Attribute "resultType" must be declared for element type "insert"或"update" 今天写代码的时候,写mybatis的update语句和insert语句,写完之后,开jetty,但是很久过去,jetty卡卡住不动, [logistics] 2016-02-01 16:40:54 577 main com.alibaba.druid.filter.logging.Log4jFilt
Attribute "resultType" must be declared for element type "insert"或"update" insert报错 这个报错日志中说Attribute "resultType" must be declared for element type "insert",还有一个报错信息是Attribute "resultType" must
/* * 多条记录连接成一条 * tableName 表名 * type 类型:可以是insert/update/select之一 */ create or replace function my_concat(tableName varchar2,type varchar2) return varchar2 is type typ_cursor is ref cursor; v_cursor typ_cursor; v_temp ); v_result ):= ''; v_sql ); beg
1.mysql update 语句: update user set name = 'xiaoming',age = 18 where uid = 3000; 更新记录时update操作也不需要写table关键字,像insert into一样,不需要写table关键字,直接写表名即可 2.mysql insert 语句: insert into user(uid,age,name,address) values(1000,18,'xiaohong','hunanyiyang')
merge into的形式: MERGE INTO [target-table] A USING [source-table sql] B ON([conditional expression] and [...]...) WHEN MATCHED THEN [UPDATE sql] WHEN NOT MATCHED THEN [INSERT sql] 作用:判断B表和A表是否满足ON中条件,如果满足则用B表去更新A表,如果不满足