Download the SQL cheat sheet, print it out, and stick to your desk. A Performance Cheat Sheet for PostgreSQL: Great explanations of EXPLAIN, EXPLAIN ANALYZE, VACUUM, configuration parameters and more. While there is already a number of cheat sheets for Postgresql available on the web, I couldn't find one in this format and with the kind of information I wanted, so I wrote one. psql -c "\l+" -H -q postgres > out.html: Generate a html report of your databases (source: Daniel Westermann) To install: sudo apt-get update sudo apt-get install postgresql postgresql-contrib This will also install other dependencies. Quite interesting if you need to tune-up a postgres setup. 2 Pages. psql has two different kinds of commands. POSTGRESQL 8.3 PSQL CHEAT SHEET psql is located in the bin folder of the PostgreSQL install and PgAdmin III install. Metadata. PostgreSQL cheat sheet of useful SQL queries and commands. Download the PostgreSQL Cheat Sheet. SQL stands for Structured Query Language. SQL Cheat Sheet (Download PDF) Infographic Version of SQL Cheat Sheet (PNG) SQL Cheat Sheet (Download PNG) What is SQL. psql vs SQL commands. Installation commands may vary with other distributions like CentOS or Mac. PDF (black and white) LaTeX . This 3-page SQL Cheat Sheet provides you with the most commonly used SQL statements. The PostgreSQL cheat sheet page provides you with the common PostgreSQL commands and statements that enable you to work with PostgreSQL quickly and effectively. To connect to Postgres: sudo su - postgres psql To check the […] PDF (recommended) PDF (2 pages) Alternative Downloads. At this point you’re expected to type commands and parameters into the command line. PostgreSQL cheat sheet to manage the roles and users. Created By. manebanane. But before we get to the cheat sheet itself, for developers who may not be familiar with SQL, let’s start with… PDF Version of SQL Cheat Sheet. A handy reference of the PostgreSQL datatypes, an useful query reference (with an eye on the INFORMATION_SCHEMA tables) and a list of the internal PostgreSQL functions. SELECT column_1_name, column_2_name, ... FROM first_table_name LEFT JOIN second_table_name ON first_table_name.keyfield = second_table_name.foreign_keyfield: The LEFT JOIN returns all the rows from the first table, even if there are no matches in the second table. If there are rows in first table that do not have matches in second table, those rows also will be listed. SQLite: If you are looking for a free and lite fairly SQL-92 compliant relational database, look no further. In this post, I am installing postgres on ubuntu and then will perform different sql operations on it. The following section provides an overview of some of the most common SQL commands used to manage and alter Postgres roles, indexes and tables. 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