ei-grad / sqlacrossover

SQLAlchemy-based cross-database migration tool

sqlacrossover

Cross-database migration tool based on SQLAlchemy

Features:

• Copy data and schema between SQLAlchemy-supported databases
• Table ordering - taking the foreign keys dependencies in consideration
• Data processing in batches
• Wrap the process in transaction to get consistent results
• Dump schema and data to SQL file

Installation

pip install sqlacrossover[MySQL,PostgreSQL]

Example

sqlacrossover 'mysql+pymysql:///sourcedatabase?charset=utf8' postgresql:///targetdatabase

TODO

• Write documentation
• Implement options:
  • --no-data
  • --tables
  • --exclude-tables
  • --truncate-non-empty
  • --skip-non-empty
• Implement efficient driver-depenedent insert methods
  • PostgreSQL COPY FROM / COPY TO
  • MySQL LOAD DATA LOCAL INFILE
• Write tests, configure travis.ci

Contibuting

Pull requests implementing new features, adding tests, docs and fixing bugs are welcome.

Feel free to open an issue with any feedback or ideas, also.