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SQL Anywhere 11.0.1 » SQL Anywhere Server - SQL Usage » Query Processing » Query optimization and execution » Query execution algorithms » Types of algorithms » Join algorithms

 

RecursiveHashJoin algorithm (JHR)

RecursiveHashJoin is a variant of HashJoin, and is used for recursive union queries. For more information, see HashJoin algorithms (JH, JHSP, JHFO, JHAP, JHO, JHPO), and Recursive common table expressions.