# Database-related problems

- [Numeric overflow](/beginners-guide-to-clean-data/database-related-problems/untitled.md)
- [Duplicate rows](/beginners-guide-to-clean-data/database-related-problems/duplicate-rows.md)
- [Table joins](/beginners-guide-to-clean-data/database-related-problems/table-joins.md)
- [Huge enterprise databases](/beginners-guide-to-clean-data/database-related-problems/huge-enterprise-databases.md)
- [Case sensitivity](/beginners-guide-to-clean-data/database-related-problems/case-sensitivity.md)
- [Separating DDL and DML statements](/beginners-guide-to-clean-data/database-related-problems/separating-ddl-and-dml-statements.md)
- [Database performance considerations](/beginners-guide-to-clean-data/database-related-problems/database-performance-considerations.md)
- [Naming tables and columns](/beginners-guide-to-clean-data/database-related-problems/naming-tables-and-columns.md)
- [Poorly written SQL](/beginners-guide-to-clean-data/database-related-problems/poorly-written-sql.md)
- [Large monolithic SQL scripts](/beginners-guide-to-clean-data/database-related-problems/large-monolithic-sql-scripts.md)
- [SQL orchestration](/beginners-guide-to-clean-data/database-related-problems/sql-orchestration.md)