Tag Archives: SQL

SQL vs NoSQL: Difference You Should Know

As a database is the backbone of any application, choosing between a SQL-based (relational) or NoSQL-based (non-relational) database for a project is one of the most crucial decisions to make. Both are popular database types, offering unique characteristics and having their own pros and cons. Difference Between SQL and NoSQL This article will assist you in understanding the… Read More »

10 Most Valuable SQL Server Certifications in 2022

SQL stands for Structured Query Language, which is pronounced “S-Q-L” or “See-Quel” in some cases. The SQL language is the industry standard for working with relational databases. Inserting, searching, updating, and deleting database records are all possible with SQL. A Microsoft SQL server can do a variety of different tasks, including database optimization and maintenance. The following is… Read More »

Best SQL Projects for Database Developers of All Levels

Organizational data keeps on increasing day by day, thus increasing the demand for managing and filtering that data on a regular basis for using the same appropriately. For this purpose, organizations are using database query language for handling crucial information that is stored within their database. Today, SQL databases are widely used by many organizations, irrespective of the… Read More »

SQL Transaction

If there is a group of SQL commands performed on a database to manipulate the stored data, then all those commands can be treated as a single unit called a transaction. In simple word, we can say that a transaction is a group of SQL queries, and transaction handles all those queries as a single unit. SQL Transaction… Read More »

SQL SEQUENCES

In SQL a Sequence is defined as a Database object which is generally used to generate an integer sequence. In Database tables, Sequences often used to populate the numeric primary key column. However, this can also be done using the AUTO_INCREMENT constraint, but Sequences give more flexibility, and here we can define the integer sequence in a different… Read More »

SQL Sub Queries

In SQL if we write a query inside another query, then it would be considered as a nested, inner query, and subquery. Generally, these subqueries applied using the SQL WHERE clause. SQL Sub Queries Subqueries are basically used to set a condition expression, that’s why the subquery executes before the main query. The data sets returned by the… Read More »

SQL Temporary Tables

Some Relational Database Management Systems(RDBMS), support temporary tables. A Temporary Table is similar to the normal tables present in the Database, like the normal table the temporary table support all the SQL commands, the only difference is the temporary table get deleted as soon as the session of the user or table gets ended. SQL Temporary Tables Temporary… Read More »