SQL:How to create PRIMARY KEY On Multiple Columns in New Table using Constraint Statement

preview_player
Показать описание
Learn how to create PRIMARY KEY On Multiple Columns in a new table using T-SQL and using SSMS(SQL Server Management Studio) For Primary Key use CONSTRAINT statement at the end of all column declaration. REMEMBER:Primary key doesn't allow NULL or Duplicate Values

#MsSQL#Constraint#DuplicateFree#SSMS
  1. Data Freedom
Рекомендации по теме
SQL PRIMARY KEY 0:02:33

SQL PRIMARY KEY Constraint | SQL Server Tutorial for Beginners

MySQL: PRIMARY KEYS 0:05:25

MySQL: PRIMARY KEYS are easy

Primary Key and 0:08:40

Primary Key and Foreign Key Tutorial in MySQL | What is Primary Key and Foreign Key DBMS | Edureka

Add PRIMARY KEY 0:04:18

Add PRIMARY KEY to existing column in sql | Mysql primary key constraint

Creating Primary and 0:18:22

Creating Primary and Foreign Keys in SQL Server 2012

Creating and working 0:20:08

Creating and working with tables - Part 3

Primary key on 0:05:39

Primary key on two columns SQL Server

Sql server create 0:01:38

Sql server create table auto increment identity primary key

Develop Custom Maps 1:05:37

Develop Custom Maps with Oracle Spatial, APEX, REST & GeoJSON – with Oracle Partner ITIS

MySQL: FOREIGN KEYS 0:08:17

MySQL: FOREIGN KEYS are easy (kind of)

How To Set 0:03:52

How To Set Foreign Keys in SQL Server 2018 / 2019 ?

How to add 0:03:56

How to add Primary Key column to Existing Table in SQL Server | SQL Server | LearnStuffz

What is a 0:05:18

What is a Primary Key and How Can I Create One?

Working with Primary 0:24:13

Working with Primary & Foreign key Constraint in SQL Server | SQL Server Tutorial

SQL: How to 0:01:34

SQL: How to ADD and DROP PRIMARY KEY in SQL Server | Alter Table

Microsoft SQL Server 0:03:44

Microsoft SQL Server 2017 - Creating Table , Primary Key and Foreign Key

Primary & Foreign 0:08:25

Primary & Foreign Keys

How to CREATE 0:10:49

How to CREATE DATABASE, SCHEMA, AND TABLES with foreign and primary keys in SSMS using T-SQL | PT1

SQL Server 28 0:04:55

SQL Server 28 - Composite Primary Key

08 - | 0:22:58

08 - | MS SQL Server For Beginners | - | Constraints | - | Primary Key Constraint |

SQL Server 27 0:04:25

SQL Server 27 - How to Create FOREIGN KEY Constraints

Oracle SQL Tutorial 0:02:54

Oracle SQL Tutorial 15 - How to Add Primary Key Constraints

Primary Key Foreign 0:09:20

Primary Key Foreign Key Tutorial

Create a foreign 0:03:57

Create a foreign key in phpmyadmin and related to primary key