1. Technology

Articles related to alter database

Data Definition Language - Create, Use, Alter, Drop - Databases
The Data Definition Language (DDL) is used to create and destroy databases and database objects. These commands will primarily be used by database ...
Access Controls in SQL - Granting Permissions - Databases - About ...
These can be either table-level permissions (such as SELECT, INSERT, UPDATE and DELETE) or database permissions (such as CREATE TABLE, ALTER ...
Modifying Tables - Databases - About.com
We can use the ALTER TABLE command to add this attribute to our existing database. We want to store the salary as an integer value. The syntax is quite similar ...
Alter Table in MySQL Command Examples - PHP/MySQL - About.com
How to use the MySQL alter table command, and what to combine it with to do different things to your database.
Oracle: Importing a database, dba oracle, oracle tips - AllExperts
Apr 20, 2006 ... STEP 1: On the old system, go into SQL*Plus, sign on as SYSDBA and issue: “ alter database backup controlfile to trace”. This will put the create ...
Change a Column Name in MySQL - PHP/MySQL - About.com
How to change the name of a column in a MySQL database. ... You rename a column in MySQL using alter table and change. Let's say our column is currently  ...
SQL Drop Column Command - PHP/ MySQL
How to remove (drop) a column from a table using MySQL with your SQL database. ... alter table icecream drop column flavor; This removes the column " flavor" ...
Adding a Column in MySQL With the Add Column Command
It is written as alter table add column [new column name] [type]; ... a Column in a MYSQL Database · How to change the size of a MySQL column.
Changing the size of a MySQL Column - PHP/MySQL - About.com
After you make a MySQL database you can alter the contents at any time. This includes changing the size of a column after it's created. If you realize after the fact ...
Modify - MySQL Command (Definition and Examples) - PHP/MySQL
Examples: alter table people modify name VARCHAR(35) ; This changes the column called "name" on the table called "people" to now allow 35 characters.
1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  10      Next