Tables and schemas used by ClickStack

The ClickStack OpenTelemetry (OTel) collector uses the ClickHouse exporter to create tables in ClickHouse and insert data.

The following tables are created for each data type in the default database. Users can change this target database by modifying the environment variable HYPERDX_OTEL_EXPORTER_CLICKHOUSE_DATABASE for the image hosting the OTel collector.

Logs

Traces

Metrics

Gauge metrics

Sum metrics

Histogram metrics

Exponential histograms

Summary table

Sessions