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Home

Technical Articles

Database

phpMyAdmin

How to fix common errors in phpMyAdmin

The error "CannotlogintotheMySQLserver" is usually due to login credential errors, improper configuration of config.inc.php or MySQL service is not running. You need to check the username and password, host and auth_type settings in the configuration file, and make sure that the MySQL service is started; 2. The "Themysqliextensionismissing" error needs to be solved by installing the php-mysql or php-mysqlnd extension and restarting the web server; 3. Error #1045 means MySQL denies access, which can be fixed by skipping the authorization table to reset the root password or creating a new user with correct permissions; 4.

Aug 23, 2025 am 12:06 AM

phpMyAdmin drop a table

Log in to phpMyAdmin and select the target database; 2. Find the table to be deleted in the table list; 3. Delete the table through the table list operation or enter the "Operation" tab of the table structure page; 4. Confirm the deletion operation and wait for the success prompt; Deletion of the table is an irreversible operation, and the data must be backed up in advance to ensure that there is no foreign key dependency and the user has DROP permissions. It is recommended to use DROPTABLEIFEXISTS to avoid errors. Be sure to confirm that the table name is correct before the operation to prevent the important data from being deleted.

Aug 22, 2025 am 09:46 AM

How to fix error #1045 Access denied for user in phpMyAdmin

First, confirm whether the user name and password are correct, check the settings of $cfg['Servers'][$i]['user'] and $cfg['Servers'][$i]['password'] in the config.inc.php file of phpMyAdmin; 2. If you forget your password, you can reset the MySQLroot password by creating an initialization file or using --skip-grant-tables mode; 3. Check the corresponding host of the user in the MySQL user permission table (such as 'root'@'localhost' or 'root'@'127.0.0.1'), and create the user of the corresponding host or update the host field if necessary; 4. Confirm

Aug 22, 2025 am 07:00 AM

phpMyAdmin change column data type

Tochangeacolumn'sdatatypeinphpMyAdmin,firstaccessthetablestructurebyselectingthedatabaseandtable,thenclickthe"Structure"tab.2.Clickthe"Change"iconnexttothetargetcolumn,selectthenewdatatypefromthe"Type"dropdown,andadjustt

Aug 22, 2025 am 06:58 AM

phpMyAdmin access denied for user 'root'@'localhost'

Confirm that the MySQL service is running; 2. Check whether the root user exists and allows login from localhost; 3. Make sure that the password is correct or reset the password as follows; 4. Set the auth_type in the phpMyAdmin configuration file to cookie to avoid hard coded passwords; 5. If root uses auth_socket authentication, it should be changed to the mysql_native_password plug-in; restart the MySQL service after completing the above steps, you can solve the error of accessdeniedforuser'root'@'localhost' in phpMyAdmin.

Aug 21, 2025 am 09:17 AM

phpMyAdmin GIS data visualization

phpMyAdmin can visualize GIS data, but is limited to basic viewing. 1. Supports MySQL space types such as POINT, LINESTRING, POLYGON, etc., and use InnoDB or MyISAM engine; 2. When inserting data, use WKT format, such as GeomFromText('POINT(116.4039.90)'); 3. Click "Browse GIS Data" during query to call the OpenLayers-based map viewer, which supports base map switching, scaling and multi-graphic display; 4. There are limitations: not suitable for professional analysis, no style customization, poor performance of large data volumes, MySQL5.7 is required to support ST_function; 5. Production environment recommendations

Aug 21, 2025 am 09:06 AM

phpMyAdmin troubleshooting login issues

First, confirm whether the MySQL service is running, secondly, check whether the username and password are correct, and then verify the connection settings in the phpMyAdmin configuration file. 1. Make sure that MySQL is running; 2. Check the root username and password (the default may be empty); 3. Check the host, port, auth_type and user credentials in config.inc.php; 4. If using MySQL8, change the authentication plug-in to mysql_native_password; 5. Troubleshoot whether there are multiple MySQL instance conflicts; 6. Clear the browser cache and cookies or use privacy mode; 7. Check the Apache and PHP error logs and install the necessary PHP expansion

Aug 21, 2025 am 08:36 AM

How to delete a user in phpMyAdmin

TodeleteauserinphpMyAdmin,firstusetheUseraccountstabtolocatetheuser,select"Dropuser"fromthe"Withselected"menu,andconfirm;ormanuallyruntheSQLcommandDROPUSER'username'@'host';followedbyFLUSHPRIVILEGES;toensurechangestakeeffect,makin

Aug 21, 2025 am 02:39 AM

How to rename a database in phpMyAdmin

CreateanewdatabasewiththedesirednameinphpMyAdmin.2.Copyalltablesfromtheolddatabasetothenewoneusingexportandimportortheoperationscopyfeature.3.Verifythatalldataandfunctionalityworkcorrectlyinthenewdatabase.4.Backuptheolddatabase,thendropitusingtheOper

Aug 20, 2025 pm 01:07 PM

database

How to import a CSV file into a table in phpMyAdmin

PreparetheCSVfilewithproperdelimiters,noextralines,andUTF-8encoding.2.CreateamatchingtablemanuallyorletphpMyAdminauto-createone.3.UsetheImporttab,selectCSVformat,setcorrectdelimitersandoptions,andskiptheheaderrowifneeded.4.Choosethetargettableorletph

Aug 20, 2025 am 10:05 AM

csv import

How to export a table as a CSV file in phpMyAdmin

LogintophpMyAdmin,selectthedatabase,andclickonthedesiredtable.2.Clickthe"Export"tabatthetop.3.Inthe"Format"dropdown,select"CSV"andswitchto"Custom"ifyouneedtoadjustsettings.4.Optionallyconfigureseparators,enclos

Aug 20, 2025 am 08:10 AM

CSV導(dǎo)出