SQLCheck automatically detects common SQL anti-patterns. Such anti-patterns often slow down queries. Addressing them will, therefore, help accelerate queries.
SQLCheck targets all major SQL dialects.
SQLCheck is free and open source software. It’s no longer maintained.
- Logical Database Design Anti-Patterns:
- Multi-Valued Attribute.
- Recursive Dependency.
- Primary Key Does Not Exist.
- Generic Primary Key.
- Foreign Key Does Not Exist.
- Entity-Attribute-Value Pattern.
- Metadata Tribbles.
- Physical Database Design Anti-Patterns:
- Imprecise Data Type.
- Values In Definition.
- Files Are Not SQL Data Types.
- Too Many Indexes.
- Index Attribute Order.
- Query Anti-Patterns:
- SELECT *.
- NULL Usage.
- NOT NULL Usage.
- String Concatenation.
- GROUP BY Usage.
- ORDER BY RAND Usage.
- Pattern Matching Usage.
- Spaghetti Query Alert.
- Reduce Number of JOINs.
- Eliminate Unnecessary DISTINCT Conditions.
- Implicit Column Usage.
- HAVING Clause Usage.
- Nested sub queries.
- OR Usage.
- UNION Usage.
- DISTINCT & JOIN Usage.
License: Apache License
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