In this article, we will learn how to use the UNIQUE constraint in SQL. The UNIQUE constraint is used to…
In this article, we will learn how to use the NOT NULL constraint in SQL. A column can hold NULL…
In this article, we will learn how to use the ALTER TABLE statement in SQL. To add or delete or…
In this article, we will learn how to use the TRUNCATE TABLE statement in SQL. To delete the data inside…
In this article, we will learn how to delete/drop a Table using SQL query. To drop an existing table in…
In this article, we will learn how to create a Table using SQL query. To create a new table in…
In this article, we will learn how to get a full backup of the database using SQL query. To create…
In this article, we will learn how to delete/drop a Database using SQL query. To drop an existing SQL database,…
In this article, we will learn how to create a Database using SQL query. To create a new SQL database,…