postgresql cheat sheet

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Turn: PostgreSQL Cheat Sheet

ANALYZE table;Reindex a database, table or indexREINDEX DATABASE DbName;Show query planEXPLAIN SELECT * from table;Import from a fileCOPY desttable from '/tmp/somefile ';Show All Runtime parametersSHOW all;Grant all permissions to a userGRANT all privileges in table to username;Perform a transactionBEGIN TRANSACTION UPDATE accounts SET balance + + WHERE id = 1; COMMIT; Basic SQLGet all columns and rows from a tableSELECT * FROM table;Add a new rowINSERT into table (COLUMN1,COLUMN2) VALUES (1

RTF File merging cheat sheet and rtf File merging cheat sheet

RTF File merging cheat sheet and rtf File merging cheat sheet When multiple independent rtf files are merged, if there is horizontal vertical inconsistency between the paper direction of the file, you need to insert a segmentation character between the files. \ Pard \ ltrpar \ qj \ li0 \ ri0 \ Alibaba \ wrapdefault \

cheat--gives Linux beginners and administrators an ultimate command line "cheat sheet"

Compiled from: http://www.tecmint.com/cheat-command-line-cheat-sheet-for-linux-users/ Avishek KumarOriginal: LCTT https://linux.cn/article-3760-1.html Translator: Su-kaiyaoA slight change in the originalWhat do you do when you're not sure what commands you're running, especially complex commands that use a lot of options? In this case, we use the man pages to get

cheat--gives Linux beginners and administrators an ultimate command line "cheat sheet"

cheat--gives Linux beginners and administrators an ultimate command line "cheat sheet"What do you do when you're not sure what commands you're running, especially complex commands that use a lot of options? In this case, we use the man pages to get help. There are other options that may include commands suchas ' help ', 'whereis' and 'whatis'. But all of these ha

The cheat sheets 'Cheat Sheet

It is really hard to get your mind prepared for all the versions you learned, especially when you haven't been using lots of them for long. I guess for natural language students, that wocould be a big problem. Although few ones will have to know quite a natural ages... But as programming language/technology learners, one of our missions is to make laziness a valid ue, and... we are lucky to have those cheat sheets to help us do part of the job.

XSS (cross Site Scripting) prevention Cheat Sheet (XSS protection Checklist)

This article is a translated version of the XSS defense Checklist Https://www.owasp.org/index.php/XSS_%28Cross_Site_Scripting%29_Prevention_Cheat_SheetIntroductionThis article describes a simple positive pattern that properly uses output transcoding or escaping (encoding or escaping) to defend against XSS attacks.Despite the huge amount of XSS attacks, following some simple rules can completely prevent this kind of serious attack.This article does not discuss the commercial and technical impact

Programmer cheat sheet

Reprinted from: http://blog.csdn.net/haoel/archive/2009/10/28/4737425.aspxOriginal link: http://coolshell.cn /? P = 1561 (cool shell) Do you often forget some function names or attribute names in CSS? At that time, you must think that if you have a cheat sheet at hand, you can do that. Of course, this "cheat sheet" is

Build a cheat sheet in eclipse

Eclipse provides a built-in mechanism for displaying the mini guide, known as a memo (cheat sheet). A cheat sheet can quickly and effectively guide you through the process of including multiple steps in Eclipse, which is displayed at the corners of the workbench, and you can view them easily and quickly. This tutorial

Web front-end Development Essentials Manual (Cheat sheet)

Transferred from: http://blog.bingo929.com/cheat-sheets-for-web-develop.htmlCheat sheet This phrase if literal translation into Chinese, meaning is probably "cheat small copy" such as words, but Cheat sheet the actual meaning of the word is not a derogatory, although the Chi

Microsoft Ajax library cheat sheet -- Quick Reference Series for ASP. NET Ajax client framework (all translated)

In this week (month ?) I have mentioned a very practical Microsoft Ajax library cheat sheets in [12/24-01/27] recommended for ASP. NET technical articles. Download the original cheat sheet (PDF Version) at http://aspnetresources.com/downloads/ms_ajax_library_cheat_sheets1.zip. Recently, I will translate it into a Chinese version for your reference. Original c

