Database migrations
CLI & library to faithfully translate coding agent customizations across harnesses
npx -y skills add Texarkanine/a16n --skill database-migrationsAssembled from the repository path, not quoted from the project. Check it against their README if it does not work.
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Database migration workflows and schema management
SKILL.md
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Database Migrations Skill
This skill provides database migration workflows and schema management.
Features
- Schema versioning
- Rollback support
- Migration validation
Usage
Invoke this skill when managing database schema changes.
Gives 0 of the 12 instructions most databases sql skills give in 46 tokens
Counted across 589 of the 662 authors here whose files we hold, read 2026-08-06
- use parameterized queriesin 36 of 589, across 32 files
- use timestamptz for timestampsin 30 of 589, across 12 files
- create indexes concurrentlyin 29 of 589, across 23 files
- index foreign keysin 28 of 589, across 17 files
- use numeric type for moneyin 25 of 589, across 8 files
- select only required columnsin 24 of 589, across 19 files
- use cursor pagination instead of OFFSETin 23 of 589, across 15 files
- add indexes manually on foreign key columnsin 22 of 589, across 11 files
- read individual rule files for detailed explanationsin 18 of 589, across 4 files
- configure connection poolingin 18 of 589, across 16 files
- put equality columns before range columns in indexesin 17 of 589, across 9 files
- normalize to third normal formin 17 of 589, across 8 files
Said here and by no other author read
- manage database schema changes
- version schemas
- validate migrations
Grouped from the skills themselves: near-identical wordings counted once, and counted by distinct author, so one author publishing three of these counts once. Length counted with cl100k_base; the agent that loads this file may tokenize it differently.