mybatisplus.extension.plugins.PaginationInterceptor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class MybatisPlusConfig {
+
+    @Bean
+    public PaginationInterceptor paginationInnerInterceptor() {
+        PaginationInterceptor paginationInterceptor = new PaginationInterceptor();
+        // 设置请求的页面大于最大页后操作， true调回到首页，false 继续请求  默认false
+        // paginationInterceptor.setOverflow(false);
+        // 设置最大单页限制数量，默认 500 条，-1 不受限制
+        // paginationInterceptor.setLimit(500);
+        // 开启 count 的 join 优化,只针对部分 left join
+//        paginationInterceptor.setCountSqlParser(new JsqlParserCountOptimize(true));
+        return paginationInterceptor;
+
+    }
+
+}

tests/examples/JDBC/mybatisplus-demo/src/main/resources/application-prod.yml

@@ -1,13 +1,12 @@
 spring:
   datasource:
-#    driver-class-name: com.taosdata.jdbc.TSDBDriver
+    #    driver-class-name: com.taosdata.jdbc.TSDBDriver
-#    url: jdbc:TAOS://localhost:6030/mp_test
+    #    url: jdbc:TAOS://localhost:6030/mp_test
-#    user: root
+    #    user: root
-#    password: taosdata
+    #    password: taosdata
-#    charset: UTF-8
+    #    charset: UTF-8
-#    locale: en_US.UTF-8
+    #    locale: en_US.UTF-8
-#    timezone: UTC-8
+    #    timezone: UTC-8
-
     driver-class-name: com.mysql.jdbc.Driver
     url:  jdbc:mysql://master:3306/test?useSSL=false
     username: root

tests/examples/JDBC/mybatisplus-demo/src/main/resources/application.yml

@@ -1,3 +1,3 @@
 spring:
   profiles:
-    active: @spring.profiles.active@
+    active: "@spring.profiles.active@"

tests/examples/JDBC/mybatisplus-demo/src/test/java/com/taosdata/example/mybatisplusdemo/mapper/WeatherMapperTest.java

@@ -1,6 +1,7 @@
 package com.taosdata.example.mybatisplusdemo.mapper;
 
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.taosdata.example.mybatisplusdemo.domain.Weather;
 import org.junit.Assert;
 import org.junit.Test;
@@ -37,24 +38,11 @@ public class WeatherMapperTest {
         weather.setTs(new Timestamp(1605024000000l));
         weather.setTemperature(random.nextFloat() * 50);
         weather.setHumidity(random.nextInt(100));
-        weather.setLocation("wangjing");
+        weather.setLocation("望京");
         int affectRows = mapper.insert(weather);
         Assert.assertEquals(1, affectRows);
     }
 
-    @Test
-    public void testDelete() {
-        mapper.delete(new QueryWrapper<Weather>().eq("location", "wangjing"));
-    }
-
-    @Test
-    public void testDeleteByMap() {
-        Map<String, Object> map = new HashMap<>();
-        map.put("location", "wangjing");
-        int affectRows = mapper.deleteByMap(map);
-//        Assert.assertEquals(0, affectRows);
-    }
-
     @Test
     public void testSelectOne() {
         QueryWrapper<Weather> wrapper = new QueryWrapper<>();
@@ -87,5 +75,16 @@ public class WeatherMapperTest {
         Assert.assertEquals(5, count);
     }
 
+    @Test
+    public void testSelectPage() {
+        Page<Weather> page = new Page<>(1, 2);
+        Page<Weather> weatherPage = mapper.selectPage(page, null);
+        System.out.println("total : " + weatherPage.getTotal());
+        System.out.println("pages : " + weatherPage.getPages());
+        for (Weather weather : weatherPage.getRecords()) {
+            System.out.println(weather);
+        }
+    }
+
 
 }