I've seen a few errors like this, but I found no answer.
我见过这样的一些错误,但我没有找到答案。
Unable to connect to database: Access denied for user ''@'localhost' to database 'socialdb'
socialdb is my database. The "Unable to connect to database:" part is located here.
socialdb是我的数据库。 “无法连接到数据库:”部分位于此处。
$db = mysql_select_db("socialdb",$con);
if(!$db) {
die ('Unable to connect to database: ' . mysql_error());
}
I don't know what's causing this. Here are my mysql_connect details
我不知道是什么造成了这种情况。这是我的mysql_connect详细信息
<?php
$con = mysql_connect("localhost");
if(!$con) {
die ('Error: ' . mysql_error());
}
I need to find the root. Thanks.
我需要找到根。谢谢。
I DON'T HAVE A USERNAME OR PASSWORD FOR MySQL
我没有MySQL的用户名或密码
Should it be this?
应该是这个吗?
mysql_connect("localhost","","");
6 个解决方案
#1
6
The error is pretty self-explanatory, you're not allowed to connect without specifying some credentials.
该错误非常明显,如果不指定某些凭据,则不允许连接。
Change your call to mysql_connect()
to something like this:
将对mysql_connect()的调用更改为以下内容:
mysql_connect("localhost", "user", "password");
#2
1
Your default credentials are most likely:
您的默认凭据最有可能:
$con = mysql_connect("localhost","root","");
#3
0
You're missing username and password parameter, should be:
你缺少用户名和密码参数,应该是:
$con = mysql_connect("localhost","username","password");
#4
0
You did not specify a user in neither mysql_connect
or your PHP configuration.
您没有在mysql_connect或PHP配置中指定用户。
Either set mysql.default_user
and mysql.default_password
in your PHP configuration or use the appropriate arguments for mysql_connect
.
在PHP配置中设置mysql.default_user和mysql.default_password,或者为mysql_connect使用适当的参数。
#5
0
mysql_connect takes 3 parameters
mysql_connect有3个参数
$con = mysql_connect("localhost", "dbuser", "password");
#6
0
even if you are not having a user. there exist 'root' user so use it
即使你没有用户。存在'root'用户所以使用它
$con = mysql_connect('localhost','root','');
#1
6
The error is pretty self-explanatory, you're not allowed to connect without specifying some credentials.
该错误非常明显,如果不指定某些凭据,则不允许连接。
Change your call to mysql_connect()
to something like this:
将对mysql_connect()的调用更改为以下内容:
mysql_connect("localhost", "user", "password");
#2
1
Your default credentials are most likely:
您的默认凭据最有可能:
$con = mysql_connect("localhost","root","");
#3
0
You're missing username and password parameter, should be:
你缺少用户名和密码参数,应该是:
$con = mysql_connect("localhost","username","password");
#4
0
You did not specify a user in neither mysql_connect
or your PHP configuration.
您没有在mysql_connect或PHP配置中指定用户。
Either set mysql.default_user
and mysql.default_password
in your PHP configuration or use the appropriate arguments for mysql_connect
.
在PHP配置中设置mysql.default_user和mysql.default_password,或者为mysql_connect使用适当的参数。
#5
0
mysql_connect takes 3 parameters
mysql_connect有3个参数
$con = mysql_connect("localhost", "dbuser", "password");
#6
0
even if you are not having a user. there exist 'root' user so use it
即使你没有用户。存在'root'用户所以使用它
$con = mysql_connect('localhost','root','');