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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 ...
What is SQL? Introduction to the Structured Query ... - Databases
Whenever you interact with such a database, the software translates your ... ( CREATE TABLE ), modify the structure of a database table (ALTER TABLE), and  ...
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.
SQL Drop Column Command - PHP/ MySQL
alter table icecream drop column flavor; ... A Quick Guide to Using "Alter Table" Commands in MySQL · How to Rename a Column in a MYSQL Database · How ...
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  ...
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.
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 ...
Primary Key Constraints in SQL Server 2012 - Databases - About.com
Every database table should have a primary key that uniquely identifies each row in ... by using the ADD CONSTRAINT clause with an ALTER TABLE statement.
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 ...
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