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UPDATE table_name SET ... WHERE CURRENT OF cursor_name DELETE FROM table_name WHERE CURRENT OF cursor_name. The cursor must operate on an updatable result set in order to successfully execute a positioned update or delete statement. Otherwise, the DBMS would not know how to apply the data changes to the underlying tables referred to in the cursor.
SQLAlchemy offers tools for database schema generation, querying, and object-relational mapping. Key features include: A comprehensive embedded domain-specific language for SQL in Python called "SQLAlchemy Core" that provides means to construct and execute SQL queries. A powerful ORM that allows the mapping of Python classes to database tables.
Laravel 8 was released on September 8, 2020, with new features like Laravel Jetstream, model factory classes, migration squashing, Tailwind CSS for pagination views and other usability improvements. [20] Laravel 9 was released on February 8, 2022. [13] Laravel 10 was released on February 14, 2023. [21] Laravel 11 was released on March 12, 2024.