我发现在连接mariadb时,生成的映射接口中缺少一些方法,mapper生成的方法如下:
public interface Mapper {
int insert(Record record);
int insertSelective(Record record);
}
什么应该是:
public interface Mapper {
int deleteByPrimaryKey(Record id);
int insert(Record record);
int insertSelective(Record record);
City
我用Dexie和IndexedDB一起工作。我在用:
db.version(1).stores({
activities: '++LocalActivityId'
});
使PK LocalActivityId自动递增/分配。
当我使用时,put
db.activities.put(activity).then(function(newId){
// don't even need to use "newId", the value is already assigned to my object
console.log("
有一个带有Spring和MyBatis的网络项目。我在开发中使用了IntelliJ的思想。IDEA无法正确检查MyBatis bean并产生恼人的不足,尽管存在指向数据访问对象的链接。
检查意见:
Could not autowire. No beans of 'ApplicationMapper' type found.
我的Spring和MyBatis配置: Spring:
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
您好,我正在尝试在MyBATIS中执行更新操作,但是我收到了SQL语法错误异常,我不能理解我哪里做错了有人建议我
Temp.java
public class Temp{
private int id;
private String name;
private List<Sect> sect;
//setters and getters
}
Sect.java
Public class Sect{
private int id;
private int sid;
private String sname;
private String priority;
//setters an
我可以使用以下代码在spring中配置多个mybatis数据源。在mybatis-spring中使用java注解和配置(无xml)的方法是什么?
public class DataSourceSqlSessionFactory {
private Logger logger = LoggerFactory.getLogger(getClass());
private final static String MYBATIS_CONFIG = "mybatis-config-datasource.xml" ;
public final static Stri
在我将PostgreSQL 13数据库列tags更改为jsonb后,在执行sql时抛出错误:
Caused by: org.springframework.jdbc.BadSqlGrammarException:
### Error updating database. Cause: org.postgresql.util.PSQLException: ERROR: column "tags" is of type jsonb but expression is of type character varying
Hint: You will need to rewri