SQL Mastery: A Comprehensive Guide to Executing Common Excel Operations with SQL
In-Depth Guide to Star Schema in Data Warehouse Modelling: Concepts, Design Principles, and Advantages
Stack Tables Create Table Of Elves – Create table called elves CREATE TABLE elves ( – string variable name varchar(255), – integer variable age int, – string variable race varchar(255), – string variable weapon varchar(255) ) Create Table Of Dwarves – Create table called dwarves CREATE TABLE dwarves ( – string variable name varchar(255), – …
Self Join Table Create Table Of Adventurers – Create table called adventurers CREATE TABLE adventurers ( – string variable name varchar(255), – integer variable age int, – string variable child_of varchar(255) ) Insert Rows Into Adventurers Table INSERT INTO adventurers (name, age, child_of) VALUES (‘Dallar Woodfoot’, 25, NULL), (‘Cordin Garner’, 29, NULL), (‘Keat Garner’, 24, …
Right Join Tables Create Table Of Adventurers – Create table called adventurers CREATE TABLE adventurers ( – string variable name varchar(255), – integer variable age int, – string variable race varchar(255) ) Create Table Of Adventurer’s Equipment – Create table called equipment CREATE TABLE equipment ( – string variable name varchar(255), – string variable clothes …
Outer Join Tables Create Table Of Adventurers – Create table called adventurers CREATE TABLE adventurers ( – string variable name varchar(255), – integer variable age int, – string variable race varchar(255) ) Create Table Of Adventurer’s Equipment – Create table called equipment CREATE TABLE equipment ( – string variable name varchar(255), – string variable clothes …
Left Join Tables Create Table Of Adventurers – Create table called adventurers CREATE TABLE adventurers ( – string variable name varchar(255), – integer variable age int, – string variable race varchar(255) ) Create Table Of Adventurer’s Equipment – Create table called equipment CREATE TABLE equipment ( – string variable name varchar(255), – string variable clothes …
Join Multiple Table Create Table Of Elves – Create table called elves CREATE TABLE elves ( – string variable name varchar(255), – integer variable age int, – string variable race varchar(255) ) Create Table Of Weapons – Create table called weapons CREATE TABLE weapons ( – string variable name varchar(255), – string variable weapon varchar(255), …
Inner Join Tables Create Table Of Adventurers – Create table called adventurers CREATE TABLE adventurers ( – string variable name varchar(255), – integer variable age int, – string variable race varchar(255) ) Create Table Of Adventurer’s Equipment – Create table called equipment CREATE TABLE equipment ( – string variable name varchar(255), – string variable clothes …
Concatenate Multiple Table Create Table Of Elves – Create table called elves CREATE TABLE elves ( – string variable name varchar(255), – integer variable age int, – string variable race varchar(255), – string variable weapon varchar(255) ) Create Table Of Dwarves – Create table called dwarves CREATE TABLE dwarves ( – string variable name varchar(255), …