Question 1

How to set up connection pooling with node-postgres?

Accepted Answer

Use the included pg-pool module by creating a pool instance from the 'pg' package and querying from it. The documentation provides configuration options for pool size, idle timeouts, and connection handling to optimize performance.

Question 2

node-postgres vs Sequelize: which should I choose?

Accepted Answer

Choose node-postgres for direct, low-level PostgreSQL control and performance, as it's a pure client library. Sequelize is an ORM better suited for projects needing model definitions, migrations, and higher-level abstractions without writing raw SQL.

Question 3

How to handle errors in node-postgres queries?

Accepted Answer

Wrap queries in try-catch blocks for async/await or use .catch() with promises. The library returns detailed error objects for failed queries, and the FAQ wiki covers common issues like connection drops or syntax errors.

Question 4

Can I use node-postgres with TypeScript?

Accepted Answer

Yes, node-postgres has built-in TypeScript support with type definitions included in the package. Many projects use it for type-safe queries, and you can leverage generics for row typing in results.

Question 5

How to perform bulk inserts with node-postgres?

Accepted Answer

Use the COPY FROM command via the library's support for bulk operations. The README mentions this feature, and examples in the documentation show streaming data efficiently into PostgreSQL tables.

Question 6

Is node-postgres suitable for production use?

Accepted Answer

Absolutely, with years of stable development, connection pooling, and security features like parameterized queries. It's widely adopted in production environments for its reliability and non-blocking performance.

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