sql primary keys

SQL String Functions In this article, you will learn about the various string functions of Structured Query Language in detail with examples.…

SQL Formatter The lengthy code becomes difficult to interpret. There is a large amount of unformatted SQL code while reading SQL scripts,…

SQL Subquery The Subquery or Inner query is an SQL query placed inside another SQL query. It is embedded in the HAVING…

SQL get month from the date To remember important dates, we can store them in the database tables of SQL. There may…

SQL UNION UNION is an SQL operator which combines the result of two or more SELECT queries and provides the single set…

SQL View SQL provides the concept of VIEW, which hides the complexity of the data and restricts unnecessary access to the database.…

SQL Inner Join INNER JOIN in SQL is the most common and important type of join which allows users to access matching…

SQRT Function in SQL The SQRT is a SQL function of mathematics which gives the square root of the given number. Suppose,…

TAN Function in SQL The TAN() is a mathematics function which returns the tangent value of the given number in the Structured…

SQL Languages SQL Languages are those languages that allow the database users to read, modify, delete and store data in the database…