Search Results for "roll"

Flask-Migrate is a Flask extension that integrates SQLAlchemy database migrations into Flask applications by leveraging Alembic, making schema changes easier and safer across development and deployment environments. It provides a set of command-line routines tied into Flask’s CLI such that developers can generate migration scripts, apply upgrades, and roll back changes with simple commands, keeping the database structure in sync with evolving application models. The extension handles versioning of the database schema so teams can track and share structural changes alongside application code, reducing manual migration errors and enabling collaborative development. Flask-Migrate also supports branching and merging workflows by generating human-readable migration scripts that developers can review, edit, and commit to version control.

...NutsDB allows only one read-write transaction at a time but allows as many read-only transactions as you want at a time. Each transaction has a consistent view of the data as it existed when the transaction started. When a transaction fails, it will roll back, and revert all changes that occurred to the database during that transaction.

DbMaintain enables automatic roll-out of updates to a relational database. It brings database scripts into version control just like regular source code and can be used to transparantly deploy databases from development on to production.

Fill your database with test data, move in and be happy. DataRoller is a small program that will insert rows into your database based on a file describing your tables and columns. Script files describe how each table relates to other tables, how DataRoller should geneate foreign keys, and how each column should look. DataRoller executes your script file, generating insert statements and filling your database with data.

Backpedal is a JDBC driver that can be messaged to roll back all SQL statements issued through it. It is intended to be used in testing scenarios, to allow you return the database to the state it was in before your test case started.