SpringBoot2 整合 ClickHouse數(shù)據(jù)庫案例解析

<dependency>
  <groupId>ru.yandex.clickhouse</groupId>
  <artifactId>clickhouse-jdbc</artifactId>
  <version>0.1.53</version>
</dependency>

spring:
 datasource:
  type: com.alibaba.druid.pool.DruidDataSource
  click:
   driverClassName: ru.yandex.clickhouse.ClickHouseDriver
   url: jdbc:clickhouse://127.0.0.1:8123/default
   initialSize: 10
   maxActive: 100
   minIdle: 10
   maxWait: 6000

@Configuration
public class DruidConfig {
  @Resource
  private JdbcParamConfig jdbcParamConfig ;
  @Bean
  public DataSource dataSource() {
    DruidDataSource datasource = new DruidDataSource();
    datasource.setUrl(jdbcParamConfig.getUrl());
    datasource.setDriverClassName(jdbcParamConfig.getDriverClassName());
    datasource.setInitialSize(jdbcParamConfig.getInitialSize());
    datasource.setMinIdle(jdbcParamConfig.getMinIdle());
    datasource.setMaxActive(jdbcParamConfig.getMaxActive());
    datasource.setMaxWait(jdbcParamConfig.getMaxWait());
    return datasource;
  }
}

@Component
@ConfigurationProperties(prefix = "spring.datasource.click")
public class JdbcParamConfig {
  private String driverClassName ;
  private String url ;
  private Integer initialSize ;
  private Integer maxActive ;
  private Integer minIdle ;
  private Integer maxWait ;
  // 省略 GET 和 SET
}

public interface UserInfoMapper {
  // 寫入數(shù)據(jù)
  void saveData (UserInfo userInfo) ;
  // ID 查詢
  UserInfo selectById (@Param("id") Integer id) ;
  // 查詢?nèi)?  List<UserInfo> selectList () ;
}

<mapper namespace="com.click.house.mapper.UserInfoMapper">
  <resultMap id="BaseResultMap" type="com.click.house.entity.UserInfo">
    <id column="id" jdbcType="INTEGER" property="id" />
    <result column="user_name" jdbcType="VARCHAR" property="userName" />
    <result column="pass_word" jdbcType="VARCHAR" property="passWord" />
    <result column="phone" jdbcType="VARCHAR" property="phone" />
    <result column="email" jdbcType="VARCHAR" property="email" />
    <result column="create_day" jdbcType="VARCHAR" property="createDay" />
  </resultMap>
  <sql id="Base_Column_List">
    id,user_name,pass_word,phone,email,create_day
  </sql>
  <insert id="saveData" parameterType="com.click.house.entity.UserInfo" >
    INSERT INTO cs_user_info
    (id,user_name,pass_word,phone,email,create_day)
    VALUES
    (#{id,jdbcType=INTEGER},#{userName,jdbcType=VARCHAR},#{passWord,jdbcType=VARCHAR},
    #{phone,jdbcType=VARCHAR},#{email,jdbcType=VARCHAR},#{createDay,jdbcType=VARCHAR})
  </insert>
  <select id="selectById" parameterType="java.lang.Integer" resultMap="BaseResultMap">
    select
    <include refid="Base_Column_List" />
    from cs_user_info
    where id = #{id,jdbcType=INTEGER}
  </select>
  <select id="selectList" resultMap="BaseResultMap" >
    select
    <include refid="Base_Column_List" />
    from cs_user_info
  </select>
</mapper>

@RestController
@RequestMapping("/user")
public class UserInfoController {
  @Resource
  private UserInfoService userInfoService ;
  @RequestMapping("/saveData")
  public String saveData (){
    UserInfo userInfo = new UserInfo () ;
    userInfo.setId(4);
    userInfo.setUserName("winter");
    userInfo.setPassWord("567");
    userInfo.setPhone("13977776789");
    userInfo.setEmail("winter");
    userInfo.setCreateDay("2020-02-20");
    userInfoService.saveData(userInfo);
    return "sus";
  }
  @RequestMapping("/selectById")
  public UserInfo selectById () {
    return userInfoService.selectById(1) ;
  }
  @RequestMapping("/selectList")
  public List<UserInfo> selectList () {
    return userInfoService.selectList() ;
  }
}