MaterializeInc/materialize

mz-debug-ci

Investigate CI failures on PR via gh + Buildkite MCP or bk CLI. Trigger: failing checks, Buildkite failures, CI issues — "why is CI red", "build broken", "checks failing", "what went wrong in CI", "nightly broke", "tests failing on this PR", or pasted…

لغة النص الأصلي: الإنجليزية

mz-commit

Trigger: "commit", "prepare commit", "create PR", "push", "open pull request", or mentions committing, pre-commit checks, pull requests in Materialize. Also "ship it", "ready to merge". For code review use mz-pr-review.

لغة النص الأصلي: الإنجليزية

mz-pr-review

Local code review of current branch vs Materialize standards. Trigger: "review my code", "review my changes", "check my diff", "does this look ok", "what do you think of this PR", "code review", or look over changes before merging. Also PR number + wants…

لغة النص الأصلي: الإنجليزية

mz-test

Run tests + pick test framework in Materialize. Trigger: "run tests", "run testdrive", "run sqllogictest", "run mzcompose", "run cargo test", "run pgtest", "rewrite test results", "add a test", "reproduce a bug", "write a regression test", or mentions…

لغة النص الأصلي: الإنجليزية

mz-release-signoff

Verify a release candidate on the Grafana dashboards and sign off in #release. Trigger: "verify the release", "sign off on the release", "release verification", "check the canary", "does this release look healthy", a pasted grafana.dev.materialize.com…

لغة النص الأصلي: الإنجليزية

mz-platform-checks

Create/modify/debug platform check. Trigger: "platform check", "platform-checks", "upgrade check", "restart check", or writing Check class testing feature survival across restarts/upgrades. Also edits in misc/python/materialize/checks/all_checks/.

لغة النص الأصلي: الإنجليزية

mz-limits-test

Add/modify/debug limits test. Trigger: "limits test", "Generator subclass", "many objects", "scaling test", or stress-test Materialize with many objects (tables, views, sources, indexes). Also edits in test/limits/mzcompose.py.

لغة النص الأصلي: الإنجليزية

mz-query-perf

Analyze and optimize a Console/catalog SQL query in user space — diagnose its plan on real relations, then measure candidate rewrites with a faithful synthetic-fleet sweep. Use when asked to find performance improvements for a query that reads mz_catalog /…

لغة النص الأصلي: الإنجليزية

mz-run

Trigger: "run Materialize locally", "start environmentd", "check compilation", "format code", "lint", "cargo check", "cargo fmt", "cargo clippy", "bin/fmt", "bin/lint", or mentions compiling, building, running, formatting, linting, log filters, jemalloc,…

لغة النص الأصلي: الإنجليزية

mz-parallel-workload

Extend parallel-workload stress framework: random SQL concurrently to catch panics + unexpected errors (not perf — see mz-benchmark). Trigger: "parallel workload", "parallel-workload", "action.py" re parallel workload, or testing panics/unexpected errors…

لغة النص الأصلي: الإنجليزية

mz-adapter-guide

Correctness invariants + architecture: adapter, coordinator, pgwire, peek paths, timestamp oracle. Trigger: questions about these subsystems — "how does coordinator work", "what are read holds", "explain peek path", "how does timestamp selection work", "why…

لغة النص الأصلي: الإنجليزية

mz-dbt-release

Cut a dbt-materialize PyPI release: bump the version in `__version__.py` and `setup.py`, date the `Unreleased` CHANGELOG entry, and open the release PR with a `Ship: <url>` body. Trigger: "cut a dbt release", "release dbt-materialize", "release the dbt…

لغة النص الأصلي: الإنجليزية

mz-benchmark

Add/modify/debug Materialize perf benchmark scenarios. Three frameworks: Feature Benchmark (single-op micro), Scalability Test (SQL throughput under concurrency), Parallel Benchmark (sustained latency via scenarios.py). Trigger: "benchmark", "feature…

لغة النص الأصلي: الإنجليزية

mz-profile

Trigger: "profile Materialize", "check memory usage", "analyze binary size", "debug performance", or mentions profiling, samply, heaptrack, flame graphs, memory checking, binary size, slow queries, high CPU/memory in Materialize. Also "slow" or "using too…

لغة النص الأصلي: الإنجليزية

mz-query-tracing

Debug SQL execution time via distributed tracing (OpenTelemetry / Tempo). Trigger: "why is this query slow", "where is the time going", "this SELECT takes forever", or latency breakdown for SQL statement. Also tracing queries, span analysis, Tempo traces,…

لغة النص الأصلي: الإنجليزية