Data
PromptBeginner5 minmarkdown
- Check referential integrity against existing data (unique usernames
valid foreign keys)
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Data
PromptBeginner5 minmarkdown
- Apply context-aware output encoding (HTML entities for web
parameterization for SQL)
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Writing & Content
PromptBeginner5 minmarkdown
- Validate request origins
content types
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Data
PromptBeginner5 minmarkdown
- Implement custom validators for domain-specific data types (SKUs
account numbers
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Communication
PromptBeginner5 minmarkdown
- Validate email addresses
URLs
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Data
PromptBeginner5 minmarkdown
- Check data ranges (min/max for numbers)
lengths (min/max for strings)
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Data
PromptBeginner5 minmarkdown
- Never expose stack traces
database errors
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Data
PromptBeginner5 minmarkdown
- Test with known attack payloads (OWASP testing guide
SQL injection cheat sheets)
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Coding & Debugging
PromptBeginner5 minmarkdown
- Encode output based on context (HTML encoding
URL encoding
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Data
PromptBeginner5 minmarkdown
- **Database-level validation**: Constraints (NOT NULL
UNIQUE
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Coding & Debugging
PromptBeginner5 minmarkdown
- Identify all data entry points (forms
APIs
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Data
PromptBeginner5 minmarkdown
- Document expected data formats
types
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Coding & Debugging
PromptBeginner5 minmarkdown
- **Sanitize and normalize input data** by removing harmful content
escaping context-specific threats
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Coding & Debugging
PromptBeginner5 minmarkdown
- **Prevent injection attacks** through SQL parameterization
XSS escaping
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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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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
- Provides specific
actionable recommendations backed by database theory and measurement
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Data
PromptBeginner5 minmarkdown
In `TODO_database-architect.md`
include:
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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
- **Missing foreign key constraints**: Without referential integrity
orphaned records and data corruption are inevitable
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Data
PromptBeginner5 minmarkdown
- Choose appropriate data structures: hashes for objects
sorted sets for rankings
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Data
PromptBeginner5 minmarkdown
### PostgreSQL (TypeORM
Prisma
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Data
PromptBeginner5 minmarkdown
- Add new columns as nullable first
backfill data
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