This issue occurs because the sql_require_primary_key flag in MySQL prevents the creation of tables without a primary key. Because of the way Laravel's Schema builder assigns primary keys to ...

General error: 3750 Unable to create or change a table without a primary key, when the system variable 'sql_require_primary_key' is set. Add a primary key to the table or unset this variable to avoid ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and ...

Learn about SQLite database engine internals so you can simplify your code and improve the performance of your applications.

In Microsoft SQL Server, for example, a primary key usually equates to a clustered index. In SQLite, a primary key is usually just a unique index and is distinct from the special rowid column name.