Browse SQLite/MySQL/PostgreSQL databases and their tables interactively.

Changes for 2.406 - 2024-03-11

• New 'create table' options: 'table constraints' and 'table options'.
• Update option 'auto increment column'.
• Use storable to make deep copies.
• DB2, Oracle, Firebird: regex operator bugfix.
• DBD::SQLite minimum version '1.74'.