Category: SQLite

The NOT EXISTS operator in SQLite is used in SQL statements to determine if a subquery returns any rows. The operator returns true if the subquery returns no rows, and false if the subquery returns one or more rows. Syntax The syntax for using the NOT EXISTS operator in SQLite is as follows: SELECT column_name(s)…(Continue Reading)

The EXISTS operator in SQLite is a logical operator that checks for the existence of a record in a subquery. The operator is used in conjunction with a SELECT statement and returns a Boolean value of true or false based on whether the subquery returns any results. Syntax The basic syntax of the EXISTS operator…(Continue Reading)

One of the operators that you can use in SQLite is the EXCEPT operator. In this article, we will explore what the EXCEPT operator is, how it works, and when you might want to use it in your SQL queries. The EXCEPT operator is used to retrieve all the distinct rows from one query result…(Continue Reading)

SQLite INTERSECT operator is used to combine the results of two or more SELECT statements by returning only the rows that are common to all of them. In other words, the INTERSECT operator returns the intersection of the result sets produced by each SELECT statement. Syntax The syntax for using the INTERSECT operator is as…(Continue Reading)

One of the useful operators provided by SQLite is the UNION ALL operator, which is used to combine the results of two or more SELECT statements into a single result set. The UNION ALL operator is used to merge the rows returned by two or more SELECT statements into a single result set. Unlike the…(Continue Reading)

SQLite UNION operator is a powerful feature that allows you to combine two or more SELECT statements into a single result set. The UNION operator is used to merge the results of two or more SELECT statements into a single result set. The syntax for using the UNION operator is quite simple. You start with…(Continue Reading)