Firebird dynamic SQL supports three ways to query multiple tables with a single SQL statement: joins, subqueries, and unions. The output from joins, subqueried columns, and unions is read-only by nature.


Search Condition Select Statement Query Plan Custom Plan Query Specification 
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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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