ORA-00979 After Upgrade to 12C
(Doc ID 2015599.1)
Last updated on FEBRUARY 19, 2025
Applies to:
Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.2 [Release 12.1]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
ORA-00979 error reported in query with nested sub queries, after upgrading to 12c.
When running a query without hint /*+ materialize */ fails, but when running the same query with hint /*+ materialize */ works . Both queries worked on 11G.
Function Call stack shows:
qecgoc <- qecsel <- qecpqbcheck <- qecdrv <- kkqctdrvIT <- apadrv <- opitca
<- kksFullTypeCheck <- rpiswu2 <- kksLoadChild <- kxsGetRuntimeLock <- ksfbc
<- kkspsc0 <- kksParseCursor <- opiosq0 <- kpoal8 <- opiodr <- ttcpip <- opitsk <- opiino <- opiodr <- opidrv <- sou2o <- opimai_real <- ssthrdmain <- main <-libc_start_main <- start
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |