Code recipes using YDB SDK and frameworks

This section contains code recipes in various programming languages for solving common practical tasks using the YDB SDK.

Contents:

• Driver initialization

• Authentication

  • Using a token
  • Anonymous
  • Service account file
  • Metadata service
  • Using environment variables
  • Using login and password

• Balancing

  • Uniform random selection
  • Prefer nearest datacenter
  • Prefer availability zone

• Retry queries

• Set session pool size

• Data insertion

• Batch data insertion

• Setting transaction execution mode

• Configuring table TTL

• Vector search

• Coordination

  • Distributed locking
  • Service discovery
  • Configuration publishing
  • Leader election

• Problem diagnostics

  • Enable logging
  • Export logs to OpenTelemetry
  • Connect metrics to Prometheus
  • Tracing with OpenTelemetry

See also:

• YDB for Application Developers / Software Engineers
• Example applications working with YDB
• YDB SDK reference