e) use Database concepts, SQL ... (not null, unique, primary key), create database, use database, show databases, drop database, show tables, create table, describe table, alter table (add and ...

Using server_default=sa.null() in an alter_table command triggers a typing error, even though the migration executes without any problems. Note also that sa.null() is type checked properly when used ...

MyDB is a lightweight, modular SQL-like database engine written in C++. It supports table creation, data insertion, querying, schema modification, and basic SQL features, with persistent storage in a ...