Data
PromptBeginner5 minmarkdown
- **Model Validation**: DataAnnotations
custom validators
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Data
PromptBeginner5 minmarkdown
- **ORM Safety**: Parameterized queries
safe raw SQL
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Data
PromptBeginner5 minmarkdown
- **Verbose error messages**: Stack traces
SQL queries
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Data
PromptBeginner5 minmarkdown
- **Unencrypted sensitive data**: PII
credentials
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Data
PromptBeginner5 minmarkdown
- Missing data masking in logs
error messages
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Data
PromptBeginner5 minmarkdown
- Validate that sensitive data never appears in logs
error messages
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Data
PromptBeginner5 minmarkdown
- Assess PII handling for data minimization
retention policies
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Data
PromptBeginner5 minmarkdown
- Examine all user inputs for injection vectors: SQL
XSS
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Data
PromptBeginner5 minmarkdown
- **Assess** data protection strategies including encryption at rest
TLS in transit
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Data
PromptBeginner5 minmarkdown
- **Trace** data flows from user input through processing to output
identifying trust boundaries and validation gaps.
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Data
PromptBeginner5 minmarkdown
- **Dynamic query construction**: String concatenation used to build SQL
LDAP
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Data
PromptBeginner5 minmarkdown
- **Verbose error responses**: Stack traces
SQL queries
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Data
PromptBeginner5 minmarkdown
- Verify raw SQL queries use parameterized statements
not f-strings
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Data
PromptBeginner5 minmarkdown
- Classify changes by risk category (auth
data handling
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Data
PromptBeginner5 minmarkdown
- **Scan** staged git diffs for injection flaws including SQLi
command injection
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Data
PromptBeginner5 minmarkdown
- **Over-caching without invalidation**: Adding caches without invalidation strategies
serving stale data and creating consistency bugs
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Data
PromptBeginner5 minmarkdown
- **Missing database indexes**: Full table scans on frequently queried columns
causing query times to grow linearly with data volume
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Data
PromptBeginner5 minmarkdown
- **N+1 query patterns**: Fetching related data in loops instead of using joins or batch queries
multiplying database round-trips linearly
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Education
PromptBeginner5 minmarkdown
- Use EXPLAIN ANALYZE to inspect query execution plans and identify sequential scans
hash joins
1
Data
PromptBeginner5 minmarkdown
### Database (Query Analyzers
Index Tuning)
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Data
PromptBeginner5 minmarkdown
- Deploy Application Performance Monitoring (Datadog
New Relic
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Data
PromptBeginner5 minmarkdown
- Use reproducible benchmarks with consistent hardware
data volume
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Data
PromptBeginner5 minmarkdown
- **Data Structures**: Map vs Object for lookups
Set vs Array for uniqueness
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Data
PromptBeginner5 minmarkdown
- Apply specific optimizations based on profiling data: select optimal data structures
implement caching
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