MySQL SQL Injection Cheat Sheet

Tags: str IP add benchmark explain log username Lin case when valueMySQL SQL Injection Cheat SheetSome useful syntax reminders for SQL injection into MySQL databases ... This post was part of a series of SQL injection Cheat Sheets. In this series, I ' ve endevoured to tabulate the data-to-make it easier to read and the use of the same table for each data Base backend. This helps to highlight any features w

Cheat sheet for Jupyter Notebook, sheetjupyter

Cheat sheet for Jupyter Notebook, sheetjupyter Recently, DataCamp released the cheat sheet of jupyter notebook. [Python data path] I will share with you the contents of this cheat sheet as soon as possible. Part of the

A printf Format Reference page (cheat sheet)

Summary:this page is a printf formatting cheat sheet. I originally created this cheat sheet for my own purposes, and then thought I would share it is here.A cool thing about the formatting syntax was that the specifiers you can use be printf very similar, if not identical, BETW Een different languages, including C, C +

A Cheat Sheet for HTTP Libraries in C + +

Unfortunately, standard C + + library provides no tools for working with HTTP protocol. Therefore, when we want to run some REST service, parse a webpage or write a simple bot or web crawler, we always wonder W Hich Library is better and faster on use. Sometimes a project already uses some framework (or even several). But how does we create an HTTP request using available facilities? Not-to-get confused each time performing such tasks, I decided to make a ch

[Reference] Visual Studio keyboard shortcut cut posters & Other 'Cheat sheet' links

Visual Studio keyboard shortcut cut posters Other 'Cheat sheet' links Tim HeuerBlogged this morning about some Visual Studio shortcut 'posters' that are available from Microsoft as PDF, And I thought they 'd be worth a mention in case anyone doesn' t watch his blog: Visual Basic 2005 keyboard shortcut cut reference poster Visual C #2005 keyboard shortcut cut reference poster Both are available in col

Reverse Shell Cheat Sheet

Pen Test Monkey-perl Reverse Shell /usr/share/webshells/perl/perlcmd.cgi Pen Test Monkey, Perl Shell. usage:http://target.com/perlcmd.cgi?cat/etc/passwd Kali Cold Fusion Shell /usr/share/webshells/cfm/cfexec.cfm Cold Fusion Shell-aka CFM Shell Kali ASP Shell /usr/share/webshells/asp/ Kali ASP Shells Kali ASPX

IOS Application Security Testing Cheat Sheet

IOS Application Security testing Cheat Sheet[Hide] 1 DRAFT CHEAT sheet-work in PROGRESS 2 Introduction 3 information gathering 4 Application Traffic analysis 5 Runtime Analysis 6 Insecure Data storage 7 Tools 8 related articles 9 Authors and Primary Editors Ten other cheatsheets DRAFT

Dom based XSS Prevention Cheat Sheet (DOM based XSS defense Checklist)

custom implementation. Escape MisunderstandingIt's not that it's absolutely safe after escaping, for example1 The following code can be executed in Content-type as an XHTML document2 The following code, Escape is lost, interface execution can draw any DOM Common Security methodsIt is generally assumed that InnerText does not execute code and can mitigate XSS attacks instead of innerHTML, but also relies on tags, and the following example can execute code Dom b

Microsoft Ajax library cheat sheet (5): number and Error Type Extension

The original cheat sheet (PDF version) is here to download: http://aspnetresources.com/downloads/ms_ajax_library_cheat_sheets1.zip Original copyright statement: Copyright (c) 2004-2006, Milan negovan http://www.AspNetResources.comAll rights reserved. redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * redistribut

Microsoft Ajax library cheat sheet (4): domevent class

The original cheat sheet (PDF version) is here to download: http://aspnetresources.com/downloads/ms_ajax_library_cheat_sheets1.zip Original copyright statement: Copyright (c) 2004-2006, Milan negovan http://www.AspNetResources.comAll rights reserved. redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * redistribut

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