Spatial Index Deadlocks on SPATIAL_RTREE_IDX (Doc ID 1355268.1)

Last updated on FEBRUARY 08, 2017

Applies to:

Oracle Spatial - Version 11.2.0.2 and later
Information in this document applies to any platform.

Symptoms

On 11.2.0.2 when committing changes in tables with spatial indexes user session deadlocks can occur on mdsys.sdo_idx.cmt_idx_chngs('USER', 'SPATIAL_RTREE_IDX', null, 0).

Deadlocks shows up when at least two people commits changes to the same table.

Cause

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