![]() I have a product page which has static information on it. ![]() Website but as I am a PHP MySQL newbie, I have come accross a few problems. How to Install MySQL Server on CentOS / Redhat 6/7/8 How to Change MySQL User Password How to Enable Slow Query Log in MySQL 5.6 How to Change MySQL Data Directory to New Location on CentOS 7 How to Install MongoDB Server on Ubuntu and Debian Based System How to Install MySQL 8.0 on CentOS, RHEL and Fedora Systems How to Disable Strict SQL Mode in MySQL 5.7 Skip Duplicate Replication Error in MySQL Alter Table Statement in MySQL : How to Add Column in Table How to :- Alter Table or Add Multiple Columns in Table? – MySQL Alter Table Statement in MySQL : How to Rename Column in Table Alter Table Statement in MySQL : How to Rename Table ERROR 1130 (HY000): Host ” is not allowed to connect to this MySQL server How to Setup MySQL Master Slave Replication Using Rsync How to Install and Configure phpMyAdmin on CentOS 7 How to Setup MySQL Master Slave Replication using Percona XtraBackup Fix : Mysql Warning Using a Password on The Command Line Interface Can be Insecure How To Install PostgreSQL 10 On CentOS/RHEL 7/6 and Fedora 26/25 Fix phpMyAdmin :- unblock with ‘mysqladmin flush-hosts’ / Error Host ” is blocked because of many connection How To Install MySQL 8.0 On CentOS, RHEL and Fedora Case study: Alternative Way To Recover MySQL Root Password Installing Percona XtraBackup on RHEL and CentOS Restore Mysqldump Backup Faster How To Setup GTID Replication In MySQL 5.6 MySQL : Show How Many INSERT, UPDATE, DELETE In Binary Log File How To Change MySQL Binary Log File Location To Another Directory Restore MySQL Database From Dump File MySQL Database Backup From The Command Line MySQL Database Backup Automatic Script Steps To Configure Master Slave MySQL Replication How To Extract Tables From MySQL Dump File How To Recover MySQL Root Password How To Connect MySQL Server Without Password Prompt Unable To Connect MySQL Database Server From PHP Steps Before Shutting Down MySQL Server How To Reinstall MySQL Server v5.x On Linux Automated Installation and Configurations – Apache/Nginx, MySQL ,PHP or PHP-FPM on Linux/UNIX How to Find Table & Database Size in MySQL How To Install Only MySQL Client On CentOS/Redhat 6/7/8 or Ubuntu Change MySQL default Data Directory to New Location in Linux Check and Update max_connections value to fix MySQL Error: Too many connections Why You Should Upgrade Your Open Source Database Software? MySQL Basic Commands For Database Administrator Adding Multiple MySQL Database Server In Single PhpMyAdmin Installation Guide :- How to Install MySQL 5.I am currently in the process of setting up a e-commerce suite on a client ![]() The first_name column will be modified to a varchar(30) NOT NULL column (and will not change position in the contacts table definition, as there is no FIRST | AFTER specified). The last_name field will be changed to a varchar(55) NULL column and will appear after the contact_type column in the table. This ALTER TABLE example will modify two columns to the contacts table – last_name and first_name. Let’s see how to add multiple columns in MySQL table using the Alter Table statement. If this is not mentioned by default new column will be added to the end of the table. FIRST | AFTER column_name : This is optional, it tells where in the table to create the column.column_definition : Data type and definition of the column such as NULL or NOT NULL. ![]() new_column_name : Name of the new column to modify in the table. ![]()
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