In SQL-89 and SQL-92 terms, Firebird tables are persistent base tables. The standards define several other types, including viewed tables, which Firebird implements as views (see Chapter 24) and derived tables, which Firebird could be said to implement as selectable stored procedures (see Chapters 28 and 30).


Unique Constraint Check Constraint External File External Table Referential Constraint 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


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Copyright information

© Helen Borrie and IBPhoenix 2004

Authors and Affiliations

  • Helen Borrie
    • 1
  1. 1.FirebirdSQL Foundation Inc.Australia

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