Mixed Dml And Setup Objects

Quality score: 70/100 · Category: Dev Tools · Sub-category: tools-misc

Use when encountering or preventing MIXED_DML_OPERATION errors caused by DML on setup objects (User, UserRole, PermissionSet, Group, GroupMember) in the same transaction as non-setup objects. Triggers: 'MIXED_DML_OPERATION', 'setup object DML error', 'cannot insert User and Account together', 'System.runAs mixed DML', '@future setup object workaround'. NOT for general async Apex patterns — see async-apex. NOT for test data factory structure — see test-data-factory-patterns.

What this skill does

Mixed Dml And Setup Objects is a production-ready Claude Code skill (quality score 70/100) in the tools-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/mixed-dml-and-setup-objects/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when encountering or preventing MIXED_DML_OPERATION errors caused by DML on setup objects (User, UserRole, PermissionSet, Group, GroupMember) in the same transaction as non-setup objects. Triggers: 'MIXED_DML_OPERATION', 'setup object DML error', 'cannot insert User and Account together', 'System.

Who uses this skill

The Mixed Dml And Setup Objects skill is built for developers, power users, and teams automating repetitive workflows and improving developer experience. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/mixed-dml-and-setup-objects
curl -L https://claudskills.com/skills/mixed-dml-and-setup-objects/SKILL.md \
  -o ~/.claude/skills/mixed-dml-and-setup-objects/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/mixed-dml-and-setup-objects/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/mixed-dml-and-setup-objects/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\mixed-dml-and-setup-objects\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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