Document per-query and per-principal memory limits#462
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This was referenced Jun 5, 2026
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🚀 Build success! Latest successful preview: https://preview-462--questdb-documentation.netlify.app/docs/ Commit SHA: c10d9c1
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- show.md: SHOW SERVICE ACCOUNTS <user|group> returns name, grant_option and SHOW GROUPS <user> returns name, external_alias; only the bare listings carry the new memory_limit column - meta.md: query_activity example projects memory_used/memory_limit - rbac.md: alphabetize ALTER entries in the SQL commands reference - alter-user.md: add the --- separator before Syntax for parity with siblings - capacity-planning.md: link the RAM section to the memory limits docs Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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Summary
Documents the new memory-limit feature across configuration, monitoring, and access control.
OSS — per-workload memory limits
configuration/cairo-engine.md: new "Memory limits" section covering the three reloadable workload limits (cairo.query.memory.limit.bytes,cairo.mat.view.refresh.memory.limit.bytes,cairo.wal.apply.memory.limit.bytes), breach behavior, and the best-effort coverage caveat. Cross-links added from the WAL and materialized-views config pages.query/functions/meta.md:query_activitygains thememory_usedandmemory_limitcolumns.Enterprise — per-principal memory limits
query/sql/acl/alter-user.md,alter-service-account.md, and a newalter-group.md(+ sidebar):SET MEMORY LIMIT { <size> | UNLIMITED }.security/rbac.md: new "Memory limits" section, theSET MEMORY LIMITpermission, andALTER GROUPin the command list.query/sql/show.md:memory_limitcolumn onSHOW USERS/GROUPS/SERVICE ACCOUNTS.Dependencies
Documents:
Web-console syntax highlighting for the new clause: questdb/sql-parser#27