Ebook: SQL antipatterns: avoiding the pitfalls of database programming

Jaywalking -- Naive trees -- ID required -- Keyless entry -- Entity-attribute-value -- Polymorphic associations -- Multicolumn attributes -- Metadata tribbles -- Rounding errors -- 31 flavors -- Phantom files -- Index shotgun -- Fear of the unknown -- Ambiguous groups -- Random selection -- Poor man's search engine -- Spaghetti query -- Implicit columns -- Readable passwords -- SQL injection -- Pseudokey neat-freak -- See no evil -- Diplomatic immunity -- Magic beans.