\documentclass[10pt,a4paper]{article} % Packages \usepackage{fancyhdr} % For header and footer \usepackage{multicol} % Allows multicols in tables \usepackage{tabularx} % Intelligent column widths \usepackage{tabulary} % Used in header and footer \usepackage{hhline} % Border under tables \usepackage{graphicx} % For images \usepackage{xcolor} % For hex colours %\usepackage[utf8x]{inputenc} % For unicode character support \usepackage[T1]{fontenc} % Without this we get weird character replacements \usepackage{colortbl} % For coloured tables \usepackage{setspace} % For line height \usepackage{lastpage} % Needed for total page number \usepackage{seqsplit} % Splits long words. %\usepackage{opensans} % Can't make this work so far. Shame. Would be lovely. \usepackage[normalem]{ulem} % For underlining links % Most of the following are not required for the majority % of cheat sheets but are needed for some symbol support. \usepackage{amsmath} % Symbols \usepackage{MnSymbol} % Symbols \usepackage{wasysym} % Symbols %\usepackage[english,german,french,spanish,italian]{babel} % Languages % Document Info \author{Qup} \pdfinfo{ /Title (sql.pdf) /Creator (Cheatography) /Author (Qup) /Subject (SQL Cheat Sheet) } % Lengths and widths \addtolength{\textwidth}{6cm} \addtolength{\textheight}{-1cm} \addtolength{\hoffset}{-3cm} \addtolength{\voffset}{-2cm} \setlength{\tabcolsep}{0.2cm} % Space between columns \setlength{\headsep}{-12pt} % Reduce space between header and content \setlength{\headheight}{85pt} % If less, LaTeX automatically increases it \renewcommand{\footrulewidth}{0pt} % Remove footer line \renewcommand{\headrulewidth}{0pt} % Remove header line \renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit % This two commands together give roughly % the right line height in the tables \renewcommand{\arraystretch}{1.3} \onehalfspacing % Commands \newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour \newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols \newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns \newcommand{\tn}{\tabularnewline} % Required as custom column type in use % Font and Colours \definecolor{HeadBackground}{HTML}{333333} \definecolor{FootBackground}{HTML}{666666} \definecolor{TextColor}{HTML}{333333} \definecolor{DarkBackground}{HTML}{A3A3A3} \definecolor{LightBackground}{HTML}{F3F3F3} \renewcommand{\familydefault}{\sfdefault} \color{TextColor} % Header and Footer \pagestyle{fancy} \fancyhead{} % Set header to blank \fancyfoot{} % Set footer to blank \fancyhead[L]{ \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{C} \SetRowColor{DarkBackground} \vspace{-7pt} {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}} } \end{tabulary} \columnbreak \begin{tabulary}{11cm}{L} \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{SQL Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{Qup} via \textcolor{DarkBackground}{\uline{cheatography.com/57359/cs/15161/}}} \end{tabulary} \end{multicols}} \fancyfoot[L]{ \footnotesize \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{LL} \SetRowColor{FootBackground} \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}} \\ \vspace{-2pt}Qup \\ \uline{cheatography.com/qup} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Not Yet Published.\\ Updated 18th March, 2018.\\ Page {\thepage} of \pageref{LastPage}. \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}} \\ \SetRowColor{white} \vspace{-5pt} %\includegraphics[width=48px,height=48px]{dave.jpeg} Measure your website readability!\\ www.readability-score.com \end{tabulary} \end{multicols}} \begin{document} \raggedright \raggedcolumns % Set font size to small. Switch to any value % from this page to resize cheat sheet text: % www.emerson.emory.edu/services/latex/latex_169.html \footnotesize % Small font. \begin{multicols*}{3} \begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Data Types}} \tn % Row 0 \SetRowColor{LightBackground} CHAR / VARCHAR & String (0 - 255) \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} TEXT & String (0 - 65535) \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} MEDIUMTEXT & String (0 - 16777215) \tn % Row Count 4 (+ 2) % Row 3 \SetRowColor{white} LONGTEXT & String (0 - 4294967295) \tn % Row Count 6 (+ 2) % Row 4 \SetRowColor{LightBackground} TINYINT x & Integer(-128 to 127) \tn % Row Count 7 (+ 1) % Row 5 \SetRowColor{white} SMALLINT x & Integer(-32768 to 32767) \tn % Row Count 9 (+ 2) % Row 6 \SetRowColor{LightBackground} MEDIUMINT x & Integer (-8388608 to 8388607) \tn % Row Count 11 (+ 2) % Row 7 \SetRowColor{white} INT x & Integer (-2147483648 to 2147483647) \tn % Row Count 13 (+ 2) % Row 8 \SetRowColor{LightBackground} BIGINT x & Integer \seqsplit{(-9223372036854775808} to \seqsplit{9223372036854775807)} \tn % Row Count 17 (+ 4) % Row 9 \SetRowColor{white} FLOAT & Decimal (precise up to 23 digits) \tn % Row Count 19 (+ 2) % Row 10 \SetRowColor{LightBackground} DOUBLE & Decimal (24 to 53 digits) \tn % Row Count 21 (+ 2) % Row 11 \SetRowColor{white} DATE & YYYY-MM-DD \tn % Row Count 22 (+ 1) % Row 12 \SetRowColor{LightBackground} DATETIME & YYYY-MM-DD HH:MM:SS \tn % Row Count 23 (+ 1) % Row 13 \SetRowColor{white} TIMESTAMP & YYYYMMDDHHMMSS \tn % Row Count 24 (+ 1) % Row 14 \SetRowColor{LightBackground} TIME & HH:MM:SS \tn % Row Count 25 (+ 1) % Row 15 \SetRowColor{white} \{\{link="http://dev.mysql.com/doc/refman/5.0/en/enum.html"\}\}ENUM\{\{/link\}\} & One of preset options \tn % Row Count 29 (+ 4) % Row 16 \SetRowColor{LightBackground} \{\{link="http://dev.mysql.com/doc/refman/5.0/en/set.html"\}\}SET\{\{/link\}\} & Selection of preset options \tn % Row Count 33 (+ 4) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{Integers (marked x) that are "UNSIGNED" have the same range of values but start from 0 (i.e., an UNSIGNED TINYINT can have any value from 0 to 255).} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Select queries}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Select all columns} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}SELECT * FROM tbl;} \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Select some columns} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}SELECT col1, col2 FROM tbl;} \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Filter results} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}{[}SELECT Statement{]} WHERE condition;} \tn % Row Count 6 (+ 2) % Row 3 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Column alias} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}{[}SELECT Statement{]} AS newname;} \tn % Row Count 8 (+ 2) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Order results} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}{[}SELECT Statement{]} ORDER BY col {[}ASC | DESC{]};} \tn % Row Count 10 (+ 2) % Row 5 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Group results} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}{[}SELECT Statement{]} GROUP BY col1;} \tn % Row Count 12 (+ 2) % Row 6 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Limit amount of Results} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}{[}SELECT Statement{]} LIMIT = num} \tn % Row Count 14 (+ 2) % Row 7 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Select only unique records} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}SELECT DISTINCT FROM tbl} \tn % Row Count 16 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Creating and modifying}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Create a database} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}CREATE DATABASE db\_name;} \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Select a database} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}USE db\_name;} \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{List the databases on the server} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}SHOW DATABASES;} \tn % Row Count 6 (+ 2) % Row 3 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Show a table's fields} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}DESCRIBE tbl;} \tn % Row Count 8 (+ 2) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Create a new table} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}CREATE TABLE tbl(col1, col2);} \tn % Row Count 10 (+ 2) % Row 5 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Insert data into a table} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}INSERT INTO tbl VALUES("val1", "val2");} \tn % Row Count 12 (+ 2) % Row 6 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Delete a row} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}DELETE * FROM tbl WHERE condition;} \tn % Row Count 14 (+ 2) % Row 7 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Add a column to a table} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}ALTER TABLE tbl ADD COLUMN col;} \tn % Row Count 16 (+ 2) % Row 8 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Remove a column from a table} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}ALTER TABLE tbl DROP COLUMN col;} \tn % Row Count 18 (+ 2) % Row 9 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Make a column a primary key} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}ALTER TABLE tbl ADD PRIMARY KEY (col);} \tn % Row Count 20 (+ 2) % Row 10 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Update the values of a column} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}UPDATE tbl SET col1="val" WHERE condition;} \tn % Row Count 22 (+ 2) % Row 11 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Clear everything except table structure} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}TRUNCATE TABLE tbl;} \tn % Row Count 24 (+ 2) % Row 12 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{Delete a table} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}DROP TABLE tbl;} \tn % Row Count 26 (+ 2) % Row 13 \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{Delte a database} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}DROP DATABASE db\_name;} \tn % Row Count 28 (+ 2) % Row 14 \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{List all tables in database} \tn \mymulticolumn{1}{x{5.377cm}}{\hspace*{6 px}\rule{2px}{6px}\hspace*{6 px}SHOW TABLES;} \tn % Row Count 30 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{0.9954 cm} x{3.9816 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Joins}} \tn % Row 0 \SetRowColor{LightBackground} INNER JOIN & Returns only when in both tables \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} OUTER JOIN & Returns non-matching records if in at least one table \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} LEFT JOIN & Also returns non-mathing records from the left table \tn % Row Count 6 (+ 2) % Row 3 \SetRowColor{white} RIGHT JOIN & Also returns non-matching records from the right table \tn % Row Count 8 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{{\bf{JOIN syntax:}} \newline \newline SELECT * FROM tbl1 {[}INNER | OUTER | LEFT | RIGHT{]} JOIN tbl2 ON tbl1.id = tbl2.id;} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.74195 cm} x{3.23505 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{String functions}} \tn % Row 0 \SetRowColor{LightBackground} Compare strings & STRCMP("str1", "str2"); \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} Convert to lower case & LOWER("str"); \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} Convert to upper case & UPPER("str"); \tn % Row Count 6 (+ 2) % Row 3 \SetRowColor{white} (Right) trim & RTIM("str"); \tn % Row Count 7 (+ 1) % Row 4 \SetRowColor{LightBackground} Left trim & LTRIM("str"); \tn % Row Count 8 (+ 1) % Row 5 \SetRowColor{white} Substring & SUBSTRING("str", start\_pos, num\_chars); \tn % Row Count 10 (+ 2) % Row 6 \SetRowColor{LightBackground} Concatenate & CONCAT("str1", "str2"); \tn % Row Count 11 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}