ALTER TABLE "dept_emp" ADD CONSTRAINT "fk_dept_emp_emp_no" FOREIGN KEY("emp_no") ...

This code does schema reflection for every table and column in the database.schema, even if only one table is passed in. source = sql_database( credentials=self.connection_string, schema=schema, ...

have a clear purpose for your database, (2) understand your user base, and use case patterns, (3) identify relationships amongst your tables (4) data normalization, (5) refine your design as your ...

And the resulting group is termed Schema. A relation (table) in a relational database is divided into rows and columns. A Tuple is a row in a database table that is retrieved using a query.