1. Not allowed to return a result set from a trigger创建触发器语句如下:1 CREATE TRIGGER newproduct AFTER INSERT ON products 2 FOR EACH ROW SELECT 'Product added' ;此时报错:Not allowed to return a result set from a tri
因为很多存储过程都会共用一段sql语句,所以我把共用的sql封装成一个自定义函数 AddCapital(); 然后通过存储过程调用,创建存储过程会报错1415,Not allowed to return a result set from a function(不允许从函数返回结果集);因为存储过程返回值为int,你可以定义一个变量接收一下函数的返回值;再执行就没问题了。
but there is no returning of an result set and the sp also returns no result set. please help Charlie Subject Views Written By Posted Not allowed to return a result set from a trigger 29354 Charlie Schaubmair August 08, 2006 04:41AM ...
在mysql的trigger和function中不能出现select * from table形式的查询，因为其会返回一个结果集；而这在mysql的trigger和function中是不可接受的，但是在存储过程中可以。在trigger和function中可以使用select ... into ...形式的查询。
GreatDB Cluster[test]>deletefrom tt1->where id=5->and c1 is notnull->\c GreatDB Cluster[test]> 可以看到,在命令窗口最后输入\c后,SQL不会被执行,并且重新启动新的命令行接收客户端输入。需要注意的是:\c和需要取消的SQL间,不能有分隔符(默认为分号;),否则会先执行分隔符前面的SQL,然后再执行\c,这...
C++调用存储过程失败!出现如下错误:MySQL Error: PROCEDURE xmdk.query_all_plan can't return a result set in the given context 其中: xmdk是数据库名称, query_all_plan是自己写的存储过程的名字; 错误原因:连接数据库的方式可能不正确。 导致报错的数据库连接方式: ...
set_allowed_mem_size() : anonymous_namespace{opt_trace.cc}::Buffer, Opt_trace_stmt set_allowed_methods() : http::server::Server set_allowed_parameter_tables() : anonymous_namespace{join_optimizer.cc}::RefAccessBuilder set_allowlist_errors() : dd::upgrade::Bootstrap_error_handler set_alte...
CREATETABLE`sys_user_info`(`id`int(11)NOTNULLAUTO_INCREMENTCOMMENT'id',`name`varchar(255)DEFAULTNULLCOMMENT'姓名',`age`tinyint(4)DEFAULTNULLCOMMENT'年龄',`gender`tinyint(1)DEFAULTNULLCOMMENT'性别',PRIMARYKEY(`id`))ENGINE=InnoDBDEFAULTCHARSET=utf8mb4; ...
Host ... is not allowed to connect to this MySQL server You can fix this by setting up an account for the combination of client host name and user name that you are using when trying to connect. If you do not know the IP address or host name of the machine from which you are co...
IF (LoginID IS NULL OR ParentID = LoginID) THEN LEAVE FINDLEG; ELSE SET ParentID = LoginID; END IF; END WHILE FINDLEG; RETURN ParentID; END$$ Error Code : 1415 Not allowed to return a result set from a function kindly helpNavigate...