Viktor Debulat

pipeline function in QueryCache fails with ECONNRESET for lambda rollup pre-aggregations

1

**Describe the bug** We are encountering an issue with [pipeline in QueryCache.ts](https://github.com/cube-js/cube/blob/master/packages/cubejs-query-orchestrator/src/orchestrator/QueryCache.ts#L501) when processing lambda rollup pre-aggregations for ClickHouse. Specifically, the error occurs during the streaming of data from `tableData.rowStream`...

fix(query-orchestrator): QueryCache - propagate error later for streams

2

If the source (rowStream) emits an error or closes before all data is read, pipeline will reject. This manually consumes the async iterator from the stream, catching errors at each...

Cubestore Router space is growing continuously due to temp-uploads

13

**Problem** We're using self-hosted cubestore 1 router + 1 worker for preaggregations in production mode. There is also Cubejs API and refresh worker. Space on router is growing due to...