SQL FAQ

Where do we use SELECT DISTINCT COMMAND? The " SELECT DISTINCT " command is used in SQL (Structured Query Language) to retrieve unique values from a specific column or…

SQL SELECT STATEMENT  The SELECT statement in SQL is used to retrieve data from a database. It allows you to specify the columns you want to retrieve and apply conditions to fil…

In SQL, the ALTER statement is used to modify existing database objects such as tables, columns, constraints, or indexes. The specific syntax and options may vary slightly depe…

Rename Table Name (Change Table Name in SQL) Renaming a table means giving it a new name without changing its content. It's like changing the label on a box without changing …

Delete Row in SQL The DELETE query in SQL is used to remove  or delete record or row from a table. It allows you to delete multiple rows using Where condition that match specific…

Information about data: If you think about it, data is everywhere from the price of items at your local Store to the personal data collected from Government and schools. Our world…

Function of Database in SQL  The function of a database is to store, manage, and organize data in a structured and efficient manner. Databases provide a way to store large volu…