SQL provides much in-build function to perform operation of table data, these functions can be with-in SQL statements or queries, and can also be used within the programming environment provided by the SQL Server (Transact-SQL) database, such as stored procedures, functions, triggers, etc. ...
In thePL SQL Operators And Control Statements Tutorialof thePL/SQL series, we learned about different PL SQL Operators and Control Statements like if-then-else, for loop, while loop, etc. with sample code examples. In this article, we will discuss the subprograms that PL/SQL supports. Also,...
SQL Server has several different date and time functions and trying to remember every function is not that easy. So, I put together this tutorial that shows the different date and time functions all in one place along with examples to make finding what you are looking for much easier to fin...
Syntax of SQL CONCAT function CONCAT ( string1, string2….stringN) We require at least two values to concatenate together and specify in the SQL CONCAT function. Examples Let’s explore SQL CONCAT with an example. The following query, concatenate string and gives output as a single string...
For starters, the LEAD and LAG functions were first introduced in SQL Server 2012. They are window functions.The LEAD function is used to access data from SUBSEQUENT rows along with data from the current row.The LAG function is used to access data from PREVIOUS rows along with data from the...
Spark SQL Example Consider a scenario where you wish to create and load two tables along with selecting rows from the tables. Let us use Spark SQL to implement this. As the first step, copy the Hue sample_07.csv and sample_08.csv files to your object store in a location that can be...
SQL Stored Procedures SQL stored proceduresare implemented as a set of T-SQL queries with a specific name (i.e. procedure name). They are stored in the RDBMS to be used and reused by various users and programs. Stored procedures can be used to maintain the security of your data by only...
Different types of SQL Date Functions explained with examples. Some SQL Date Functions are similar in most database management systems. Few SQL Date Functions like CURDATE() and GETDATE() does the same functionality but CUTDATE SQL Date Functions belongs
SQL JOIN - Types, Syntax and Examples SQL INNER JOIN SQL LEFT JOIN - Learn the LEFT JOINS in SQL Examples SQL RIGHT JOIN Explained with Examples SQL FULL JOIN - Everything You Need to Know with Examples SQL UNION - Syntax, Examples, and Use Cases SQL Functions: What is It and Exploring...
U-SQL table-valued functions return tables and are written in U-SQL. Examples The examples can be executed in Visual Studio with the Azure Data Lake Tools plug-in. The scripts can be executed locally. An Azure subscription and Azure Data Lake Analytics account is not needed when executed loc...