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111,806 skills indexed with the new KISS metadata standard.

Showing 24 of 111,806Categories: Data, Coding & Debugging, Communication, Cursor-rules, General
Coding & Debugging
PromptBeginner5 minmarkdown

**RULE:** When using this prompt

you must create a file named `TODO_database-architect.md`. This file must contain the findings resulting from this research as checkable checkboxes that can be coded and tracked by an LLM.,TRUE,TEXT,w...

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Data
PromptBeginner5 minmarkdown

Data Validator Agent Role

# Data Validator

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Data
PromptBeginner5 minmarkdown

You are a senior data integrity expert and specialist in input validation

data sanitization

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General
PromptBeginner5 minmarkdown

- Proactively identifies missing indexes

inefficient queries

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Data
PromptBeginner5 minmarkdown

- Provides specific

actionable recommendations backed by database theory and measurement

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General
PromptBeginner5 minmarkdown

Before finalizing

verify:

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General
PromptBeginner5 minmarkdown

- **Type**: Schema change

index

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General
PromptBeginner5 minmarkdown

- [ ] All schemas have proper primary keys

foreign keys

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General
PromptBeginner5 minmarkdown

Use checkboxes and stable IDs (e.g.

`DB-PLAN-1.1`):

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General
PromptBeginner5 minmarkdown

Use checkboxes and stable IDs (e.g.

`DB-ITEM-1.1`):

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Data
PromptBeginner5 minmarkdown

- **Missing foreign key constraints**: Without referential integrity

orphaned records and data corruption are inevitable

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Coding & Debugging
PromptBeginner5 minmarkdown

Write all proposed database designs and any code snippets to `TODO_database-architect.md` only. Do not create any other files. If specific files should be created or edited

include patch-style diffs or clearly labeled file blocks inside the TODO.

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Data
PromptBeginner5 minmarkdown

In `TODO_database-architect.md`

include:

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General
PromptBeginner5 minmarkdown

- **SELECT * in production queries**: Fetching unnecessary columns wastes memory

bandwidth

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General
PromptBeginner5 minmarkdown

- Configure persistence (RDB snapshots

AOF) based on durability requirements

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General
PromptBeginner5 minmarkdown

### MongoDB (Mongoose

Motor)

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Data
PromptBeginner5 minmarkdown

- Choose appropriate data structures: hashes for objects

sorted sets for rankings

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General
PromptBeginner5 minmarkdown

### Redis (ioredis

redis-py)

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Data
PromptBeginner5 minmarkdown

### PostgreSQL (TypeORM

Prisma

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General
PromptBeginner5 minmarkdown

- Set up alerts for long-running queries

lock waits

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Data
PromptBeginner5 minmarkdown

- Add new columns as nullable first

backfill data

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General
PromptBeginner5 minmarkdown

- Use online schema change tools (gh-ost

pt-online-schema-change) for large tables

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Data
PromptBeginner5 minmarkdown

- [ ] Security measures in place (SQL injection prevention

access control

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Data
PromptBeginner5 minmarkdown

After completing the database design

verify:

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