PlanetScale releases Heroku Migrator v2.0

PlanetScale has released version 2.0 of its open-source Heroku Migrator to help users transfer large PostgreSQL databases without native logical replication. The updated tool avoids previous migration bottlenecks by dropping secondary indexes during the data copy phase, adding TCP keepalives to prevent silent network drops, and indexing track tables to eliminate delta check stalls. Open article →