https://www.w3schools.com › sql › sql_create_table.asp
SQL CREATE TABLE Statement - W3SchoolsLearn how to create a new table in a database using the SQL CREATE TABLE statement. See syntax, examples, and tips for data types and copying tables.
Edit the SQL Statement, and click "Run SQL" to see the result. Run SQL » Result: Click "Run SQL" to execute the SQL statement above. W3Schools has created an SQL database in your browser. The menu to the right displays the database, and will reflect any changes. Feel free to experiment with any SQL statement. You can restore the database at any time. The Try-SQL Editor at w3schools.com. Your ...
SQL constraints are used to specify rules for the data in a table. Constraints are used to limit the type of data that can go into a table. This ensures the accuracy and reliability of the data in the table. If there is any violation between the constraint and the data action, the action is aborted. Constraints can be column level or table ...
SQL FOREIGN KEY Constraint. The FOREIGN KEY constraint is used to prevent actions that would destroy links between tables.. A FOREIGN KEY is a field (or collection of fields) in one table, that refers to the PRIMARY KEY in another table.. The table with the foreign key is called the child table, and the table with the primary key is called the referenced or parent table.
SQL PRIMARY KEY Constraint. The PRIMARY KEY constraint uniquely identifies each record in a table.. Primary keys must contain UNIQUE values, and cannot contain NULL values. A table can have only ONE primary key; and in the table, this primary key can consist of single or multiple columns (fields).
https://sql.sh › cours › create-table
SQL CREATE TABLELa commande CREATE TABLE permet de créer une table en SQL. Un tableau est une entité qui est contenu dans une base de données pour stocker des données ordonnées dans des colonnes.
https://learnsql.fr › blog › comment-creer-une-table-en-sql
Comment créer une table en SQL - LearnSQL.frComment créer une table dans une base de données relationnelle ? Qui conçoit les tables des bases de données ? Nous allons discuter de la syntaxe de la commande SQL CREATE TABLE et de son utilisation.
https://www.sqltutorial.org › sql-create-table
How To Use SQL CREATE TABLE To Create New Tables - SQL TutorialLearn how to use the SQL CREATE TABLE statement to create new tables with columns, data types, constraints, and primary keys. See examples of creating tables for courses and trainings data.
https://learnsql.com › blog › how-to-create-a-table-in-sql
How to Create a Table in SQL - LearnSQL.comLearn the basics of creating tables in SQL databases using the CREATE TABLE command. See examples of defining columns, data types, and relationships between tables.
https://learn.microsoft.com › en-us › sql › t-sql › statements › create-table-transact-sql
CREATE TABLE (Transact-SQL) - SQL Server | Microsoft LearnApplies to: SQL Server 2016 (13.x) and later, and Azure SQL Database. The following examples show how to create a temporal table linked to a new history table, and how to create a temporal table linked to an existing history table.
https://learnsql.com › blog › how-to-create-table-sql
How to Create Your First Table in SQL - LearnSQL.comLearn how to create a database table with SQL using the CREATE TABLE command. See examples, data types, naming conventions, and tips for data engineering.
https://www.mysqltutorial.org › mysql-basics › mysql-create-table
MySQL CREATE TABLE - MySQL TutorialThe CREATE TABLE statement allows you to create a new table in a database. The following illustrates the basic syntax of the CREATE TABLE statement: CREATE TABLE [ IF NOT EXISTS ] table_name( column1 datatype constraints , column2 datatype constraints , ...
https://www.w3schools.com › mySQl › sql_ref_create_table.asp
SQL CREATE TABLE Keyword - W3SchoolsThe CREATE TABLE command creates a new table in the database. The following SQL creates a table called "Persons" that contains five columns: PersonID, LastName, FirstName, Address, and City:
https://www.sqlservertutorial.net › sql-server-basics › sql-server-create-table
SQL Server CREATE TABLE: Creating a New Table in the DatabaseThis tutorial shows you how to use the SQL Server CREATE TABLE statement to create a new table in a specific schema of a database.
