ORA-07445 [qcstda] From SELECT From View With Invisble Column Over DB Link
(Doc ID 2334781.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 and later
Information in this document applies to any platform.
Error seen in production environment; may impact application connections:
ORA-07445: exception encountered: core dump [qcstda()+1112] [SIGSEGV] [ADDR:0x0] [PC:0x1052F19D8] [Invalid permissions for mapped object] 
SQL shown in trace file is:
(a) SELECT statement running over a database link
(b) SELECT from a remote view with an invisible column
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