The following statement creates the roles table that consists of two columns: role_id and role_name: CREATE TABLE roles( The following statement creates the accounts table: CREATE TABLE accounts ( We will create a new table called accounts that has the following columns: Table constraints are similar to column constraints except that they are applied to more than one column. Unlike the primary key, a table can have many foreign keys.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |