hsiegeln 4cdf2ac012 Fix ClickHouse OOM on batch insert: reduce batch size, increase memory ...

Execution rows are wide (29 cols with serialized arrays/JSON), so 500
rows can exceed ClickHouse's memory limit. Reduce default batch size
from 500 to 100 and bump ClickHouse memory limit from 2Gi to 4Gi.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

2026-03-13 22:44:03 +01:00

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