CREATE UNIQUE INDEXindexNameON tableName (columnNames); Backup a database(command line) pg_dumpdbName>dbName.sql Backup all databases(command line) pg_dumpall > pgbackup.sql Run a SQL script(command line) psql -f script.sqldatabaseName Search using a regular expression SELECT column FROM tab...
Download the PostgreSQL Cheat Sheet PostgreSQL commands Access the PostgreSQL server from psql with a specific user: psql -U [username]; For example, the following command uses the postgres user to access the PostgreSQL database server: psql -U postgres Connect to a specific database: \c data...
With this PostgreSQL cheat sheet, you'll have a handy reference guide to basic querying tables, filtering data, and aggregating data
(array)string_to_arrayArray Operators=>Math FunctionsThis is a subsetabscbrtceilingdegreesexpfloorloglnmodpipowerradiansrandomsqrttruncTrig Functionsacosasinatanatan2coscotsintanCommand Linepg_dumppg_dumpallpg_restorepsqlJOIN TypesCROSS JOINEXCEPT (ALL)FULL JOIN[INNER] JOININTERSECT (ALL)LEFT JOIN...
转:PostgreSQLCheat Sheet PostgreSQLCheat Sheet CREATE DATABASE CREATE TABLE (with auto numbering integer id) Add a primary key Create an INDEX Backup a database (command line Read More PostgreSQL cheatsheet sql postgresql 转载 mb5ff2f2755a961 ...
Step 7:In the base backup, add the following line in the recovery.conf: primary_slot_name = 'node_a_slot' Step 8:Check the /tmp/sb_data/recovery.conf file standby_mode = 'on' primary_conninfo = 'user=enterprisedb password=abc123 ...
psql dbname (run this line in a terminal) Afterward, execute the specified command in the postgres environment. \d This will provide an overview of tables, presenting them in ascending order by their names. To depict a table based on its fields, you may attempt this approach. ...
If you’d like to learn more about SQL and how to use it to manage a relational database, we encourage you to refer to ourHow To Manage an SQL Databasecheat sheet. On the other hand, if you’d like to learn about non-relational (or NoSQL) databases, check ...
If you want to run any psql command from a file, use the \i command, which is as follows: \i filename You can run any command written in a text file using /i. For eg: This command can be executed in the command line using /i command. ...
pgAdmin IIIis a handy GUI for PostgreSQL, it is essential to beginners. To install it, type at the command line: $ sudo apt-get install pgadmin3 To get an idea of what PostgreSQL can do, we may start by firing up a graphical client. To launch thepgAdminapplication on client computer, ...