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🗃️ MongoDB Query Examples

This page provides practical MongoDB query examples for common troubleshooting and data inspection tasks.

🔎 Find Users Created After a Specific Date

To search for users created after a certain date, use the following query:

db.users.find({
  createdAt: { $gt: ISODate("2025-09-03T20:00:00Z") }
})

{
createdAt: { $gt: ISODate("2025-09-22T00:00:00Z"),$lt: ISODate("2025-09-23T00:00:00Z") }
}

Date Format

Use ISODate for accurate date comparisons in MongoDB queries.

🧮 Aggregation: Match Documents by Creation Date

To filter documents in an aggregation pipeline where createdAt is after a specific date:

{
  $match: {
    createdAt: {
      $gt: new Date("2025-09-02T20:20:00Z")
    }
  }
}

Aggregation Context

Place this $match stage at the appropriate point in your aggregation pipeline.

📚 Additional Resources