SQL ( Structured Query Language ) cheatsheet

A quick reference to essential commands, functions, and syntax, empowering you to effortlessly query databases, perform data analysis

Create database

CREATE DATABASE <databasename>;

Delete database

DROP DATABASE <databasename>;

Create table

CREATE TABLE <tablename> (
    column1 datatype,
    column2 datatype,
    column3 datatype,
   ....
);

Delete table

DROP TABLE <tablename>;

Insert data into a table ( c )

INSERT INTO <tablename> (column1, column2, column3, ...)
VALUES (value1, value2, value3, ...);

Update data ( u )

UPDATE table_name
SET column1 = value1, column2 = value2, ...
WHERE condition;

View data (r)

SELECT * FROM <tablename>;

To view different values of data

SELECT DISTINCT(<rowname>) FROM <tablename>;

Delete data (d)

DELETE FROM <tablename> WHERE condition;