Databases
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SQL Course
SQL (Structured Query Language) is a standard programming language used for databases with relational relationships. SQL offers excellent career opportunities.
SQL MIN and MAX Functions
SQL MIN and MAX functions return the minimum and maximum values from a table. They are aggregate functions used to retrieve the smaller and larger values.
SQL EXISTS OPERATOR
The EXISTS operator is used to check whether data is available or not in a table. You can also check this by using an inner query within your SQL statement.
SQL DISTINCT Statement Explained
The Distinct keyword is used with the Select SQL statement to avoid duplicate records in the result set from a database.
SQL UPDATE Query Definition
An UPDATE query is used to modify existing records within a database table.
SQL Database Types
This article will cover data types and how they can be used in SQL databases to categorize data into a table or object.