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SQL Security and Best Practices Structured Query Language or (SQL) is the main language that is employed in database management systems of present times. It enables to create, change, search, and manage databases that are relational. Due to widespread data breaches, every IT department needs to take appropriate measures to ensure the SQL security operations. … Read more
SQL Querying Techniques SQL (Structured Query Language) offers several advanced SQL querying techniques that allow you to effectively work with and manipulate databases in a more agile way. Pivot and Unpivot, SQL Subqueries, CTE (Common Table Expressions), and Dynamic SQL are some of the most useful SQL querying techniques one may use. These SQL querying … Read more
SQL Fundamentals Series SQL Fundamentals Series, is a training course that is purposed to deliver the content for the basic knowledge of the framework and its functions that are important for every SQL user to know. SQL Fundamentals series acquaints you with a few basic SQL operations that facilitate the process of querying and interacting … Read more
SQL Indexes An SQL indexes is a database object that enhances the speed of data retrieval operations on a database table but at the expense of extra space & maintenance time. Like an index in a book, which lets you quickly find the required items or topics without having to read the whole book. An … Read more
View in SQL A view in SQL is a virtual table that comes into being by running a question on a single or a few tables in a database. A view is a logical table that is created as a result of the execution of a query on the tables. In contrast to a physical … Read more
SQL Functions SQL Functions, which are built-in operations to calculate, manipulate data, or query values in a database, are the most common ways of using database data. SQL Functions are classified into two major types, Scalar and Aggregate SQL Functions. Scalar SQL Functions are ones that work on individual data and give out just one … Read more
SQL joins SQL joins are a pertinent concept in SQL, where they are simply a technique used to join data from the tables. The basic technical aspects of SQL joins include the retrieval of data from more than one table through a single query, and this is what makes them useful when you want to … Read more
SQL Constraints SQL Constraints are the principles that are applied to table columns to confirm data integrity and uniformity within a relational database. Those laws make sure that the data maintained in a database is in line with particular standards and that relations between tables are secured. SQL constraints can be initially applied at the … Read more
SQL Aggregate Functions SQL Aggregate Functions are powerful programming functions used to manipulate multiple pieces of data stored in a database. In other words, they allow users to calculate and analyze large data sets by generating a single quantity from a group of rows. SQL Aggregate functions, are the primary source for report, data analysis, … Read more
SQL Clause SQL clauses are the basics of SQL queries that determine the operations to be executed on the database. Every clause performs a unique task and, in combination, enables you to find, filter, order, change, or group the data in different modes. So, let’s go through some of the SQL clauses that are most … Read more