14 sql query to create table with unique key
Every business needs a way to track its data, and in no industry is this more true than the fashion industry. Every product has a unique identifier, and without a system in place to keep track of them, it can be difficult to generate reports or track customer data. One solution to this problem is to create a table with a unique key. By using a unique key, you can ensure that each product’s data is easily identifiable and accessible. In this blog post, we will provide you with an example sql query that can help you create your table.
What is a database?
A database is a collection of data that can be accessed by computers. Databases are used to store information such as names, addresses, and phone numbers. databases can also be used to store information about products, customers, and orders.
What is a table?
A table is a database structure that stores data in rows and columns. The first column is the name of the table, followed by a list of column values. A table can have any number of columns. Each row in a table stores a single piece of information.
To create a table, you use the CREATE TABLE statement. The following example creates a new table named "tables":
CREATE TABLE tables ( id INTEGER PRIMARY KEY, name VARCHAR(100) NOT NULL );
How to create a table with unique key in sql?
SQL Query to Create Table with Unique Key
To create a table with unique key in SQL, use the following query:
CREATE TABLE `tbl_unique` ( `id` int(11) NOT NULL auto_increment, `name` varchar(50) NOT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
Thank you for reading our article on how to create a table with a unique key in SQL. In this article, we will show you how to create a table using the CREATE TABLE statement and specify that it should have a unique key. By following these simple steps, you will be able to create a table that is secure and prevents other users from accidentally editing or deleting information from your database.