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pg-mem is an in-memory PostgreSQL emulator for Node.js and TypeScript that allows you to simulate a Postgres database without a real server. It’s perfect for unit testing and development scenarios where spinning up a full database would be too heavy. pg-mem supports many Postgres features and is compatible with various ORMs like TypeORM and Sequelize.
Features
- In-memory emulation of PostgreSQL behavior
- Works with TypeORM, Sequelize, and pg driver
- Supports most PostgreSQL SQL syntax and features
- Ideal for fast, isolated unit testing
- No external dependencies or database server needed
- Supports schemas, relations, and transactions
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MIT LicenseFollow pg-mem
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