Slow Spatial Query after Upgrading Database from 10.2.0.4 to 12c
Last updated on FEBRUARY 08, 2017
Applies to:Oracle Spatial and Graph - Version 22.214.171.124 and later
Information in this document applies to any platform.
After migrating the Database to 12c spatial query are running very slow.
Steps to reproduce:
1. installed a brand new 126.96.36.199 EE database with spatial option
2. manually loaded data into this database
1. An insert as select is running for hours
2. The select (without insert) is also running that long
3. The same statement is completing in minutes on a 10g database
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