SQL

The SQL COUNT() Function The SQL COUNT() function in SQL is used to determine how many rows or records are present in a given column … Read more

The SQL MIN() and MAX() Functions The SQL MIN() and MAX() functions in SQL are used to extract the minimum and maximum values from a … Read more

The SQL Null Values What is a NULL Value in sql?In a database column, SQL NULL values indicate that there is no value or that … Read more

The SQL SELECT TOP Clause The SQL SELECT TOP clause is used to limit the number of rows returned by a query. It allows you … Read more

The SQL NOT Operator The SQL NOT operator is used to reverse the outcome of a condition in SQL. It’s used to filter out rows … Read more

The SQL AND Operator The SQL AND operator is used to combine multiple conditions or records in a SQL query to retrieve rows from a … Read more

The SQL Order By Clause The SQL ORDER BY clause is used to sort the record or result set of a query based on one … Read more

The SQL WHERE Clause The SQL WHERE clause is used to filter the records and extract only those records that fulfill a specific condition with … Read more

A SQL Delete Statement The SQL DELETE statement is used to remove one or more rows from a database table based on a specified condition. … Read more

An SQL Update statement An SQL UPDATE statement is used to modify the existing records or rows in a database table. Based on a given … Read more