High Version Count With Mainly Optimizer Mismatch(12)
(Doc ID 2975232.1)
Last updated on JULY 22, 2024
Applies to:
Oracle Database - Enterprise Edition - Version 12.2.0.1 to 19.4.0.0.0 [Release 12.2 to 19]Information in this document applies to any platform.
Symptoms
Getting high version count with mainly optimizer mismatch(12),
most of them with: Optimizer mismatch(12)2x440<_complex_view_merging> true false
Changes
Upgrade to 12c and above
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |