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Index
Introduction Logical Database Design Antipatterns Jaywalking Naive Trees ID Required Keyless Entry Entity-Attribute-Value Polymorphic Associations Multicolumn Attributes Metadata Tribbles Physical Database Design Antipatterns Rounding Errors 31 Flavors Phantom Files Index Shotgun Query Antipatterns Fear of the Unknown Ambiguous Groups Random Selection Poor Man's Search Engine Spaghetti Query Implicit Columns Application Development Antipatterns Readable Passwords SQL Injection Pseudokey Neat-Freak See No Evil Diplomatic Immunity Magic Beans Appendixes Rules of Normalization Bibliography [1] [A] [SPT] [HPM] Examples of entity-relationship diagrams Diagram for example bug database [1] [2] Intersection table entity-relationship diagram [2] Adjacency list entity-relationship diagram Threaded comments illustration Jaywalking [3] Nested Sets illustration Closure Table illustration Comparing hierarchical data designs [JCTAHISFS] [SDP] [3] Rules of Normalization [4] [JCSPS] [5] [4] [5] [6] Entity-Attribute-Value Polymorphic Associations [7] [6] [7] [ARMODFLSDB] Object-oriented class diagram for bug types EAV entity relationship [POEAA] Simple association Concrete Table Inheritance Polymorphic association
Multicolumn Attributes
Polymorphic Associations for addresses [8] Reversing a polymorphic association Single Table Inheritance Class Table Inheritance Association of Comments to the Base Issues table [8] Jaywalking [9] Entity-Attribute-Value Jaywalking [9] [10] Multicolumn Attributes [10]
[WECSSKAFA]
[11] [11] MySQL query execution plan [12] [13] [12] Poor Man's Search Engine [13] Legitimate Uses of the Antipattern [14] [14] [15] Choose Next Higher Key Value [15] [16] [17] [18] [16] [17] [18] Cartesian product between fixed and open bugs [19] [19] Keyless Entry [20]
[DSOSS]
[21] [22] SQL Injection [20] [21] [22] [23] [24] Exploits of a mom [25] [26] [23] [24] [25] [26] [27] [28] [27] Special Scope for Sequences [28] A fatal error in PHP results in a blank screen [29] [30] [29] [30] [31] [32] [33]
[AWDWR]
[34] Schema Evolution Tools [31] [32] [33] [34] [35] Model View Controller
[36] [TLOLA]
[37] [38] Using Magic Beans leads to vinelike tangles. [39] [AUAPAITOAADAID] [DDTCITHOS] Untangling the vines by decoupling [35] [FAFOSE] [36] [TLOLA] [37] [POEAA] [38] [39] [TPPFJTM] Implicit Columns Entity-Attribute-Value Polymorphic Associations Pseudokey Neat-Freak Jaywalking Index Shotgun Progression of normal forms Multicolumn Attributes Jaywalking Repeating groups vs. first normal form Redundancy vs. second normal form [40] Redundancy vs. third normal form Third normal form vs. Boyce-Codd normal form Merged relationships vs. fourth normal form Merged relationships vs. fifth normal form [41] [42] [40] [41] [42]
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