我的MySQL 4.1Windows服务不时会崩溃,日志中有以下几行:
091218 9:31:25 InnoDB: Database was not shut down normally!
InnoDB: Starting crash recovery.
InnoDB: Reading tablespace information from the .ibd files...
InnoDB: Restoring possible half-written data pages from the doublewrite
InnoDB: buffer...
091218 9:31:33
我的菜单有以下PHP代码,它可以选择MySQL中的所有链接和名称:
<?php
$url = '';
//select all the top row items
$sql="SELECT * from website_menu where parent_top = '' and parent = '' order by menu_order ASC ";
$rs=mysql_query($sql,$conn) or die(mysql_error());
while($result=mysql_fetch_array($r
我有一个PHP代码,它列出了表中的行:
$sql="SELECT * from pages order by menu_order ASC ";
$rs=mysql_query($sql,$conn) or die(mysql_error());
while($result=mysql_fetch_array($rs))
{
echo '<a href="edit_page.php?pagename='.$result["pagename"].'">'.$resu
我在OS上使用MySQL 5-雪豹.
使工作代码就位,从序列表获得最高序列号ID,然后递增并分配给相应的表:
原始代码的目的是动态地递增特定表的最后一个序列id,并将其相应表的id设置为该新值。
备注:
1.原始代码段(正在工作):
得到最后的序列号
replace into my_sequence_id_s set id =
(select max(CONVERT(sequence_id, signed)) from my_table_t);
增加数
insert into my_sequence_id_s set id = null;
将数字保存为变量
set @dynamicId =
在MYSQL中有没有其他方法来生成随机排序的sequence_no?我有一张桌子:验证码
SET @a:= 1;
SELECT @a:=@a+1 as sequence_no,captcha_id, captcha_name
FROM captcha,(SELECT @a:= 0) AS a
ORDER BY RAND()
我的预期输出:
sequence_no | captcha_id | captcha_name
----------------------------------------
01 | 11 | name1
02 |
我正在测试一个连接到mysql (mariadb)的node.js客户机。它本身可以正常工作,但是如果我在另一个主机上同时启动这个客户机,那么第一个实例就会与下面的错误断开连接。我读过一些建议在my.cnf中更改服务器id的帖子,但这并没有帮助。此外,为什么我需要更改服务器的id,因为两个客户端都指向同一台服务器?
{ Error: UNKNOWN_CODE_PLEASE_REPORT: A slave with the same server_uuid/server_id as this slave has connected to the master; the first event &
我正在使用mysql 5.5
我所有的桌子都在innoDB里。
今天,我的应用程序崩溃了,mysql无法启动。
这是我的发现。
The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains
########information that should help you find out what is causing the crash.
170806 10:50:09 [Note] Plugin 'FEDERATED' is disabled.
170806 10:50:09 Inno
我在堆栈溢出和另一个编码示例站点中看到了本主题讨论的内容。但我找不到任何成熟的解决方案,有人修复这个错误吗?
错误信息:
ERROR:root:Can't connect to to MySQL server with error: (pymysql.err.InternalError) Packet sequence number wrong - got 1 expected 0
ERROR:root:Can't connect to to MySQL server with error: (pymysql.err.InternalError) Packet sequence
我有一个需要数据库的应用程序。我将"pskinsurl“的数据库行设置为none,并得到以下错误:
[2017-11-02 18:06:58.514] [ERROR] [default] - Strange error
[2017-11-02 18:06:58.515] [ERROR] [default] - { Error: ER_NO_DEFAULT_FOR_FIELD: Field 'pskinsurl' doesn't have a default value
at Query.Sequence._packetTo
我在PHP中运行这个SQL查询:
$sql="SELECT * FROM customer
JOIN contacts ON (contacts.company_sequence = customer.sequence)
WHERE customer.resellerid = '".$_POST["rid"]."'
AND contacts.email = '".$email."'
AND contacts.password = '
error: A hook (`orm`) failed to load!
error: Error (E_UNKNOWN) :: Encountered an unexpected error
: Could not connect to MySQL:
Error: connect ECONNREFUSED 127.0.0.1:3306
at afterwards (/root/sails/sailsUserApp/node_modules/sails-mysql/lib/connections/spawn.js:72:13)
at /root/sails/sailsUser
我试图在MySQL中执行PL/SQL语句。但是,当我试图创建一个表时,它会显示一个语法错误。我得到以下错误
CREATE TABLE supplier(supid NUMBER(5) PRIMARY KEY, suppname VARCHAR2(15));
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'NUMBER(5) PR
由于某种原因,我重新安装了XAMPP,但MySQL无法工作,在控制台中显示以下错误:
01:56:03 [mysql] Error: MySQL shutdown unexpectedly.
01:56:03 [mysql] This may be due to a blocked port, missing dependencies,
01:56:03 [mysql] improper privileges, a crash, or a shutdown by another method.
01:56:03 [mysql] Check the "/xamp
我遵循了一个教程,下面是代码:
var Sequelize = require('sequelize')
var sequelize = new Sequelize('basic-mysql-database.mysql', 'root', 'password', {
'dialect': 'mysql',
'host': "localhost",
"port": "3306"
});
var Todo = s
我尝试用一个简单的select查询我的RDS表,当我使用sam local在本地运行Api网关时,它工作得很好,但是当我尝试在云上访问时,我得到了一个超时错误
{ Error: Handshake inactivity timeout
at Handshake.<anonymous> (/var/task/node_modules/mysql/lib/protocol/Protocol.js:163:17)
at emitNone (events.js:106:13)
at Handshake.emit (events.js:208:7)
at Ha
我正在使用mysql版本5.7.23,无法启动mysql服务器。
[ERROR] InnoDB: Space id and page no stored in the page, read in are [page id: space=3376699519, page number=1484718080], should be [page id: space=1463, page number=1] 2018-10-04T04:29:19.269829Z 0 [ERROR] InnoDB: Page [page id: space=3376699519, page number=1484718