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postgreSQL-basics

21 posts

PostgreSQL - Naming Conventions

Last Updated: 17 October 2024

PostgreSQL naming conventions provide guidelines for naming database object names in PostgreSQL, including tables, columns, indexes and constraints. In this article, We wi...read more

postgreSQL-basics

PostgreSQL - Recursive Query Using CTEs

Last Updated: 08 August 2024

Recursive queries are a powerful feature in PostgreSQL that allow you to perform iterative operations within a database. While strictly speaking, this process is iteration...read more

postgreSQL-basics

PostgreSQL - Cheat Sheet : Basic to Advanced

Last Updated: 21 October 2024

PostgreSQL is a powerful, open-source object-relational database management system (ORDBMS). It is designed to help developers build robust applications and allow administ...read more

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PostgreSQL - BEGIN

Last Updated: 13 November 2024

The BEGIN command in PostgreSQL is essential for transaction management, allowing a sequence of SQL operations to be executed as a single unit of work. This ensures data c...read more

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Technical Scripter

postgreSQL-basics

Technical Scripter 2020

PostgreSQL - For Loops

Last Updated: 10 October 2024

In PostgreSQL, PL/pgSQL (Procedural Language/PostgreSQL) introduces control structures like FOR loops to simple complex data processing. The FOR loop allows developers to ...read more

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Technical Scripter

postgreSQL-basics

Technical Scripter 2020

PostgreSQL - Copy a Table

Last Updated: 14 August 2024

This article will focus on copying an existing table to a new table in PostgreSQL. This might come in handy while creating new tables that would either have the same data ...read more

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PostgreSQL - Select Into

Last Updated: 28 August 2020

In PostgreSQL, the select into statement to select data from the database and assign it to a variable.Syntax:select select_listinto variable_namefrom table_expression;In t...read more

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postgreSQL-basics

PostgreSQL - Variables

Last Updated: 15 October 2024

PostgreSQL, one of the most powerful and advanced open-source relational database management systems, provides robust support for procedural programming through its PL/pgS...read more

postgreSQL-basics

PostgreSQL - CASE

Last Updated: 22 July 2024

In PostgreSQL, the CASE expression allows you to perform conditional operations within your SQL queries. It evaluates a list of conditions and returns a result when the fi...read more

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PostgreSQL - SELECT INTO

Last Updated: 25 October 2024

The PostgreSQL SELECT INTO statement allows users to create a new table directly from the result set of a query. This command is ideal for duplicating or organizing data f...read more

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PostgreSQL - CREATE SEQUENCE

Last Updated: 14 October 2024

In database management, generating unique identifiers is vital for data integrity, and PostgreSQL provides a powerful feature called CREATE SEQUENCE to solve this. This co...read more

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PostgreSQL - Subquery

Last Updated: 17 July 2024

Subqueries, also known as nested queries or inner queries, are queries embedded within another SQL query. They allow you to perform multiple queries within a single Postgr...read more

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PostgreSQL - DELETE

Last Updated: 08 October 2024

The DELETE statement is a key command in PostgreSQL used to remove existing records from a table. By using DELETE, you can eliminate unwanted or outdated records, helping ...read more

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PostgreSQL UPDATE Statement

Last Updated: 18 November 2024

The PostgreSQL UPDATE statement is an important SQL command used to modify existing data in one or more rows of a table. It allows users to update specific columns or mult...read more

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PostgreSQL - INSERT

Last Updated: 15 October 2024

PostgreSQL INSERT statement is one of the fundamental SQL commands used to add new rows to a specified table within a PostgreSQL database. This command allows users to ins...read more

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