SDO_AGGR_UNION SLOW WHEN SPATIAL_VECTOR_ACCELERATION=TRUE (Doc ID 2194394.1)

Last updated on OCTOBER 28, 2016

Applies to:

Oracle Spatial and Graph - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

On : 12.1.0.2 version, Query Issues

ACTUAL BEHAVIOR
---------------
running this hangs (after 13h00 hours the query is still running).

SELECT SDO_AGGR_UNION(MDSYS.SDOAGGRTYPE(T.GEOM, :B3 )) AS geom
 FROM (select geom from evd ) t;

Cause

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